MICHAEL S GROSSMAN (MD) – Family Medicine Physician, NPI 1265594758
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,418 FAMILY PRACTICE in MI
Provider Addresses for MICHAEL S GROSSMAN (MD)
901 Lakeshore Drive
Ishpeming, MI 49849
Phone: (906) 485-2687
Fax: (906) 485-2730
Type: Location
1009 W Ridge St Ste C
Marquette, MI 498553997
Phone: (906) 228-6545
Fax: (906) 228-8236
Type: Location
97 S 4TH ST STE C
ISHPEMING, MI 498492168
Phone: (906) 228-9699
Fax: (888) 977-2109
Type: Mailing
GREAT LAKES RECOVERY CENTERS, INC.
104 MALTON ROAD
NEGAUNEE, MI 49866
Phone: (906) 228-4692
Fax: (906) 228-2830
Type: Location
Bell Hospital, 901, Lakeshore Drive, Ishpeming, Marquette County, Michigan, 49849, United States
ISHPEMING, MI 49849
Phone: (906) 485-2687
Fax: (906) 485-2730
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 41 Open Payments records for all available years, with a total value of $2,649.
Total Amount is formed as General ($2,649) + Research ($0) + Ownership ($0) = $2,649.
Last reported payment date: 2024-11-25 • Largest payer in this snapshot: Medtronic, Inc. ($2,258).
Total Amount
$2,649
General + Research + Ownership
Payments
41
Total payment records
General Amount
$2,649
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $2,258 |
| ShockWave Medical, Inc | $229 |
| AstraZeneca Pharmaceuticals LP | $98 |
| Abbott Laboratories | $43 |
| ABBVIE INC. | $20 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2011-07-25
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20110725000232 | I | Family Practice | MI | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 49849)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MI | |
| Nurse Practitioner | MI | |
| Clinical Social Worker | MI |
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