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

Mr. Edward Martin Blumenstock, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1235156738

Mr. Edward Martin Blumenstock, MD is an Obstetrics/Gynecology in Oakland, California. Graduated from University of California, San Francisco School of Medicine in 1971, 55 years ago. Practices with University Healthcare Alliance, a 332-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
55
Trained at
University of California, San Francisco 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

365 Hawthorne Ave Ste 301
Oakland, CA 94609-3113
Phone: (510) 893-1700
Fax: (510) 893-0110
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence G22905 (CA)

Record details

NPI number1235156738
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 1971 (55 years in practice)
Group practice University Healthcare Alliance — 332 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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