Henry a Oster, MD, Inc
NPI 1427075118 · Infectious Disease Physician · Ventura, CA
Henry a Oster, MD, Inc is a Infectious Disease Physician organization in Ventura, CA (NPI 1427075118).
Provider details
- NPI number
- 1427075118
- Entity type
- Organization
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Henry Oster, President/Owner(805) 656-6272
- License
- G33690 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2020-08-22
Frequently asked questions
- What is Henry a Oster, MD, Inc's NPI number?
- Henry a Oster, MD, Inc's National Provider Identifier (NPI) is 1427075118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Henry a Oster, MD, Inc?
- Henry a Oster, MD, Inc is classified in the NPPES registry as Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Henry a Oster, MD, Inc located?
- Henry a Oster, MD, Inc's practice location on file with NPPES is 100 N Brent St, Ventura, CA 93003-2822.
- What is Henry a Oster, MD, Inc's phone number?
- The practice phone number listed in the NPPES registry for Henry a Oster, MD, Inc is (805) 656-6272.
- Who is the authorized official for Henry a Oster, MD, Inc?
- The authorized official listed on Henry a Oster, MD, Inc's NPPES record is Henry Oster, President/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Henry a Oster, MD, Inc's NPI active?
- Yes — Henry a Oster, MD, Inc's NPI (1427075118) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.