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Availability last updated 06/18/2025
A Shamani Inc is a full-service integrative health practice serving the community of San Diego, California. Under the leadership of board-certified family medicine physician Azam Shamani, MD, the thriving practice is the preferred health resource for many families in the area.
Dr. Shamani brings more than 25 years of experience to her practice. She attended medical school at the Tehran University of Medical Sciences (TUMS) in Iran.
Upon arriving in the United States, Dr. Shamani completed a residency in family medicine at Kern Medical in Kern County, California, before completing a fellowship in cardiology at the University of California (UCLA), Los Angeles.
A Shamani Inc was founded on the belief that all people deserve access to highly skilled medical care from a provider willing to listen to their concerns. Patients enjoy the unrushed, personalized attention they receive at the practice.
Comprehensive physical exams provide preventive health benefits, while chronic disease management assists patients with existing health conditions. Sick visits accommodate acute illness, and urgent care is an option for pressing medical needs.
State-of-the-art technology guides all diagnostic and treatment services. Considerable research goes into selecting the systems and platforms brought into the practice. Staff attend ongoing training opportunities to learn how to leverage these tools to the greatest advantage.
Patients searching for outstanding care from a warm and welcoming physician should schedule a time to meet with Dr. Shamani and learn more about her approach to health and wellness. You can schedule visits online or by phone.
Dr. Azam Shamani, MD
Family Physician
5555 Reservoir Dr.
STE 312
San Diego, CA 92120
Dr. Jillion Harris, MD
Family Physician
5555 Reservoir Drive
Ste 303
San Diego, CA 92120
Born in the small rural ski resort town of Show Low, Arizona, Cristal Sumerlin is a dedicated Physician Assistant specializing in Internal Medicine. With a strong passion for patient care and a desire to play an active role in their treatment and well-being, she chose the professional career path of a Physician Assistant after working as an X-Ray Technician. Cristal fell in love with medicine and recognized the need to further her education to better serve her patients and the community.
Cristal takes great pride in both her personal and professional accomplishments. As a mother and military spouse, she has successfully balanced the demands of family life while pursuing her professional goals. Her commitment to her patients and dedication to her work make her a source of pride and inspiration.
In the field of Internal Medicine, Cristal's strengths lie in managing complex disease processes such as diabetes. Her previous experience as an orthopedic technician and x-ray tech in an orthopedic practice has also honed her skills in orthopedics. She finds fulfillment in working with patients facing orthopedic conditions and providing comprehensive care.
Beyond her career, Cristal enjoys spending time outdoors and engaging in activities such as camping, hiking, and traveling. She cherishes these moments with her friends and family, as they provide a source of rejuvenation and happiness outside of her job.
With her unwavering dedication, clinical expertise, and compassionate approach, Cristal Sumerlin is an invaluable asset to Dr. Richard Lam's office. She strives to make a positive impact on her patients' lives and is committed to providing comprehensive and personalized care to improve their overall well-being.
Cristal Sumerlin, PA-C
Physician Assistant
41900 Winchester Road
Suite 100
Temecula, CA 92590
Primary care physician Douglas Wise, DO, is dedicated to ensuring patients in Temecula, California, have access to high-quality health care. He provides a comprehensive range of general health services at Temecula Valley Primary Care Physicians.
Dr. Wise grew up in the suburbs of Philadelphia. After studying at the Philadelphia College of Osteopathic Medicine, he completed his residency in general practice at the Osteopathic Medical Center of Philadelphia.
In 1981, Dr. Wise started his own private practice in Swedesboro, New Jersey. He moved to the Temecula Valley area in 1987, where he has continued practicing medicine ever since. He has worked with Dr. Zebrack for 10 years and is proud to partner with him in providing care for the residents of Temecula.
Dr. Wise is an active member of his church and community. He volunteers annually for musical productions, and when he’s not in the office, he enjoys jogging and other fitness activities.
Dr. Douglas Wise, DO
Family Physician
40285 Winchester Road
Suite 103
Temecula, CA 92591
David Zebrack, DO, is a conscientious and friendly primary care physician and founder of Temecula Valley Primary Care Physicians. He has been in practice for more than 20 years and has cared for patients in Temecula, California, since 2004.
Dr. Zebrack began his education at UCLA where he earned his bachelor’s degree in psychobiology. He then went on to complete his medical education at the College of Osteopathic Medicine of the Pacific in Pomona, California. After earning his doctorate, Dr. Zebrack completed a one-year rotating internship at Rio Hondo Hospital in Downey, California, and a three-year family practice residency at San Bernardino County Medical Center in San Bernardino, California.
During his postgraduate training, Dr. Zebrack served as the president of his residency program. He has held various leadership positions over the years and has enjoyed mentoring medical students. Upon earning his board certification in family medicine, Dr. Zebrack joined a multispecialty medical group in Torrance, California.
