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Parisa Pourzand, M.D., is a board-certified OB/GYN dedicated to improving the lives of women of all ages at her practice, Parisa Pourzand, M.D. Inc., in the greater Glendale, Burbank, and Beverly Hills, California areas. She views her role as your partner in making the absolute most of your health and wellness and strives to build a relationship with each and every woman in her care.

Dr. Pourzand began her education at the University of Tabriz in Iran before coming to America to complete a residency at Loma Linda University Medical Center in Loma Linda, California. She further refined her skills through a residency at Adventist Health Glendale.

Now in private practice in Glendale, Burbank, and Beverly Hills, California, Dr. Pourzand offers comprehensive OB/GYN services spanning the course of a woman’s life. Whether you need to bring your daughter to her first gynecology appointment, are in need of well woman exams, want to explore your family planning options, or have a complex gynecology need, Dr. Pourzand is here to help.

Dr. Pourzand is also honored to be the obstetrician of choice for many women in the Glendale, Burbank, and Beverly Hills, California, areas. Assisting you through this exciting time of your life is a privilege, one that Dr. Pourzand takes to heart. You’ll feel supported and well cared for from your very first prenatal care visit through your delivery and postnatal care.

Technology plays an important role at Parisa Pourzand, M.D. Inc. and enhances every aspect of your care. From state-of-the-art imaging and diagnostic tools to advanced surgical solutions, Dr. Pourzand relies on equipment that represents today’s best medical technology. She and her staff attend continuing education opportunities to ensure they stay abreast of the continuous changes in medical tech.

If you’re looking for a women’s health specialist who takes the time to get to know you and is always willing to listen to your concerns, book an appointment to sit down with Dr. Pourzand and learn more about her approach to women’s health.

This practice provides expert, evidence-based care for major reproductive and midlife transitions, including postnatal depletion, perimenopause, and menopause—stages that carry real long-term health implications yet are often under-treated. I am a Certified Nurse Midwife, Menopause Society Certified Practitioner, and Professor of Nursing, with graduate training from Yale School of Nursing. My approach blends clinical rigor with a midwifery model of care. To midwife menopause and postpartum recovery means to guide, educate, and partner rather than rush or dismiss. Care includes individualized assessment, hormone therapy when appropriate, and practical guidance around nutrition, movement, sleep, mental health, sexuality, and long-term disease prevention. Patients who choose this practice value expertise, personalization, and collaborative decision-making, with a focus on strength, resilience, and vitality over the long term.

Edward Tangchitnob, MD, MBA, FACOG, FACS is a robotic surgeon and regenerative medicine physician specializing in minimally invasive and holistic treatments for chronic diseases associated with aging. Dr. Tangchitnob’s private practice is located in West Covina, CA.

Dr. Tangchitnob performs robotic procedures for women to help treat abnormal uterine bleeding, pelvic pain, infertility, and urogynecological symptoms that occur after childbirth. After graduating from his robotic surgery and advanced endoscopic fellowship at Scripps Clinic in San Diego, CA he was recruited by Emanate Health to serve as the medical director for the developing Minimally Invasive Gynecology Surgery (MIGS) division.

In 2013, he helped secure the Center of Excellence in Minimally Invasive Gynecology (COEMIG) designation for Emanate Health. In 2016, he later led the Center of Excellence in Robotic Surgery (COERS) designation for general surgery, oncology and urology. He has served as a consultant and board advisor for several pharmaceutical and biomedical companies including Abbvie, Allergan Medtronic, Smith and Nephew, and Cooper Surgical. In 2017 he founded Timeless Health MD which focuses on holistic treatments for aging such as bioidentical hormone replacement therapy, intimacy procedures, and aesthetics medicine.

In 2021 he became one of the first gynecologic surgeons nationwide to become certified in the surgical subspecialty of Minimally Invasive Gynecologic Surgery (MIGS) by the American Board of Obstetricians and Gynecologists.

Dr. Tangchitnob earned his medical degree at Tufts University in 2008 after graduating with a B.S. in electrical and biomedical engineering at Tufts University in 2004. He served as the Executive Chief Resident during his OB/GYN residency at Cedars Sinai Medical Center. He is an active member of the American College of Surgeons (FACS) and the American Association of Gynecological Laparoscopists (AAGL). He works closely with hospital executives to build surgical and medical programs and holds an MBA from the USC Marshall School of Business.

