Quick answers
- Does Michelle C. Kosovec accept Medicare assignment?
- Yes. Medicare's clinician data says Michelle C. Kosovec accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Michelle C. Kosovec see?
- In 2024, CMS data shows 149 Original Medicare patients and 377 services for Michelle C. Kosovec. This counts Original Medicare only and measures volume, not quality.
- What is Michelle C. Kosovec's NPI number?
- 1578859542. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Michelle C. Kosovec, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 149 |
|---|---|
| Services billed to Medicare | 377 |
| Different services or procedures | 56 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)73 services
- Ultrasound study of arm and leg arteries (93922)50 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)39 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)20 services
- Ultrasound of both sides of head and neck blood flow (93880)16 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis49%
- Diabetes44%
- Ischemic heart disease44%
- Chronic kidney disease38%
Hospitals where Michelle C. Kosovec works
Medicare's Facility Affiliation Data lists Michelle C. Kosovec at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Mercy Health Saint Mary'sGrand Rapids, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230059
- University of Michigan Health - WestWyoming, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230236
Practice locations
Addresses where Michelle C. Kosovec is enrolled with Medicare (CMS data updated October 2, 2026).
- 10047 Crossroad Ct SECaledonia, MI 49316 (616) 685‑8850
- 200 Jefferson Ave SEGrand Rapids, MI 49503 (616) 685‑5000
- 220 Cherry St SEGrand Rapids, MI 49503 (616) 685‑5050
- 250 Cherry St SEGrand Rapids, MI 49503 (616) 685‑5600
- 310 Lafayette Ave SEGrand Rapids, MI 49503
Group practices
Medicare enrollment lists Michelle C. Kosovec as a member of this group (CMS data updated October 2, 2026).
- Advantage Health/Saint Mary's Medical Group505 clinicians in the group
Specialties
- Vascular Surgeryprimary
Other vascular surgeons in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Other clinicians in Advantage Health/Saint Mary's Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2011 (15 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1578859542 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians