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Dr. Hilda Riderer was born and raised in Romania and moved to California with her family when she was a young girl at 9 years old.

She always had a passion for medicine so she pursued an education in the medical field going to osteopathic medical school in Denver, Colorado and completing her Internal Medicine residency in Long Beach, California. Her love of medicine developed into a love for aesthetics but also for preventive medicine and she began exploring options in more natural ways to heal the body and make her patients feel healthy and also beautiful from the inside and out.

To date, she’s still very excited to continue the pursuit of preventive medicine offering services such as IV and vitamin infusions but with a touch of aesthetics to help her patients look and feel their best.

Adam Weitzman, MD, is a Pain Management physician who practices in four Los Angeles locations, Redondo Beach, El Segundo, Torrance and Seal Beach, California. He is double board certified by the American Board of Anesthesiology. 

Dr. Weitzman earned his medical degree and graduated with honors from the Weill Medical College of Cornell University in New York City. He then completed an internship at the University of Pennsylvania before completing a residency in anesthesiology at Temple University, both in Philadelphia. Afterward, he finished an ACGME recognized fellowship in pain management at the Beth Israel Deaconess Medical Center in New York City, where he served as chief fellow. 

He focuses on state-of-the-art therapies for acute and chronic pain. Dr. Weitzman uses a multidisciplinary approach that includes chiropractic care, physical therapy, massage therapy, stem cell therapy, and interventional pain techniques. His goal is to identify and eliminate the causes of pain that don’t respond to a single method of treatment so patients can live pain-free. 

Brenton Bauer, MD, is a board-certified internist and cardiologist at COR Healthcare in Los Angeles. He sees patients at the Torrance, Redondo Beach and El Segundo offices in addition to the cardiology department at Torrance Memorial Medical Center.  He specializes in general cardiology, cardio-oncology, and advanced cardiac imaging.

Dr. Bauer completed his medical education and advanced training at the University of California, Los Angeles (UCLA). In addition to earning his Doctor of Medicine with honors, Dr. Bauer completed an internal medicine internship and residency, serving as chief resident, and a cardiovascular disease fellowship serving as chief fellow. He has been certified by the American Board of Internal Medicine in addition to subspecialty boards of Echocardiography, Cardiovascular CT, and Nuclear Cardiology. Dr. Bauer has written extensively for medical journals and other publications.

An award-winning physician, Dr. Bauer has been named to the American College of Cardiology’s (ACC) national conference program faculty, as an ACC National FIT (Fellows in Training) Jeopardy Competition finalist, as a finalist for the UCLA Most Outstanding Fellow Teaching Award, and won the best poster presentation in congenital heart disease at the American College of Cardiology’s 2015 conference, among others.

In his leisure time, Dr. Bauer loves traveling the world with his wife and junior high sweetheart.  They particularly enjoy experiencing different cultures, trying amazing food, and learning different languages (to which he is fluent in English and Spanish and working on others including Italian). 

Grace Moussa, M.D., completed her medical degree at Kuwait University School of Medicine. She took her training at St. Mary's Hospital, University of Connecticut, Yale University, and Columbia University. Dr. Moussa has been practicing since 1994 as a physician. She speaks English, Arabic, French, and medical Spanish languages.

Dr. Keyvan Shirazi, MD, is a highly experienced physician who has been providing comprehensive primary care and internal medicine services to patients throughout Southern California for more than 24 years. With a special focus on preventive medicine, chronic disease management, geriatrics, and complex medical care, Dr. Shirazi is dedicated to helping patients achieve optimal health and maintain their quality of life at every stage of adulthood.

After completing his medical training at the Medical College of Pennsylvania and Hahnemann University Hospital in Philadelphia, Dr. Shirazi returned to his hometown in Southern California to begin his medical career. Since 2002, he has been an integral part of the San Fernando Valley medical community, caring for generations of patients and their families.

Dr. Shirazi maintains hospital privileges at Providence Cedars-Sinai Tarzana Medical Center, where he serves as Medical Director and plays an active leadership role in quality improvement initiatives, utilization review, and patient care management. As a Physician Advisor, he works closely with case management teams to enhance patient outcomes and ensure the highest standards of care.

Recognizing the growing healthcare needs of seniors and medically complex patients, Dr. Shirazi has devoted much of his career to the care of frail and elderly individuals. He serves as Medical Director at Los Angeles Jewish Health, where he has provided compassionate care for more than two decades. He also holds privileges at the Joyce Eisenberg Keefer Medical Center and works closely with skilled nursing facilities throughout the region.

A Certified Medical Director, Dr. Shirazi has extensive experience in geriatric medicine, chronic disease management, post-acute care, and end-of-life care. His unique ability to coordinate care across the office, hospital, rehabilitation, and skilled nursing settings allows his patients to benefit from continuity of care that is increasingly rare in modern medicine.

Patients appreciate Dr. Shirazi's personalized approach, accessibility, and commitment to treating every individual with dignity, respect, and compassion. He believes exceptional healthcare begins with listening and takes pride in developing long-term relationships with patients and their families. Whether caring for young adults, working professionals, seniors, or multiple generations within the same family, Dr. Shirazi strives to provide the same level of care he would want for his own loved ones.

In addition to his clinical and leadership responsibilities, Dr. Shirazi enjoys mentoring healthcare professionals and collaborating with colleagues to advance quality patient care. Outside of medicine, he enjoys spending time with his wife and three children, traveling, exercising, and following his favorite sports teams.