Find a Top Internist Near Me in The Woodlands, TX – Book an Appointment Instantly

Ruby Samuel John, MD, is a board-certified internal medicine physician dedicated to providing compassionate, patient-centered care. She provides expert care to patients at Magnolia Family Medicine in Magnolia, Texas.

Dr. John earned her medical degree from Windsor University School of Medicine in 2005 and completed her residency at Rutgers NJ Medical School in Newark, where she was honored with the Most Humanistic Award in 2009. She went on to serve as Chief Resident and later as an Assistant Clinical Professor at University Hospital until 2011.

Dr. John devoted ten years to the Primary Care Clinic of North Texas, a non-profit organization serving the uninsured. Her commitment to underserved populations was recognized at the Lone Star Cares Fundraising Gala, where she received the Care and Compassion Award in 2014.

Dr. John’s philosophy of care emphasizes listening, trust, and prevention. She believes that effective medicine begins with understanding the whole patient, not just treating symptoms. By encouraging healthy lifestyle choices and focusing on preventive care, she helps her patients reduce the risk of both acute and chronic illness while improving overall wellness.

Outside of her practice, Dr. John enjoys spending time with her husband and their three active boys. She can often be found running outdoors or serving her local church community.

Allison Walworth, DO, is a board-certified Internal Medicine physician who joins Magnolia Family Medicine with years of experience. Dr. Walworth completed her internal medicine residency at Medical City Arlington in Arlington, TX and earned her medical degree from Burrell College of Osteopathic Medicine in Las Cruces, NM.

She is committed to evidence-based care with a patient-centered focus and welcomes adult patients with a personalized touch. Outside of work, Dr. Walworth enjoys reading--especially Golden Age science fiction and watching classic movies.

Schedule a visit with Dr. Walworth today by clicking on the Schedule Appointment button or call our office at (281) 356-1945 to reserve your slot at your ideal day and time. 

Andrew Martin, MSN, APRN, FNP-C, is a board-certified family nurse practitioner at Southern Secrets Med Spa and Clinic in Conroe, Texas. He takes a integrative approach to healing that avoids overreliance on pharmaceuticals.

Andrew earned an associate’s degree at the Lower Columbia College, College of Nursing in Longview, Washington, before completing his Bachelor of Science in nursing with honors at the University of Texas College of Nursing in Arlington. He fulfilled a master’s degree and post-graduate program at the University of Texas Health Science Center in Houston to earn the family nurse practitioner credentials and certification in emergency and trauma. 

Before joining Southern Secrets Med Spa and Clinic, Andrew worked as an emergency center staff nurse in the busiest Level III trauma center in Texas and as a charge nurse in a chemical detox unit. He is a member of the American Academy of Emergency Nurse Practitioners, the American Association of Nurse Practitioners, and the Sigma Theta Tau.

When he’s not at work, Andrew enjoys spending time with his wife and four children. He likes being outdoors, hiking, hunting, fishing, and hopes to obtain his pilot’s license someday.

Tam Truong, MD, is an internal medicine physician at New Wave Physicians Group in Spring, Texas. He is dedicated to improving his patients’ lives through exemplary medical care with the Golden Rule of Medicine and aims to treat every patient with the respect, kindness, and love he would want his own family treated. Dr. Truong feels that each patient's situation is unique and takes time to listen and work with every patient to treat their concerns and put their mind at ease. 

Dr. Truong completed his undergraduate studies at the University of Texas at Austin. Following this, he attended Texas Tech University Health Sciences Center School of Medicine. He later completed his internal medicine residency at the University of Arkansas for Medical Sciences in Little Rock, Arkansas. 

Dr. Truong has 10 years of experience as a hospitalist dealing with acute illnesses in the hospital setting and has now transitioned to outpatient medicine with a focus on chronic illnesses and preventive care. He is excited to have joined Dr. Amie Sun-Wright, his medical school classmate of 2005 at New Wave Physicians Group in Spring, Texas, at the beginning of 2021. 

Born and raised in Houston, Texas, Dr. Truong now resides in The Woodlands, Texas, with his spouse and three children. When he's not helping his patients, he is proud to be a Home Depot Weekend Warrior, but most of all, Dr. Truong loves traveling and spending time with his family.

Timothy Carder, MD, is a board-certified family medicine physician at New Wave Physicians Group in Spring, Texas. Dr. Carder enjoys caring for patients of all ages and medical conditions. 

