Margaret Dunn, M.D.
NPI 1285639765 · Family Medicine Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Dunn, M.D. is a Family Medicine Physician provider in Milwaukee, WI (NPI 1285639765).
Provider details
- NPI number
- 1285639765
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 36995 (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
2 documented practice locations
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
Additional practice locations (1)
- 3220 W Vliet StMilwaukee, WI 53208Phone: (414) 231-4000Fax: (414) 342-9306
Registry dates
- Enumerated
- 2005-06-20
- Last updated
- 2023-03-07
Frequently asked questions
- What is Margaret Dunn's NPI number?
- Margaret Dunn's National Provider Identifier (NPI) is 1285639765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Dunn's specialty?
- Margaret Dunn is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Dunn located?
- Margaret Dunn's practice location on file with NPPES is 3220 W Vliet St, Milwaukee, WI 53208.
- What is Margaret Dunn's phone number?
- The practice phone number listed in the NPPES registry for Margaret Dunn is (414) 231-4000.
- Does Margaret Dunn accept Medicare?
- Margaret Dunn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Dunn's NPI active?
- Yes — Margaret Dunn's NPI (1285639765) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.