Dumrong Tangchitnob, MD is an OB/GYN and cosmetic specialist at Tangchitnob MD in West Covina, California, who has been improving women’s health for more than 30 years. Specializing in minimally invasive gynecologic and robotic surgery, he is a dedicated practitioner aimed at providing excellent care to women using the most advanced treatment options available.

Dr. Tangchitnob received his medical degree from Chulalongkorn University in Bangkok, Thailand. He remained in Bangkok to complete his internship at Bhumibol Adulyadej Hospital. He then traveled to the United States to complete his pediatric and OB/GYN residency and neonatology fellowship at Jersey City Medical Center in Jersey City, New Jersey.

He is a board-certified OB/GYN and is a fellow of the American Academy of Cosmetic Surgery. Dr. Tangchitnob is also very involved in the Citrus Valley Health Foundation, serving on their board of trustees.

To better serve his diverse community, Dr. Tangchitnob speaks a number of languages including Thai, Chinese, and Spanish.

Dr. Tangchitnob combines warmth and compassion with modern medicine to improve both comfort and care for his patients.

Dr. Tangchitnob is married with two grown children. He and his son, Dr. Edward Tangchitnob, work together at Tangchitnob MD, while his daughter is an attending physician specializing in geriatrics at Kaiser Permanente.

David Ahdoot, M.D., FACOG is a board-certified OB-GYN, who serves as a diplomat of the American Board of Obstetrics and Gynecology.

Dr. Ahdoot obtained his medical degree at the University of California San Diego before going on to complete a nationally renowned residency program in Obstetrics and Gynecology at the University of California Irvine. He has authored more than 30 publications and is the recipient of numerous awards including Patient’s Choice Award and the Top 10 Doctor Award in Los Angeles.

In addition to seeing patients at his private practice, he also has an academic affiliation as an assistant clinical professor at UCLA. Dr. Ahdoot has privileges with three area hospitals: Providence Saint Joseph Medical Center, Encino-Tarzana Hospital, and Providence Holy Cross Hospital. Dr. Ahdoot is bilingual in both English and Spanish to better serve the patients in the community.

Dr. Ahdoot specializes in minimally invasive surgery and is a nationally recognized robotic surgeon. Aside from pregnancy, preventive and post-menopausal care, Dr. Ahdoot also strives to help his patients with specific medical conditions including ovarian cysts, uterine fibroids, PCOS, urinary incontinence, sexually transmitted diseases and other individualized health needs that may affect women today.  

Dr. Ahdoot’s highest priority is his patients and the care they receive. His ultimate aim is to improve the quality of life for each and every one of his patients.

At your first appointment, Dr. Ahdoot and his staff will take the time to discuss your medical history in full detail in order to make sure that the best possible individualized treatment options are offered to you. Call Dr. Ahdoot today to get started on the path to better health!

Dr. Shamsah Amersi is one of the country's leading and most recognized Ob-Gyns. She graduated in the top 1% of her medical school UCSF, ranked number three in the world for the best medical school. She graduated alpha omega alpha, an honor bestowed to top 1% of all doctors in the country.

Dr. Amersi has won national awards throughout her career for her work in women's health and has been chosen as Top Doctors of the United States for the past years. She has delivered over 13,000 babies during her career, including being the personal physician to high profile clients and celebrities. Dr Amersi is a leading expert in treating hormone imbalances for women at all phases of their lives including PCOS, weight loss, infertility, perimenopause and menopause. She implements a unique holistic personalized treatment plan and formulates an individualized treatment compromising of supplements, lifestyle, compounded and bioidentical hormone therapy.

 

Recognition & Leadership

She is proud to serve on the Menopause National Association Advisory BoardMenopause National Association Advisory Board, helping shape the future of care for women navigating midlife and beyond.