A native Texan, he was born in Dallas, Texas, and grew up in Bogata, Texas, a rural agricultural community in Northeast Texas. Dr. Carder received his medical degree from Texas A&M Health Science Center in College Station, Texas, and completed his family medicine residency at Texas Tech Health Science Center of the Permian Basin in Odessa, Texas. 

He is board certified by the American Board of Family Medicine and a member of the Texas Medical Association, American Medical Association, and Harris County Medical Society. 

An advocate in health and wellness, Dr. Carder is an active runner and enjoys participating in various running events, from 5Ks to marathons. He loves animals and has a special place in his heart for his late dog of more than 18 years, Skipper.

Amie Sun-Wright, MD, PhD, CCD, has been practicing medicine since 2008 in North Houston. She is proud to serve patients at New Wave Physicians Group in Spring, Texas.

Specializing in comprehensive patient care, she applies science and her clinical expertise to diagnose, treat, and provide compassionate care to all of her patients. She is committed to delivering high-value care and the best health outcomes and patient experiences. 

Dr. Sun-Wright studied at the University of Texas in San Antonio, where she earned her Master of Science and PhD in biochemistry. While serving as an assistant professor at the University of Texas Health Science Center at San Antonio, she was involved in the development of using bacteriophage as a “natural killer” to bacteria in the human body. The research experience has trained her to always approach an issue with systematic assessment and critical thinking. 

During her research years, Dr. Sun-Wright realized she enjoyed helping people so she later obtained her medical degree from Texas Tech University Health Sciences Center School of Medicine. She completed her residency in Dallas before moving to the Houston area so she could be closer to her loving and extended family. 

Her awards include “Top Doctors” in Houston for multiple years, and she was also named in the Who’s Who in Primary Care in the US in 2018. She served as a representative to Texas Medical Association early in her career and recently as a medical director for a national health care organization. 

Prior to her endeavors, Dr. Sun-Wright was an assistant instructor in the Department of Cellular and Structural Biology at the University of Texas Health Science Center in San Antonio, Texas. In addition to her role as an Internist, she is a Certified Clinical Densitometrist (CCD). A CCD is accredited by the National Commission for Certifying Agencies, a professional designation awarded to clinicians who meet specified knowledge.

Dr. Sun-Wright is a triathlon enthusiast and is fluent in English, Chinese, and medically conservant in Spanish. 

Annie Chang, PA-C, is a board-certified physician assistant at Heights Dermatology in Houston. 

Annie is originally from the Houston area and attended high school at St. Agnes Academy. She graduated from the University of Texas with a Bachelor of Science and Arts in Nutrition in Business. She obtained her Master of Physician Assistant Studies from UTMB in 2019. 

Before completing her graduate studies, she gained hands-on experience working as a clinical care coordinator in hepatology at the Houston Medical Center.

In addition to her background in nutrition, Annie holds a keen interest in skin care and in preventative medicine through lifestyle and diet. Building a strong relationship with every patient is an integral part of her practice. Having received personal training in dermatology from Dr. Alpesh Desai, DO, and Tejas Desai, DO, Annie practices medical dermatology, skin cancer surgeries, and other various skin procedures. Annie regularly pursues her continuing medical education in dermatology to provide the highest quality care for her patients.

She is currently a member of the Society of Dermatology Physician Assistants, American Academy of Physician Assistants, Texas Association of Physician Assistants, and Texas Gulf Coast Physician Assistant Association. In her free time, Annie enjoys cooking, crafting, and spending time with her husband and English bulldog, Rex.

Kumari Iyer, MD is one of the newest providers who joined Magnolia Family Medicine in the summer of 2025. She sees patients at the Cypress location around the Copperfield community at 15322 Copper Grove Blvd, Houston, TX 77095.

Dr. Iyer brings with her a wealth of experience from having worked in different healthcare fields in California and Tennessee, such as emergency medicine, urgent care, hospice and palliative care, and geriatric and outpatient primary care—her personal passion.

Dr. Iyer graduated from East Tennessee State University in 1998 and is board certified in internal medicine. She is fluent in both English and Tamil. As a mother of three, she enjoys time with her family aside from spending time in her kitchen and tending her garden. 

With years of dedication and service under her belt, Dr. Iyer is committed to delivering compassionate, personalized medical care to you and your family members. You may call (281) 356-1945 or click the “Schedule Appointment” button to select your desired date and time. For your convenience, she sees patients on Tuesdays and Thursdays until 7 pm at the Cypress location and on Wednesdays she sees patients at the Walk-in location until 7 pm.

