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

Michael J Drinnan, MD

Individual provider Ophthalmology Physician · NPI 1609883024

Michael J Drinnan, MD is an Ophthalmology in San Mateo, California. Qualified in 1982, 44 years ago. Practices with Peninsula Eye Physicians Medical Group, Inc, a 9-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
44
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

101 S San Mateo Dr Ste 310
San Mateo, CA 94401-3819
Phone: (650) 342-7474
Fax: (650) 342-9260
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence G50381 (CA)

Record details

NPI number1609883024
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 1, 2006
Last updated in NPPESOctober 23, 2007
Mailing address101 S San Mateo Dr, Suite 310, San Mateo, CA 94401-3819

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolOTHER
Graduated 1982 (44 years in practice)
Group practice Peninsula Eye Physicians Medical Group,Inc. — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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