John Zachman, M.D.
NPI 1932105921 · Internal Medicine Physician · Traverse City, MI
John Zachman, M.D. is a Internal Medicine Physician provider in Traverse City, MI (NPI 1932105921).
Provider details
- NPI number
- 1932105921
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301032318 (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
21 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
- 2005-06-23
- Last updated
- 2011-06-20
Frequently asked questions
- What is John Zachman's NPI number?
- John Zachman's National Provider Identifier (NPI) is 1932105921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Zachman's specialty?
- John Zachman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Zachman located?
- John Zachman's practice location on file with NPPES is 224 Circle Dr, Traverse City, MI 49684-2342.
- What is John Zachman's phone number?
- The practice phone number listed in the NPPES registry for John Zachman is (231) 932-4880.
- Is John Zachman's NPI active?
- Yes — John Zachman's NPI (1932105921) is active in the NPPES registry as of the last update on 2011-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.