Mark Viehmann, MD
NPI 1134140940 · Anesthesiology Physician · Madison, IN
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Viehmann, MD is a Anesthesiology Physician provider in Madison, IN (NPI 1134140940).
Provider details
- NPI number
- 1134140940
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01036844A (IN)
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
19 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)
- 1125 W Jefferson StFranklin, IN 46131-2140Phone: (317) 736-3576Fax: (765) 284-2434
Registry dates
- Enumerated
- 2006-07-21
- Last updated
- 2024-07-23
- Certified
- 2024-07-23
Frequently asked questions
- What is Mark Viehmann's NPI number?
- Mark Viehmann's National Provider Identifier (NPI) is 1134140940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Viehmann's specialty?
- Mark Viehmann is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Viehmann located?
- Mark Viehmann's practice location on file with NPPES is 1373 E State Road 62, Madison, IN 47250-7328.
- What is Mark Viehmann's phone number?
- The practice phone number listed in the NPPES registry for Mark Viehmann is (812) 801-0800.
- Does Mark Viehmann accept Medicare?
- Mark Viehmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Viehmann's NPI active?
- Yes — Mark Viehmann's NPI (1134140940) is active in the NPPES registry as of the last update on 2024-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.