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Bruce Greenfield, MD
NPI 1861557860 · Family Medicine Physician · Beloit, WI
Bruce Greenfield, MD is a Family Medicine Physician provider in Beloit, WI (NPI 1861557860).
Provider details
- NPI number
- 1861557860
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- WI14545 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
403 Wisconsin Ave
Beloit, WI 53511
Phone: (608) 362-8822
Fax: (608) 362-4697
Street-level locationGet directions
Mailing address
403 Wisconsin Ave
Beloit, WI 53511
Registry dates
- Enumerated
- 2006-12-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Bruce Greenfield's NPI number?
- Bruce Greenfield's National Provider Identifier (NPI) is 1861557860, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bruce Greenfield's specialty?
- Bruce Greenfield is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Bruce Greenfield located?
- Bruce Greenfield's practice location on file with NPPES is 403 Wisconsin Ave, Beloit, WI 53511.
- What is Bruce Greenfield's phone number?
- The practice phone number listed in the NPPES registry for Bruce Greenfield is (608) 362-8822.
- Is Bruce Greenfield's NPI active?
- Yes — Bruce Greenfield's NPI (1861557860) 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.