John Wisniewski, M.D.
NPI 1366821878 · Internal Medicine Physician · Farmington, MI
John Wisniewski, M.D. is a Internal Medicine Physician provider in Farmington, MI (NPI 1366821878).
Provider details
- NPI number
- 1366821878
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4301041642 (MI)
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
11 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
- 2015-05-29
- Last updated
- 2026-05-03
Frequently asked questions
- What is John Wisniewski's NPI number?
- John Wisniewski's National Provider Identifier (NPI) is 1366821878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Wisniewski's specialty?
- John Wisniewski is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Wisniewski located?
- John Wisniewski's practice location on file with NPPES is 36728 Brittany Hill Dr, Farmington, MI 48335-2906.
- What is John Wisniewski's phone number?
- The practice phone number listed in the NPPES registry for John Wisniewski is (248) 478-0299.
- Is John Wisniewski's NPI active?
- Yes — John Wisniewski's NPI (1366821878) is active in the NPPES registry as of the last update on 2026-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.