John Stuart, M.D.
NPI 1669591186 · General Practice Physician · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Stuart, M.D. is a General Practice Physician provider in Pittsburgh, PA (NPI 1669591186).
Provider details
- NPI number
- 1669591186
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD039546E (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
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
- 2007-03-28
- Last updated
- 2024-02-14
- Certified
- 2024-02-14
Frequently asked questions
- What is John Stuart's NPI number?
- John Stuart's National Provider Identifier (NPI) is 1669591186, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Stuart's specialty?
- John Stuart is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is John Stuart located?
- John Stuart's practice location on file with NPPES is 120 Lytton Ave, Pittsburgh, PA 15213-1481.
- What is John Stuart's phone number?
- The practice phone number listed in the NPPES registry for John Stuart is (615) 778-4066.
- Does John Stuart accept Medicare?
- John Stuart is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Stuart's NPI active?
- Yes — John Stuart's NPI (1669591186) is active in the NPPES registry as of the last update on 2024-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.