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

Barbara Erny, MD

Individual provider Ophthalmology Physician · NPI 1992803514

Barbara Erny, MD is an Ophthalmology Physician in Sunnyvale, 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

323-325 N Mathilda Ave
Sunnyvale, CA 94085
Phone: (408) 524-5900
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence G66569 (CA)

Record details

NPI number1992803514
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 20, 2006
Last updated in NPPESNovember 30, 2011
Mailing address2350 W El Camino Real, 2nd Floor, Mountain View, CA 94040-6201

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