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

Individual provider Internal Medicine Physician · NPI 1427384338

Debra Keller, MD is an Internal Medicine in San Francisco, California. Graduated from Perelman School of Med at the University of Pennsylvania in 2009, 17 years ago. Practices with Jefferson University Physicians, a 1,554-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
17
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
CA
In the registry since
2009
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

230 Golden Gate Ave
San Francisco, CA 94102-3706
Phone: (415) 355-7400
Fax: (415) 674-6378
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A115672 (CA)

Record details

NPI number1427384338
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 27, 2009
Last updated in NPPESFebruary 3, 2014

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 2009 (17 years in practice)
Group practice Jefferson University Physicians — 1554 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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