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

Dr. Brian L Shaffer, MD

Individual provider Clinical Genetics (M.D.) Physician · NPI 1245296052

Dr. Brian L Shaffer, MD is an Obstetrics/Gynecology in San Francisco, California. Graduated from Hahnemann University College of Medicine in 2001, 25 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in California, Oregon and Washington.

Years since qualifying
25
Trained at
Hahnemann University College of Medicine
Licensed in
CA, OR, WA
In the registry since
2006
Specialties on file
8
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

1100 Van Ness Ave
San Francisco, CA 94109-6978
Phone: (415) 600-6400
Fax: (415) 369-1384
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 5730 Telegraph Ave Ste 117, Oakland, CA 94609-1710 — (415) 600-6400
  • 1580 Valencia St Ste 601, San Francisco, CA 94110-4422 — (415) 600-6400
  • 990 Sonoma Ave Ste 9, Santa Rosa, CA 95404-4813 — (415) 600-6400

Specialties & licences

Maternal & Fetal Medicine Physician (primary) Taxonomy 207VM0101X · Licence 854587 (CA)
Clinical Genetics (M.D.) Physician Taxonomy 207SG0201X · Licence 2009139 (CA)
Clinical Genetics (M.D.) Physician Taxonomy 207SG0201X · Licence MD60278147 (WA)
Clinical Genetics (M.D.) Physician Taxonomy 207SG0201X · Licence MD153180 (OR)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence MD153180 (OR)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence MD60278147 (WA)
Maternal & Fetal Medicine Physician Taxonomy 207VM0101X · Licence MD153180 (OR)
Maternal & Fetal Medicine Physician Taxonomy 207VM0101X · Licence MD60278147 (WA)

Record details

NPI number1245296052
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 21, 2006
Last updated in NPPESFebruary 24, 2021
Certification dateFebruary 24, 2021

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolHAHNEMANN UNIVERSITY COLLEGE OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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