Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Peter S Desilva, MD

Individual provider Family Medicine Physician · NPI 1316045636

Dr. Peter S Desilva, MD is a Family Practice in Rancho Santa Margarita, California. Graduated from University of Texas Medical School at Houston in 1985, 41 years ago. Practices with Excel Physicians Medical Corporation, a 2-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
41
Trained at
University of Texas Medical School at Houston
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

29809 Santa Margarita Pkwy SUITE#300
Rancho Santa Margarita, CA 92688-3613
Phone: (949) 709-5100
Fax: (949) 709-5151
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence A44436 (CA)

Record details

NPI number1316045636
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 20, 2006
Last updated in NPPESNovember 27, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
Graduated 1985 (41 years in practice)
Group practice Excel Physicians Medical Corporation — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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