Her work has also been honored with numerous awards that reflect both clinical excellence and compassionate patient care:

• Who's Who in America – Ranked #1 Obstetrician & Gynecologist in California, 2024, 2025
• Top OB/GYN in America – 2020, 2021, 2022, 2023, 2024
• Los Angeles Top Doctors – 2017 through 2025
• Best of the Best Doctors Los Angeles – 2024, 2025
• Compassionate Doctor Award – 2020 through 2024
• Southern California Super Doctor Award – 2019 through 2026
• America’s Most Honored Doctor (Top 1%) – 2019 through 2025
• Patients’ Choice Award – 2019 through 2024

These honors affirm her commitment not only to medical excellence but also to treating every patient with empathy, respect, and dignity.

Dr. Amersi has been in private practice for 23 years and specializes in a holistic approach to women's health. She has been providing comprehensive women’s health services in Los Angeles since 2002. Highly-trained and honored by the medical community, she is certified by the American Board of Obstetrics and Gynecology and a Diplomat of the American College of Obstetrics and Gynecology. Dr. Amersi implements the most advanced, state-of-the-art technology and treatment options. She teaches students from UCLA and the art of women's health, and serves as a mentor to physician assistants from Yale University. She is a pregnancy consultant for Headspace, a meditation app used by millions of people around the world. She also serves as on the health advisory board for Anya, Cool as Cucumber, ROM tech.

The health of your lifestyle is an essential component not only in the prevention, but also in the treatment of chronic diseases, often allowing medications—and the risk of their side effects—to be reduced. By emphasizing a personalized, holistic approach to healthcare, Dr. Amersi will build a close partnership to help you reach your full potential. This approach to healthcare can benefit everyone—whether you are very healthy or suffer from a medical condition—and will allow you to optimize your general health in the future. From nutrition and lifestyle changes to detoxification programs, Amersi MD offers the most advanced recommendations for optimal health, happiness, and longevity.

Whether you are visiting her for a routine check-up, to address a serious health concern, to plan a new addition to the family, or for surgery, you can rest assured that Dr. Amersi will guide you through each appointment with individual attention, clear communication, compassion, and exceptional skill.

She employs the latest techniques in cancer screening and prevention. For your convenience, all diagnostic testing, labs, ultrasounds are performed right in here the office – there is no need to visit a separate facility for your care.

Supported by her warm professional team, Dr. Amersi treats women through all phases of life and cherishes the special one-on-one relationship between patient and doctor. Dr. Amersi is the only practitioner at her office and you will receive personal service from a trusted friend every time you visit.

A New Era of Holistic Hormone Health for Women

I’m Dr. Shamsah Amersi, a board-certified OB/GYN who has spent more than two decades caring for thousands of women through every stage of life. Over these years, I’ve seen far too many women dismissed, misdiagnosed, or handed generic solutions that never touch the root of their symptoms. I founded my practice to change that—because women deserve care that is deeply personal, science-based, and truly transformative.

My Philosophy of Care

True healing begins with listening. Every woman’s body tells a unique story, and my role is to uncover the underlying drivers of imbalance—not simply mask them. By blending the precision of Western medicine with the insights of functional, root-cause-driven strategies, I help women restore balance across their hormonal, metabolic, emotional, and neurological systems.

This is not “alternative medicine.” This is comprehensive medicine—anchored in science, advanced diagnostics, and personalization.

A Holistic, Evidence-Based Toolkit

My integrative approach combines the best of modern medicine with lifestyle and functional strategies:

• Lifestyle Optimization: Nutrition, exercise, and stress reduction are foundational. As a pregnancy consultant for Headspace, I’ve seen how mindfulness and emotional well-being directly impact hormonal equilibrium.
• Targeted Supplementation: Pharmaceutical-grade supplements, adaptogens, vitamins, and minerals prescribed based on your biology and biomarker testing.
• Bioidentical Hormone Therapy (BHRT): When necessary, I use plant-derived hormones that are structurally identical to those produced by the human body—allowing for more natural and effective hormone replacement.

Why Personalization Matters

Hormone health is never one-size-fits-all. PCOS, thyroid disorders, perimenopause, menopause, endometriosis—these conditions manifest differently in every woman. That’s why my care begins with thorough listening, advanced biomarker testing, and individualized treatment plans that meet your specific biology and goals.

