Our Medical Providers

Meet our Fallbrook Doctors Margaret (Gretchen) M. Deel and Alvaro Berrios

Fallbrook Medical Center is proud to have Fallbrook Doctor Margaret Deel and Alvaro Berrios, MSN, FNP on staff at the Fallbrook Medical Center site just across the street from Fallbrook Hospital.

Alvaro Berrios, MSN, FNP, provides primary and specialty care in many areas of family medicine including women’s health, pediatrics, acute care and geriatrics for Fallbrook Medical Center. He works closely with Fallbrook doctors at the Fallbrook hospital across the street to ensure his patients are getting the best possible treatment. As a founder of Fallbrook Medical Clinic, Berrios is passionate about providing the best medical practices and services to prevent and treat any illness his patients may develop. He has also created a program to meet the needs of non-insured patients who might not seek medical treatment otherwise. He is a popular caregiver in the Fallbrook area as well as a trusted parter of the Fallbrook Medical Center team. Berrios, along with his years of experience in urgent care and family medicine also consistently volunteers his time and resources to help others.

In L.A. County, Berrios managed health education programs in 10 Latin American Consulates where he also served as the coordinator for the Health Fair of the Americas. He created and implemented health education and prevention programs for underserved communities in L.A. County using T.V. and radio programs. Berrios can often be found at area Fallbrook fairs offering free and low cost health screenings. He received his MSN and FNP certificate from California State University, Dominguez Hills where he earned his Master’s Degree.

We are proud to have Dr. Deel as the newest addition to our Fallbrook Medical Center team, our new Medical Director and Family Practice Physician. «In this age of reimbursement driven medical care, I take great pride in taking the time to practice the highest quality of preventive and clinical medicine.»

Dr. Deel is part of the following Professional Societies: American Board of Family Medicine, American Medical Association, University of Virginia Family Practice Association, Explorers of University of Virginia Medical School, Physicians for Social Responsibility and the Samaritans Suicide Prevention Society.

Born in Glen Cove, New York, Dr. Deel has worked in both large inner-city type clinics and small town Family Practice clinics over the past 25 years, and she prefers the smaller offices where she can get to know and treat the entire patient.


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