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Mark Lewis
NPI 1902600943 · Diagnostic Radiology Physician · Madison, WI
Mark Lewis is a Diagnostic Radiology Physician provider in Madison, WI (NPI 1902600943).
Provider details
- NPI number
- 1902600943
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 102065-851 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(59/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
600 Highland Ave
Madison, WI 53792-0001
Phone: (608) 263-6400
Street-level locationGet directions
Mailing address
600 Highland Ave
Madison, WI 53792-0001
Additional practice locations (1)
- 8701 Watertown Plank RdMilwaukee, WI 53226-3548Phone: (414) 447-2195
Registry dates
- Enumerated
- 2025-04-01
- Last updated
- 2026-06-07
- Certified
- 2026-06-07
Frequently asked questions
- What is Mark Lewis's NPI number?
- Mark Lewis's National Provider Identifier (NPI) is 1902600943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Lewis's specialty?
- Mark Lewis is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Lewis located?
- Mark Lewis's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-0001.
- What is Mark Lewis's phone number?
- The practice phone number listed in the NPPES registry for Mark Lewis is (608) 263-6400.
- Is Mark Lewis's NPI active?
- Yes — Mark Lewis's NPI (1902600943) is active in the NPPES registry as of the last update on 2026-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.