Rawan Abu-Zeitoon, MD, is a board-certified internal medicine specialist who leads the team at Chrysolite Aesthetics MedSpa in Houston, Texas. She offers aesthetic services to patients of all backgrounds who want to boost their confidence with state-of-the-art treatment options.

Dr. Abu-Zeitoon attended medical school and earned her Doctor of Medicine at the Faculty of Medicine/University of Jordan in Amman, Jordan. After her formal education, Dr. Abu-Zeitoon pursued her internal medicine residency at East Tennessee State University in Johnson City, Tennessee. While at ETSU, she earned the Harrison Award for her academic excellence.

At Chrysolite Aesthetics MedSpa, Dr. Abu-Zeitoon offers elite services that include body contouring, botox, dermal fillers, facials, laser hair removal, microneedling, platelet-rich plasma (PRP), and skin tightening. Her goal is always to help patients feel and look their best.

Dr. Abu-Zeitoon is fluent in Arabic and English, which allows her to connect with a broader patient-base. She is excited to offer patient-centered care to both new and returning patients.

 

Dr. Aramis Cosme is a board-certified Internal Medicine. Physician with over 23 years of medical experience. He is dedicated to providing comprehensive, patient-centered care, with a special focus on Primary Care, Weight Management, Bioidentical Hormone Replacement Therapy, and Wound Care. Dr. Cosme earned his medical degree from Havana University of Medicine in 2002 and completed his Residency in Internal Medicine in 2009 in Cuba. After relocating to the United States, he furthered his training by completing an Internal Medicine Residency at Texas Tech University, El Paso. Fluent in both English and Spanish, Dr. Cosme is passionate about building strong relationships with his patients and empowering them to take control of their health through education, prevention, and personalized care.

Keilah Ford, DNP, FNP-C, PMHNP-BC, is a skilled, practiced, and compassionate Psychiatric Nurse Practitioner. Keilah sees patients at KADDs Wellness in Houston, Texas.

She always takes a holistic approach to understanding the mental health challenges people of all ages face and is passionate about treating the whole person — mind, body, and spirit. 

Keilah has over 20 years of experience in psychiatric nursing. She is deeply committed to embracing holistic mental health care.

Since a young age, Keilah has felt a calling to nurture and assist others, which led me to pursue nursing. She strongly desired to make a difference in mental health and pursued a Doctor of Nursing Practice (DNP). She specialized in psychiatric care, alongside obtaining certification as a Family Nurse Practitioner (FNP-C).

Her treatment philosophy revolves around integrating spiritual, mental, social, physical, and emotional aspects, fostering open communication and trust with patients.

As a mental health advocate, Keilah equips patients with knowledge and combats stigmas for the benefit of people everywhere. Her motto, 'Be kind to your mind,' reflects an unwavering dedication to promoting mental well-being and fostering a compassionate society.

Keilah’s journey serves as a shining example of compassionate health care, inspiring hope and healing for a healthier world.

About Us Texas Multi-Specialty Group

Texas Multi-Specialty Group is a group of 11 physicians that has been offering high quality, cost-efficient care for communities of Northwest Houston, and Cypress.

Our team of physicians has a wealth of experience in treating pulmonary diseases, including asthma, COPD, chronic cough, interstitial lung disease, mycobacterial infections, bronchiectasis, pulmonary embolism, and pulmonary hypertension. For our severe asthma patients, we offer biologic injections like Nucala, Xolair, Fasenra, Dupixent, and Tezspire.

Our Board-Certified sleep specialists can perform consultations and diagnostic sleep studies including at-home sleep studies.

Our allergy clinic performs skin testing for environmental and food allergies, as well as allergy shots.

Our comprehensive immunodeficiency clinic does diagnostic workup for immunodeficiency disorders and offers intravenous immunoglobulin for boosting immunity.

If you are suffering from breathing problems, sleep disorders, allergies, or gastroenterology problems, call our office at 281-955-0338 or schedule a consultation online today.

Lakshmy V. Ayyar, MD, FCCP is a pulmonologist at Texas Multi-Specialty Group with one office in Cypress and two in Houston, Texas. Dr. Ayyar is board certified in internal medicine, pulmonary disease, critical care, and sleep medicine. Her special interests include pulmonary disease and sleep medicine.

