Anna Bartnik, M.D.
NPI 1750492864 · Internal Medicine Physician · Saginaw, MI
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anna Bartnik, M.D. is a Internal Medicine Physician provider in Saginaw, MI (NPI 1750492864).
Provider details
- NPI number
- 1750492864
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 4301062932 (MI)
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
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
- 2006-08-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Anna Bartnik's NPI number?
- Anna Bartnik's National Provider Identifier (NPI) is 1750492864, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Bartnik's specialty?
- Anna Bartnik is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anna Bartnik located?
- Anna Bartnik's practice location on file with NPPES is 1500 Weiss St, Saginaw, MI 48602-5251.
- What is Anna Bartnik's phone number?
- The practice phone number listed in the NPPES registry for Anna Bartnik is (989) 497-2500.
- Does Anna Bartnik accept Medicare?
- Anna Bartnik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anna Bartnik's NPI active?
- Yes — Anna Bartnik's NPI (1750492864) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.