Michael Gui
NPI 1457105942 · Dermatology Physician · Madison, WI
Enrolled with Medicare as Order and Referring Only - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Gui is a Dermatology Physician provider in Madison, WI (NPI 1457105942).
Provider details
- NPI number
- 1457105942
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 100859851 (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
2 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
- 2024-04-12
- Last updated
- 2025-06-11
- Certified
- 2025-06-11
Frequently asked questions
- What is Michael Gui's NPI number?
- Michael Gui's National Provider Identifier (NPI) is 1457105942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Gui's specialty?
- Michael Gui is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Gui located?
- Michael Gui's practice location on file with NPPES is Uw Hospitals & Clinics 600 Highland Ave, Madison, WI 53792-0001.
- What is Michael Gui's phone number?
- The practice phone number listed in the NPPES registry for Michael Gui is (608) 263-6400.
- Does Michael Gui accept Medicare?
- Michael Gui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Gui's NPI active?
- Yes — Michael Gui's NPI (1457105942) is active in the NPPES registry as of the last update on 2025-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.