Mark Kliewer, MD
NPI 1669440236 · Body Imaging Physician · Madison, WI
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Kliewer, MD is a Body Imaging Physician provider in Madison, WI (NPI 1669440236).
Provider details
- NPI number
- 1669440236
- Entity type
- Individual
- Primary specialty
- Body Imaging PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 44018 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
- 2006-03-09
- Last updated
- 2023-04-12
- Certified
- 2023-04-12
Frequently asked questions
- What is Mark Kliewer's NPI number?
- Mark Kliewer's National Provider Identifier (NPI) is 1669440236, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Kliewer's specialty?
- Mark Kliewer is listed in the NPPES registry with a primary specialty of Body Imaging Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Kliewer located?
- Mark Kliewer's practice location on file with NPPES is 2348 Commonwealth Ave, Madison, WI 53711-1909.
- What is Mark Kliewer's phone number?
- The practice phone number listed in the NPPES registry for Mark Kliewer is (087) 099-2946.
- Does Mark Kliewer accept Medicare?
- Mark Kliewer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Kliewer's NPI active?
- Yes — Mark Kliewer's NPI (1669440236) is active in the NPPES registry as of the last update on 2023-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.