IndividualActive
Michael Stack, MD PHD
NPI 1770585945 · Rheumatology Physician · Indianapolis, IN
Provider details
- NPI number
- 1770585945
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 01026374 (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(95/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
6447 S East St Ste a
Indianapolis, IN 46227-2119
Phone: (317) 859-6364
Fax: (317) 859-7537
Street-level locationGet directions
Mailing address
6551 Forrest Commons Blvd
Indianapolis, IN 46227-2392
Additional practice locations (1)
- 2845 Greenbrier RdGreen Bay, WI 54311Phone: (920) 288-8100Fax: (920) 288-8153
Registry dates
- Enumerated
- 2005-06-01
- Last updated
- 2022-01-06
- Certified
- 2022-01-06
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.