IndividualActive
John O'Shea, MD
NPI 1841979861 · Allergy & Immunology Physician · Bethesda, MD
John O'Shea, MD is a Allergy & Immunology Physician provider in Bethesda, MD (NPI 1841979861).
Provider details
- NPI number
- 1841979861
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0039287 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
Bldg 10 Room 13c103c 10 Center Drive Nih
Bethesda, MD 20892-0001
Phone: (301) 412-3623
Street-level locationGet directions
Mailing address
Bldg 10 Room 13c103c 10 Center Drive Nih
Bethesda, MD 20892-0001
Registry dates
- Enumerated
- 2023-07-17
- Last updated
- 2023-07-17
- Certified
- 2023-07-17
Frequently asked questions
- What is John O'Shea's NPI number?
- John O'Shea's National Provider Identifier (NPI) is 1841979861, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John O'Shea's specialty?
- John O'Shea is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is John O'Shea located?
- John O'Shea's practice location on file with NPPES is Bldg 10 Room 13c103c 10 Center Drive Nih, Bethesda, MD 20892-0001.
- What is John O'Shea's phone number?
- The practice phone number listed in the NPPES registry for John O'Shea is (301) 412-3623.
- Is John O'Shea's NPI active?
- Yes — John O'Shea's NPI (1841979861) is active in the NPPES registry as of the last update on 2023-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.