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

Ellen G Offermann, MD

Individual provider Emergency Medicine Physician · NPI 1811911431

Ellen G Offermann, MD is an Emergency Medicine Physician in San Carlos, 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

301 Industrial Rd
San Carlos, CA 94070-2603
Phone: (650) 596-4260
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A93660 (CA)

Record details

NPI number1811911431
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 27, 2006
Last updated in NPPESJuly 13, 2015
Mailing address2350 W, El Camino Real, 2nd Floor, Mountain View, CA 94040-6203

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