Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Marc-Alan Iwahashi, MD

Individual provider Family Medicine Physician · NPI 1235123985

Dr. Marc-Alan Iwahashi, MD is a Family Practice in Cupertino, California. Graduated from University of California, San Francisco School of Medicine in 1987, 39 years ago. Practices with El Camino Health Medical Network LLC, a 201-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
39
Trained at
University of California, San Francisco School of Medicine
Licensed in
CA
In the registry since
2005
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

20555 Prospect Rd Ste A
Cupertino, CA 95014-5212
Phone: (408) 253-5811
Fax: (408) 725-0583
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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 G68531 (CA)

Record details

NPI number1235123985
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 8, 2005
Last updated in NPPESJanuary 5, 2012

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 1987 (39 years in practice)
Group practice El Camino Health Medical Network Llc — 201 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Cupertino