Coronavirus (COVID-19): Important Information From Scripps Learn more

Shirin Alonzo, MD

COVID-19 update:

If you have a fever and/or respiratory symptoms, please call our COVID-19 nurse line at 888-261-8431 before coming in or use one of our virtual care options. Do not schedule online. For general guidance on COVID-19, visit or call the county hotline at 2-1-1. For other patients, please do not schedule non-essential appointments at this time. Call your doctor’s office if you have questions.

Dr. Shirin Alonzo, MD


Scripps Coastal Medical Center Escondido
488 E Valley Pkwy Ste 411
Escondido, CA 92025
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  • Internal Medicine
  • Pediatrics


Shirin Alonzo, MD, provides comprehensive primary care for all ages. She partners with her patients so they can make informed decisions to advance their well-being. Dr. Alonzo believes everyone has the right to the highest quality, compassionate health care in a nurturing and nonjudgmental environment.

In addition to her medical degree, Dr. Alonzo earned her master of public health degree from Harvard University. She has expertise in global health and transitional care for vulnerable populations, including those with intellectual and physical challenges. She also has a special interest in patients needing complex care.

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Board Certifications

  • American Board of Pediatrics, Pediatrics, 2014
  • American Board of Internal Medicine, Internal Medicine, 2014

Medical Education

  • University of California, San Diego, MD, 2010


  • University of California, San Diego School of Medicine, Internal Medicine-Pediatrics, 2014


  • University of California, San Diego, Neurodevelopmental Disabilities, 2015
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