The Benefits of a Comprehensive Approach

By treating the root cause rather than silencing symptoms, women often experience:

• Restored energy, metabolism, and weight balance
• Improved insulin sensitivity and thyroid function
• Greater resilience to stress and adrenal health
• Enhanced fertility and ovarian function
• Sharper focus, mental clarity, and stable mood
• Stronger bones, healthier skin, and increased muscle strength
• Protection for long-term vitality, longevity, and health span

This is about feeling better today while also protecting your health for the decades ahead.

My Promise to Women

You do not have to accept fatigue, mood swings, weight changes, or brain fog as “just part of being a woman.” You deserve care that is deeply personal, backed by data, and tailored to your unique physiology.

When your body’s systems are supported in harmony, everything improves—your energy, mood, resilience, and long-term health. My mission is simple: to empower women to feel informed, connected to their bodies, and able to thrive at every stage of life.

Mission Statement

My mission is to transform the way women experience hormone health by providing care that is personalized, science-based, and deeply compassionate. I am committed to addressing the root causes of imbalance—hormonal, metabolic, emotional, and neurological—rather than masking symptoms with temporary solutions.

By blending the precision of advanced diagnostics with lifestyle medicine, targeted supplementation, and bioidentical hormone therapy, I help women not only feel better today but also protect their health span—the years of life lived in strength, clarity, and vitality.

I believe every woman deserves to thrive at every stage of life, empowered with knowledge, supported with the right tools, and cared for with both medical expertise and humanity.

Welcome to the Santa Monica OBGYN practice of Dr. Tristan Emily Bickman. Dr. Bickman. As a trusted OBGYN in Santa Monica, she has served the local community for over 18 years and specializes in all aspects of obstetrics and gynecological care. From early womanhood through pregnancy, menopause and beyond, Dr. Bickman and her team are committed to providing every patient with the best care.

Dr. Bickman is committed to making a difference in the lives of her patients. Her goal is to provide compassionate, comprehensive care with state-of-the-art diagnostics and treatments. She believes that her patients deserve personalized care, and she wants her patients to feel like they can ask her any question, or call anytime they have a problem or concern.

Dr. Tristan Bickman provides a full range of obstetric and gynecologic services for women of all ages. She provides general consultations, annual gynecological exams, ultrasounds, pre and post natal care, and treatment for issues relating to pelvic pain, infertility, menopause, and osteoporosis.

A mother of five herself, Dr. Bickman has a special interest in obstetrics and loves to deliver babies. In fact, Dr. Bickman had a C-Section, and a subsequent 4 VBAC's. Additionally, Dr. Bickman has struggled with infertility, so is able to relate to her patients on a very personal level.  She specializes in high-risk pregnancies, and strives to help women have the birth experience they desire. Unlike many group OBGYN practices, Dr. Bickman delivers all her patients’ babies herself. Her patients never have to worry who will be with them in the delivery room. This practice brings a warm, personal touch to one of the most important moments in your and your baby’s life.

Dr. Bickman is a board certified OBGYN with hospital affiliations at both St. John’s Health Center and UCLA Medical Center. Dr. Bickman was born and raised in Los Angeles, attending Westlake School for Girls for high school, UC Berkeley and UCLA undergraduate and the USC school of Medicine. Dr. Bickman did her residency at Cedars Sinai Medical Center.

About Dr. Kim

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Jamie Kim, MD, FACOG, is a board-certified OB/GYN and an accredited associate of the Laser Vaginal Rejuvenation Institute of America with a practice in Fountain Valley, California. Dr. Kim is one of only a handful of doctors in the United States with advanced training in aesthetic reconstructive vaginal surgery, and she is among only a few women in the state of California able to perform these surgeries.

In addition to restoring vaginal health, Dr. Kim is also an experienced surgeon, with 25 years in practice. She offers da Vinci® robotic surgery for the removal of fibroids, ovarian tumors, and endometrial tissue. She also provides expert OB/GYN services, including well-women examinations and Pap smears as well as care and delivery of normal and high-risk pregnancies. For patients of all ages, Dr. Kim provides BioTe® hormone optimization.

