Shahin Shahnia, M.D.
NPI 1598938946 · Internal Medicine Physician · Eau Claire, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shahin Shahnia, M.D. is a Internal Medicine Physician provider in Eau Claire, WI (NPI 1598938946).
Provider details
- NPI number
- 1598938946
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 54997-20 (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
18 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
- 2008-04-07
- Last updated
- 2013-03-14
Frequently asked questions
- What is Shahin Shahnia's NPI number?
- Shahin Shahnia's National Provider Identifier (NPI) is 1598938946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shahin Shahnia's specialty?
- Shahin Shahnia is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Shahin Shahnia located?
- Shahin Shahnia's practice location on file with NPPES is 2809 E Hamilton Ave, Eau Claire, WI 54701-6863.
- What is Shahin Shahnia's phone number?
- The practice phone number listed in the NPPES registry for Shahin Shahnia is (715) 834-1555.
- Does Shahin Shahnia accept Medicare?
- Shahin Shahnia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shahin Shahnia's NPI active?
- Yes — Shahin Shahnia's NPI (1598938946) is active in the NPPES registry as of the last update on 2013-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.