About Us
Welcome to Health Ave Clinic, where compassionate care meets medical excellence located in the heart of El Cajon.
Meet our professionals
Our team of experienced doctors, nurses, and healthcare professionals is committed to ensuring your well-being with personalized treatment plans tailored to your needs.

Mohammed Alshammary, MD
Dr. Mohammed Alshammary is a board-certified internal medicine physician affiliated with all insurance plans in San Diego County, California. Dr. Alshammary practices at Health Ave Clinic, located at 250 E Chase Ave, Suite 109, El Cajon, CA 92020. Dr. Alshammary is currently accepting new patients aged 18 and over.
Education and Training:
- Medical School: University of Baghdad School of Medicine
- Internal Medicine Residency, Henry Ford Health System, Michigan
Board Certification:
- American Board of Internal Medicine
Languages Spoken: English, Arabic

Omar Khayyat, MD
Dr. Omar Khayyat is a board-certified internal medicine physician affiliated with all insurance plans in San Diego County, California. Dr. Khayyat practices at Health Ave Clinic, located at 250 E Chase Ave, Suite 109, El Cajon, CA 92020. Dr. Khayyat is currently accepting new patients aged 18 and over.
Education and Training:
- Medical School: University of Baghdad College of Medicine
- Internal Medicine Residency, Scripps Mercy Hospital, California.
Board Certification:
- American Board of Internal Medicine
Languages Spoken: English, Arabic, Chaldean and Kurdish

Samer Al Daheen, MD
Dr. Samer Al-Daheen is the Medical Director of Health Ave Clinic. He is board-trained in Internal Medicine and serves as the clinic’s supervisor at Health Ave Clinic, located at 250 E. Chase Avenue, Suite 109, El Cajon, CA 92020.
Education and Training:
- Doctor of Medicine, College of Medicine, Al-Mustansiriya University
- Doctor of Medicine, Xavier University School of Medicine
- Transitional Year Residency, Henry Ford Allegiance Health, Michigan
- Internal Medicine Residency, Tripler Army Medical Center, Hawaii
Languages Spoken: English, Arabic
Schedule your appointment today!
Visit Health Ave Clinic in El Cajon for reliable and personalized primary care services.
