Mark Imwalle, MD
NPI 1740284538 · Diagnostic Radiology Physician · Fairfield, OH
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Imwalle, MD is a Diagnostic Radiology Physician provider in Fairfield, OH (NPI 1740284538).
Provider details
- NPI number
- 1740284538
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35031812I (OH)
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
21 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
- 2005-06-09
- Last updated
- 2008-02-25
Frequently asked questions
- What is Mark Imwalle's NPI number?
- Mark Imwalle's National Provider Identifier (NPI) is 1740284538, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Imwalle's specialty?
- Mark Imwalle is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Imwalle located?
- Mark Imwalle's practice location on file with NPPES is 3000 Mack Rd, Fairfield, OH 45014-5335.
- What is Mark Imwalle's phone number?
- The practice phone number listed in the NPPES registry for Mark Imwalle is (513) 870-7024.
- Does Mark Imwalle accept Medicare?
- Mark Imwalle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Imwalle's NPI active?
- Yes — Mark Imwalle's NPI (1740284538) is active in the NPPES registry as of the last update on 2008-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.