John Kanwit, M.D.
NPI 1740358555 · Family Medicine Physician · Brunswick, ME
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Kanwit, M.D. is a Family Medicine Physician provider in Brunswick, ME (NPI 1740358555).
Provider details
- NPI number
- 1740358555
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 010656 (ME)
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
- 2006-12-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Kanwit's NPI number?
- John Kanwit's National Provider Identifier (NPI) is 1740358555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kanwit's specialty?
- John Kanwit is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Kanwit located?
- John Kanwit's practice location on file with NPPES is 4 Bunganuc Landing Rd, Brunswick, ME 04011-7325.
- What is John Kanwit's phone number?
- The practice phone number listed in the NPPES registry for John Kanwit is (207) 729-5105.
- Does John Kanwit accept Medicare?
- John Kanwit is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Kanwit's NPI active?
- Yes — John Kanwit's NPI (1740358555) 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.