William O'Connor, MD
NPI 1336999283 · Student in an Organized Health Care Education/Training Program · Baltimore, MD
William O'Connor, MD is a Student in an Organized Health Care Education/Training Program provider in Baltimore, MD (NPI 1336999283).
Provider details
- NPI number
- 1336999283
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
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
83% 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
- 2024-03-25
- Last updated
- 2024-03-25
- Certified
- 2024-03-25
Frequently asked questions
- What is William O'Connor's NPI number?
- William O'Connor's National Provider Identifier (NPI) is 1336999283, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William O'Connor's specialty?
- William O'Connor is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is William O'Connor located?
- William O'Connor's practice location on file with NPPES is 22 S Greene St, Baltimore, MD 21201-1544.
- What is William O'Connor's phone number?
- The practice phone number listed in the NPPES registry for William O'Connor is (410) 328-5525.
- Is William O'Connor's NPI active?
- Yes — William O'Connor's NPI (1336999283) is active in the NPPES registry as of the last update on 2024-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.