William Barrington, MD
NPI 1568086254 · Internal Medicine Physician · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Barrington, MD is a Internal Medicine Physician provider in Pittsburgh, PA (NPI 1568086254).
Provider details
- NPI number
- 1568086254
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD480368 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2020-05-29
- Last updated
- 2025-01-30
- Certified
- 2025-01-30
Frequently asked questions
- What is William Barrington's NPI number?
- William Barrington's National Provider Identifier (NPI) is 1568086254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Barrington's specialty?
- William Barrington is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Barrington located?
- William Barrington's practice location on file with NPPES is 200 Lothrop St, Pittsburgh, PA 15213-2536.
- What is William Barrington's phone number?
- The practice phone number listed in the NPPES registry for William Barrington is (412) 647-8468.
- Does William Barrington accept Medicare?
- William Barrington is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Barrington's NPI active?
- Yes — William Barrington's NPI (1568086254) is active in the NPPES registry as of the last update on 2025-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.