BENJAMIN STAM – Anesthesiology Physician, NPI 1164802013
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,716 ANESTHESIOLOGY in MI
Provider Addresses for BENJAMIN STAM
100 MICHIGAN ST NE
GRAND RAPIDS, MI 495032560
Phone: (616) 364-4200
Type: Location
1500 E Medical Center Dr
Ann Arbor, MI 481095000
Phone: (734) 936-4280
Type: Location
1500 E MEDICAL CENTER DR
ANN ARBOR, MI 481095000
Phone: (734) 936-4280
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $28.
Total Amount is formed as General ($28) + Research ($0) + Ownership ($0) = $28.
Last reported payment date: 2023-09-27 • Largest payer in this snapshot: ATRICURE, INC. ($28).
Total Amount
$28
General + Research + Ownership
Payments
1
Total payment records
General Amount
$28
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-09-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ATRICURE, INC. | $28 |
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: 2019-07-17
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 |
|---|---|---|---|---|
| I20190717001075 | I | Anesthesiology | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 15 | 15 | $0 |
Insurance plans in this area (ZIP 49503)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Anesthesiology Assistant | MI | |
| - | MI | |
| Anesthesiology Assistant | MI | |
| - | MI | |
| A N E S T H E S I O L O G Y | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| - | MI | |
| Anesthesiology Assistant | MI | |
| A N E S T H E S I O L O G Y | MI | |
| A N E S T H E S I O L O G Y | MI |
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