In 2004, Dr. Zebrack relocated with his family to Temecula, California, where he joined Dr. Douglas Wise and eventually founded Temecula Valley Primary Care Physicians. In addition to his primary care practice, Dr. Zebrack has acted as a preceptor to train medical students, participated in research and clinical trials, and served as the department chief of family medicine at Southwest Healthcare System in Wildomar, California.
When he is out of the office, Dr. Zebrack has been a fundraiser for the United Jewish Welfare Fund and served multiple terms on the board of his homeowners' association. Dr. Zebrack enjoys spending time time withife and three children. He stays active through tap dancing, golfing and traveling.
Dr. Zebrack is currently accepting new patients.
Board-Certified: Family Practice
Residency: San Bernadino Medical Center
DO: College of Osteopathic Medicine of the Pacific
BS: University of California, Los Angeles
Member: AMA, American Academy of Family Physicians, California Academy of Family Physicians
Dr. David Zebrack, DO
Family Physician
40285 Winchester Road
Suite 103
Temecula, CA 92591
Nejat Jalisi, MD
Family Physician
230 Avocado Ave
El Cajon, CA 92020
Joanna Ayala, MD, is a board-certified physician with over a decade of experience in family medicine. She proudly leads the team at Murrieta Primary Care Clinic in Murrieta, California.
Dr. Ayala earned her medical degree from the University of Guadalajara School of Medicine in Jalisco’s capital city of Guadalajara in Mexico. She served the community of Guadalajara for four years before completing a three-year residency in family medicine at the University of Texas Health Science Center in Houston.
After completing her residency in 2011, Dr. Ayala gained experience practicing in Texas and New Mexico. She moved to Southern California in 2017 and established Murrieta Primary Care Clinic.
Dr. Ayala is proud to offer comprehensive health care services to adults and children over the age of 5. The team takes an open, personalized approach to wellness. Dr. Ayala specializes in primary care and managing chronic conditions, while also offering skin treatments and the latest cosmetic services.
To better serve the Murrieta, California, community, Dr. Ayala is fluent in Spanish and English. She is affiliated with Temecula Valley Hospital in California and prioritizes patient comfort at every stage of the health care journey.
Schedule a consultation online or on the phone to meet Dr. Ayala and the team at Murrieta Primary Care Clinic.
Dr. Joanna Ayala, MD
Family Physician
29995 Technology Drive
Suite 200
Murrieta, CA 92563
Excellence is at the heart of the care that Marcella Bonnici, MD provides for each of her patients at her aesthetics and family medicine practice serving Wildomar, Murrieta, Temecula, CA, and the surrounding areas.
From her days as an undergraduate student to the moment she chose to return to her California roots, Dr. Bonnici has demonstrated a commitment to learning more about preventive care and family medicine, using that knowledge to improve her patient’s quality of life.
After earning her Bachelor of Science in biological sciences at the University of California, Irvine, Dr. Bonnici completed her medical studies at the historic Ross University School of Medicine. She later trained at several hospitals throughout the boroughs of New York City. She went on to receive the Outstanding Second Year Resident Award and was nominated for the Arizona Academy of Family Physicians Brazie Award while she was a resident at Scottsdale Healthcare.
Dr. Bonnici’s love of family medicine and her interest in preventive care inspired her to open her first practice in Scottsdale, Arizona. Motivated by her love of her native California, she returned to her home state to help her fellow Californians lead healthy lives.
Dr. Marcella Bonnici, MD
Family Physician
36320 Inland Valley Drive
Suite 201
Wildomar, CA 92592
Daniel Headrick, MD, is the medical director and owner of Tres Vistas Recovery in San Juan Capistrano, California. Before opening Tres Vistas Recovery, Dr. Headrick served for eight years as the medical director at Mission Hospital in Laguna Beach, California, and eleven years as the Medical Director of Hoag Hospital’s Chemical Dependency Center in Newport Beach, California.
Dr. Headrick — known by his patients as Dr. Dan — received his medical degree from the University of California, Los Angeles Medical School. He received his postgraduate certification from the American Society of Addiction Medicine in 1988 and became an associate professor at the University of California, Irvine Medical School. Dr. Dan continues his training and research in chemical dependency to stay abreast of current techniques and apply them in his work.
Dr. Dan dedicates much of his time to the care and treatment of his clients, overseesoverseeing their stabilization to make sure that they have a sound transition into treatment and recovery. He cares for each of his clients individually as they go through withdrawal from alcohol and other substances. To schedule an appointment with Dr. Dan and his team, call Tres Vistas Recovery or book online today.
Dr. Daniel Headrick, MD
Family Physician
32301 Camino Capistrano
Suite K & L
San Juan Capistrano , CA 92675