Thomas Ignaczak, M.D.
NPI 1053480947 · Internal Medicine Physician · Battle Creek, MI
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Ignaczak, M.D. is a Internal Medicine Physician provider in Battle Creek, MI (NPI 1053480947).
Provider details
- NPI number
- 1053480947
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- TI035364 (MI)
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
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)
- 3630 Capital Ave SwSuite 2Battle Creek, MI 49015-7376Phone: (269) 979-8333Fax: (269) 979-7766
Registry dates
- Enumerated
- 2006-11-07
- Last updated
- 2018-03-17
Frequently asked questions
- What is Thomas Ignaczak's NPI number?
- Thomas Ignaczak's National Provider Identifier (NPI) is 1053480947, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Ignaczak's specialty?
- Thomas Ignaczak is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Ignaczak located?
- Thomas Ignaczak's practice location on file with NPPES is 363 Fremont St Ste 203, Battle Creek, MI 49017-3398.
- What is Thomas Ignaczak's phone number?
- The practice phone number listed in the NPPES registry for Thomas Ignaczak is (269) 969-6123.
- Does Thomas Ignaczak accept Medicare?
- Thomas Ignaczak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Ignaczak's NPI active?
- Yes — Thomas Ignaczak's NPI (1053480947) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.