John Doerfer, M.D.
NPI 1760466460 · Family Medicine Physician · Fort Atkinson, WI
John Doerfer, M.D. is a Family Medicine Physician provider in Fort Atkinson, WI (NPI 1760466460).
Provider details
- NPI number
- 1760466460
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 49794-020 (WI)
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
20 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
- 2005-12-06
- Last updated
- 2016-01-21
Frequently asked questions
- What is John Doerfer's NPI number?
- John Doerfer's National Provider Identifier (NPI) is 1760466460, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Doerfer's specialty?
- John Doerfer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Doerfer located?
- John Doerfer's practice location on file with NPPES is 740 Reena Ave, Fort Atkinson, WI 53538-3145.
- What is John Doerfer's phone number?
- The practice phone number listed in the NPPES registry for John Doerfer is (920) 563-0888.
- Is John Doerfer's NPI active?
- Yes — John Doerfer's NPI (1760466460) is active in the NPPES registry as of the last update on 2016-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.