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John Frey, MD
NPI 1730144841 · Family Medicine Physician · Madison, WI
John Frey, MD is a Family Medicine Physician provider in Madison, WI (NPI 1730144841).
Provider details
- NPI number
- 1730144841
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 34832 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
701 Dane St
Madison, WI 53713
Phone: (608) 263-3111
Fax: (608) 263-6663
Street-level locationGet directions
Mailing address
1 Langdon St Apt 102
Madison, WI 53703-1314
Registry dates
- Enumerated
- 2006-04-20
- Last updated
- 2020-09-22
- Certified
- 2020-09-22
Frequently asked questions
- What is John Frey's NPI number?
- John Frey's National Provider Identifier (NPI) is 1730144841, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Frey's specialty?
- John Frey is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Frey located?
- John Frey's practice location on file with NPPES is 701 Dane St, Madison, WI 53713.
- What is John Frey's phone number?
- The practice phone number listed in the NPPES registry for John Frey is (608) 263-3111.
- Is John Frey's NPI active?
- Yes — John Frey's NPI (1730144841) is active in the NPPES registry as of the last update on 2020-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.