To keep her patients looking young and vibrant, Dr. Kim also provides aesthetic treatments, including dermal fillers and Botox®. Dr. Kim received her undergraduate degree in biomedical science from the University of California Riverside, graduating cum laude. She then went to the University of California Los Angeles Medical School for her medical degree, and after completing an internship at the University of Southern California in Los Angeles, she finished her residency program in OB/GYN at Washington University School of Medicine in St. Louis.

When she isn’t busy helping her patients live healthier, happier lives, Dr. Kim is spending time with her husband and children at their home in Newport Beach.

Dr. Kim is fluent in Korean, English, and medical Spanish, and each member of her team speaks at least two languages.

Dr. Minal Mehta is a board-certified physician who specializes in the fields of obstetrics and gynecology. The doctor and her staff serve the residents of Fountain Valley, California, and many nearby communities, including Huntington Beach, Costa Mesa, Newport Beach, Westminster, Santa Ana, and Anaheim. She has over 18 years of experience serving the community as a licensed OB/GYN. At her office, the doctor uses state-of-the-art diagnostic tools and treatment options to provide her patients with the best medical care possible. She performs deliveries at Orange Coast Memorial and Fountain Valley Regional. 

Dr. Mehta received her medical degree in 1998 when she graduated from Chicago Medical School. At that time, she turned her interest toward her chosen area of practice. She specializes in treating OB/GYN patients who are high-risk as well as those who have problems with fertility and conception.

I began my training in womens care in the Navy in 1985. I have served on a ship, worked as an Emergency Room physician, and a general surgeon while on board ship. Since that time many years ago, I have treated many many women for all types of medical issues, both acute and chronic. I have come to appreciate womens health issues. My experience ,candor, and listening will hopefully provide to you the care you seek. Here is a state regulation which needs posting: The Open Payments database is a federal tool used to search payments made by drug and device companies to physicians and teaching hospital. It can be found at https://openpaymentsdata.cms.gov.

At Bloom Obstetrics and Gynecology in Tarzana, California, Neetu Sodhi, DO, MPH, FACOG offers the highest level of OB/GYN care to women of all ages, from their teenage years all the way through menopause. At Bloom, we are sensitive to each person’s needs and know that those needs are ever-evolving, not static. Responding to your specific lifestyle and life stage is important to us. Our services and surroundings will nurture women to come into bloom. Guiding this journey is Dr. Sodhi, an osteopathic OBGYN, who delivers top-quality care with an understanding and mutual respect.

Dr. Clark has a passion for healing and for improved patient outcomes. Following fellowship training, Dr. Clark was recruited by Hoag Hospital as the first Medical Director for the Womens Center for Continence. He received his medical degree from the University of Utah School of Medicine and completed his residency in Obstetrics and Gynecology. After completing residency, he further specialized by completing a Fellowship in Female Pelvic Medicine and Reconstructive Surgery ("Urogynecology") at Indiana University/Methodist Hospital in Indianapolis, IN.

Dr. Clark is nationally recognized for his surgical skills and teaches advanced surgical techniques to other physicians throughout the United States. In 2008, he was invited by the Jordanian government to teach advanced gynecology surgery techniques to the Ministry of Health Gynecology Division. Dr. Clark uses a wide range of surgical and laparoscopic techniques and a da Vinci® robot. He participates in the design and development of surgical instruments and uses cutting edge urogynecology surgery techniques, products, and modalities.

Professional Recognition

• Board Certified, OB/GYN
• Board Certified, Female Pelvic Medicine and Reconstructive Surgery
• Member, Phi Beta Kappa
• Fellow, American Association of Gynecologic Laparoscopists
• Invited Guest of Government of Jordan to teach minimally invasive gynecologic surgery

Dr. Clark is an active member of the Orange County community having served as a youth soccer coach for over a decade and as a Scout Master in the Newport Beach Boy Scouts program. He enjoys hiking, camping and ocean sports. You may see him rowing a scull in the Newport Bay in the early morning hours. Dr. Clark is a family man and has been married to his wife for 35 years. Together they have four children. 

