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

Mr. Mark Richard Mandel, MD

Individual provider Ophthalmology Physician · NPI 1770541294

Mr. Mark Richard Mandel, MD is an Ophthalmology in Hayward, California. Graduated from University of California, Geffen School of Medicine in 1979, 47 years ago. Practices with Optima Ophthalmic Medical Associates Inc, a 3-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
47
Trained at
University of California, Geffen School of Medicine
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

1237 B St
Hayward, CA 94541
Phone: (510) 886-3937
Fax: (510) 886-6304
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 00G424180 (CA)

Record details

NPI number1770541294
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2006
Last updated in NPPESSeptember 3, 2008

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduated 1979 (47 years in practice)
Group practice Optima Ophthalmic Medical Associates Inc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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