George Gleeson, MD
NPI 1881797454 · Internal Medicine Physician · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
George Gleeson, MD is a Internal Medicine Physician provider in Pittsburgh, PA (NPI 1881797454).
Provider details
- NPI number
- 1881797454
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD018263E (PA)
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
- 2006-09-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is George Gleeson's NPI number?
- George Gleeson's National Provider Identifier (NPI) is 1881797454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Gleeson's specialty?
- George Gleeson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is George Gleeson located?
- George Gleeson's practice location on file with NPPES is 532 South Aiken Avenue, Pittsburgh, PA 15232.
- What is George Gleeson's phone number?
- The practice phone number listed in the NPPES registry for George Gleeson is (412) 621-5091.
- Does George Gleeson accept Medicare?
- George Gleeson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is George Gleeson's NPI active?
- Yes — George Gleeson's NPI (1881797454) 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.