Eric Mehlhaff, MD
NPI 1144859745 · Internal Medicine Physician · Madison, WI
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Mehlhaff, MD is a Internal Medicine Physician provider in Madison, WI (NPI 1144859745).
Provider details
- NPI number
- 1144859745
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 7758520 (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
6 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
- 2020-04-06
- Last updated
- 2022-10-12
- Certified
- 2022-10-12
Frequently asked questions
- What is Eric Mehlhaff's NPI number?
- Eric Mehlhaff's National Provider Identifier (NPI) is 1144859745, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Mehlhaff's specialty?
- Eric Mehlhaff is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Mehlhaff located?
- Eric Mehlhaff's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-0001.
- What is Eric Mehlhaff's phone number?
- The practice phone number listed in the NPPES registry for Eric Mehlhaff is (608) 263-6400.
- Does Eric Mehlhaff accept Medicare?
- Eric Mehlhaff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Mehlhaff's NPI active?
- Yes — Eric Mehlhaff's NPI (1144859745) is active in the NPPES registry as of the last update on 2022-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.