Michael Stack, M.D.
NPI 1932146685 · Family Medicine Physician · Ithaca, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Stack, M.D. is a Family Medicine Physician provider in Ithaca, MI (NPI 1932146685).
Provider details
- NPI number
- 1932146685
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4301064712 (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
20 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 113 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 178 | 51 |
| Lisinopril | 130 | 36 |
| Levothyroxine Sodium | 124 | 30 |
| Metoprolol Succinate | 110 | 27 |
| Omeprazole | 108 | 28 |
| Amlodipine Besylate | 102 | 31 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-01
- Last updated
- 2012-09-06
Frequently asked questions
- What is Michael Stack's NPI number?
- Michael Stack's National Provider Identifier (NPI) is 1932146685, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Stack's specialty?
- Michael Stack is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Stack located?
- Michael Stack's practice location on file with NPPES is 121 N Pine River St, Ithaca, MI 48847-1039.
- What is Michael Stack's phone number?
- The practice phone number listed in the NPPES registry for Michael Stack is (989) 875-5111.
- Does Michael Stack accept Medicare?
- Michael Stack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Stack's NPI active?
- Yes — Michael Stack's NPI (1932146685) is active in the NPPES registry as of the last update on 2012-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.