Charles Oster, MD
NPI 1295882611 · Infectious Disease Physician · Washington, DC
Charles Oster, MD is a Infectious Disease Physician provider in Washington, DC (NPI 1295882611).
Provider details
- NPI number
- 1295882611
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- D17816 (MD)
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
- 2007-01-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Charles Oster's NPI number?
- Charles Oster's National Provider Identifier (NPI) is 1295882611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Oster's specialty?
- Charles Oster is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Oster located?
- Charles Oster's practice location on file with NPPES is Wramc Department of Medicine, Washington, DC 20307-0001.
- What is Charles Oster's phone number?
- The practice phone number listed in the NPPES registry for Charles Oster is (202) 782-1663.
- Is Charles Oster's NPI active?
- Yes — Charles Oster's NPI (1295882611) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.