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

Eric J. Messner, MD

Individual provider Internal Medicine Physician · NPI 1578640413

Eric J. Messner, MD is an Internal Medicine Physician in Santa Clara, 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

710 Lawrence Expy
Santa Clara, CA 95051-5173
Phone: (408) 851-1000
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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 G80433 (CA)

Record details

NPI number1578640413
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 31, 2006
Last updated in NPPESDecember 6, 2021

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