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

Individual provider Internal Medicine Physician · NPI 1437111275

Leah Tessler, MD is an Internal Medicine Physician in San Francisco, California. Licensed in California. Registered with an NPI since 2006.

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

1199 Bush St Ste 500
San Francisco, CA 94109-5976
Phone: (415) 674-2600
Fax: (415) 674-2601
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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 A52654 (CA)

Record details

NPI number1437111275
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 5, 2006
Last updated in NPPESApril 11, 2017

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