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

Henry a Oster, MD, Inc

Organization Infectious Disease Physician · NPI 1427075118

Henry a Oster, MD, Inc is an Infectious Disease Physician in Ventura, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

100 N Brent St Ste 103
Ventura, CA 93003-2822
Phone: (805) 656-6272
Fax: (805) 656-3863
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence G33690 (CA)

Record details

NPI number1427075118
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Henry Oster — President/Owner · (805) 656-6272
NPI enumeratedJuly 17, 2006
Last updated in NPPESAugust 22, 2020
Mailing address100 N Brent St, Suite 103, Ventura, CA 93003-2822

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