Yonatan Mahller, MD, PhD,  is a board-certified obstetrician and gynecologist who provides expert obstetric and gynecologic care to women of all ages at Orange County OBGYN in Orange County. Patients can access a full range of services at his office in Newport Beach, California, where he offers well-woman care, care for low and high-risk pregnancies, pre-conception and infertility counseling and treatment for menopause. Dr. Mahller combines excellent surgical training with cutting-edge technology, including the MonaLisa Touch® laser that treats vaginal discomfort associated with menopause and urinary incontinence. He is affiliated with Hoag Hospital.

Dr. Mahller is a native of Southern California. While at the University of California at Santa Barbara, he obtained a Bachelor’s degree in physiology and a Master’s degree in molecular biology. He then relocated to the Midwest to attend the University of Cincinnati College of Medicine, where he completed a dual degree program, obtaining his M.D. and a Ph.D. in developmental biology. He then returned to California and completed residency in obstetrics and gynecology at the prestigious Cedars Sinai Medical Center in Los Angeles.

Throughout his medical training, Dr. Mahller has won numerous awards recognizing his caring bedside manner and stellar surgical skills. While in graduate school, he performed significant preclinical research studies utilizing novel anticancer agents and authored numerous publications on topics such as cancer stem cells. He has given multiple presentations at international scientific meetings. During residency, Dr. Mahller created and implemented a course for OB/GYN residents, teaching them the Spanish needed to provide care to Spanish-speaking patients.

Dr. Mahller's patients count on him to devote the time needed to answer their questions, get to the underlying cause of their symptoms and develop an individualized treatment plan.

When he’s not caring for patients, Dr. Mahller likes to develop new technology, travel, cook, and spend time with his family.

Nathaniel DeNicola, MD, MSHP, FACOG, is a board-certified obstetrician and gynecologist who sees patients at Orange County OBGYN in Newport Beach. He grew up in Los Angeles and Orange County, rooting for the Dodgers and Lakers. When traveling, he always makes In-N-Out his first stop when returning to California. He enjoys bodysurfing on the peninsula in Newport Beach and taking his one-year-old daughter, Keaton, to swim class.

Nathaniel has Orange County roots: he attended high school at Santa Margarita and completed medical school at the University of California, Irvine.  

Nathaniel also has professional experience outside California: he completed residency in obstetrics and gynecology at Tulane University and still returns to New Orleans annually to present lectures and enjoy charbroiled oysters.  After residency he earned a Masters of Science in Health Policy Research (MSHP) with the Robert Wood Johnson Clinical Scholars program at the University of Pennsylvania.

Prior to returning to California in 2020, Nathaniel worked on health policy in Washington, DC, where he held a joint appointment with Johns Hopkins Medicine. He is a national leader on emerging telehealth policy and serves as the resident telehealth expert for the American College of Obstetricians and Gynecologists. He also has international leadership in environmental health policy and holds liaison roles with the American Academy of Pediatrics, the International Federation of Gynecology and Obstetrics, and the World Health Organization.

Catalin Marinescu, MD, FACOG, specializes in pelvic surgery with an emphasis on minimally invasive procedures at OBGYN CARE in Newport Beach and Irvine, California. He performs gynecologic surgeries, such as hysterectomy and reconstructive procedures for prolapse or other pelvic floor defects, as well as procedures to treat urinary incontinence. Dr. Marinescu has affiliations with Hoag Hospital Newport Beach and Hoag Hospital Irvine.

Dr. Marinescu had an unparalleled 10 years of post-graduate residency training. He did a general surgery program at Carol Davila University of Medicine and Pharmacy in Bucharest, Romania and was trained in obstetrics and gynecology at the prestigious Mount Sinai Hospital Medical Center in Chicago, affiliated with Rush University.

Highly trained in obstetrics and gynecology, including infertility, Dr. Marinescu offers advanced prenatal diagnosis for high-risk pregnancies and follows the safest and most effective guidelines for delivery. His results are outstanding in difficult deliveries and minimally invasive surgeries, with over 200 da VinciⓇ robotic surgeries performed. 

Due to his unique worldly experiences on both sides of the Atlantic, Dr. Marinescu understands the impact of different cultures on each woman’s unique personality. He is attentive to each woman’s concerns and respectful of her time. He exercises great compassion and care with his patients, and works in a collaborative effort with other specialists to determine the best course of action for each patient’s specific journey.