A native of India, Dr. Ayyar’s path to her medical career began at MGM Institute of Health Sciences in Kamothe, Navi Mumbai, where she earned her medical degree. She then came to the United States to complete residency training at the University at Buffalo, The State University of New York. She rounded out her postdoctoral clinical education with a fellowship at Baylor College of Medicine in Houston.

Dr. Ayyar enjoys helping her patients at Texas Multi-Specialty Group. When she isn’t practicing medicine, she is active in medical and professional societies, including the Texas Medical Association and the Harris County Medical Society.

Harman Kular, MD specializes in critical care and pulmonary medicine. He is board certified in internal medicine and pulmonary medicine and board eligible in critical care. Dr. Kular completed all of his medical educaton and training through Baylor College of Medicine, which allowed him to practice in a wide variety of settings within the Texas Medical Center, including the Harris Health System and the Veterans Affairs Health System. He believes in providing evidence-based, patient-centered care and has experience with a full spectrum of pulmonary conditions including infectious diseases as well as pleural and lung malignancies. 

Dr. Kular was born and raised in South Texas. He is a proud Houstonian, a faithful Astros fan and a Tex-Mex connoisseur. He lives in Houston with his wife, Sonia, and puppy, Sammy. 

Srinivas Vodnala, MD, FCCP, is a pulmonologist at Texas Multi-Specialty Group with offices in Cypress and the Methodist Willowbrook and Fallbrook neighborhoods of Houston, Texas. Dr. Vodnala is board certified in internal medicine, critical care, and pulmonary disease.

Dr. Vodnala began his medical career at Kasturba Medical College in Manipal, India, where he earned his medical degree. He then completed his residency training at Saint Vincent's Catholic Medical Center in New York City. He finished his postdoctoral clinical education with fellowships at Saint Vincent's Catholic Medical Center and Albert Einstein Medical Center.

Dr. Vodnala is a member of the American College of Chest Physicians, the American Thoracic Society, and the Society of Critical Care Medicine. He is also a member of the Harris County Medical Society and the Texas Medical Association, the largest county and state medical associations in the nation.

For top-quality, evidence-based care in the Houston area, call one of the offices or schedule an appointment today.

Dileep Puppala, MD, FCCP, FAASM, is a pulmonologist at Texas Multi-Specialty Group, located in Houston and Cypress, Texas. Dr. Puppala is board certified in pulmonary, critical care, and sleep medicine. He has been in practice for 12 years throughout northwest Houston. 

Dr. Puppala earned his medical degree from Andhra Pradesh University Of Medical Sciences in India. He completed his residency in internal medicine at Saint Vincent's Catholic Medical Center in New York City. Following residency, Dr. Puppala completed a sleep fellowship at Sleep and Wake Disorder Center at New York Hospital - Cornell University, and two pulmonary and critical care fellowships at Memorial Sloan-Kettering and The New York Hospital Medical Center of Queens.

Dr. Puppala has extensive experience in medical leadership. He served as the Medical Director of the medical and surgical intensive care department, the Medical Director of respiratory therapy, and the Chairman of the critical care committee at Houston Methodist Willowbrook Hospital. Since 2004, Dr. Puppala has held the position of Medical Director of the sleep disorder center at Cypress Fairbanks Medical Center in Harris County, Texas. He is also a member of Infection Control and Pharmacy and Therapeutics, Co-Director of Critical Care Services and Respiratory Therapy Departments, and Co-Chairman of Critical Care Committee at North Cypress Medical Center in Cypress, Texas.

Dr. Puppala remains active in his field and holds memberships with many professional organizations. He is a member of the American College of Chest Physicians, the American Medical Association, the Texas Medical Association, the American Academy of Sleep Medicine, and the American Association of Physicians of Indian Origin. 

Dr. Puppala has special interests in complicated sleep-disordered breathing, narcolepsy, parasomnias, pulmonary hypertension, pulmonary embolism, interstitial lung diseases, lung cancer, pneumonia, asthma, and more. He performs specialized procedures including bronchoscopy with transbronchial lung biopsies, complicated airway management, percutaneous tracheostomy, chest tube placement, and pulmonary artery catheter placement. He interprets pulmonary function tests, methacholine challenge tests, cardiopulmonary stress tests, diagnostic sleep studies, CPAP titration studies, and multiple sleep latency tests. 

When he’s not working, Dr. Puppala enjoys spending time with his wife and two sons. His hobbies include traveling, tennis, reading about world affairs, and cooking.