MICHAEL J SASSMAN (DO) – Vascular & Interventional Radiology Physician, NPI 1841263803
Vascular & Interventional Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
229 INTERVENTIONAL RADIOLOGY in CO
Provider Addresses for MICHAEL J SASSMAN (DO)
400 EAST THIRD STREET
ESSENTIA HEALTH DULUTH CLINIC MCL2CRED
DULUTH, MN 558051951
Phone: (218) 786-8364
Type: Mailing
12605 E 16th Ave
Aurora, CO 800452545
Phone: (720) 848-0000
Type: Location
Essentia Health Saint Mary's Medical Center, 407, East 3rd Street, Duluth, Saint Louis County, Minnesota, 55805, United States
DULUTH, MN 558051950
Phone: (218) 786-1111
Fax: (218) 786-4091
Type: Location
PO BOX 110429
AURORA, CO 800420429
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 51 Open Payments records for all available years, with a total value of $3,539.
Total Amount is formed as General ($3,539) + Research ($0) + Ownership ($0) = $3,539.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Medtronic, Inc. ($958).
Total Amount
$3,539
General + Research + Ownership
Payments
51
Total payment records
General Amount
$3,539
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $958 |
| GE HEALTHCARE | $899 |
| Inari Medical, Inc. | $553 |
| Boston Scientific Corporation | $509 |
| TerSera Therapeutics LLC | $245 |
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: 2007-09-27
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 |
|---|---|---|---|---|
| I20070927000104 | I | Interventional Radiology | CO | 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 |
|---|---|---|---|---|
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 74 | 71 | $0 |
| 76937 | Ultrasonic guidance for blood vessel access | 39 | 37 | $0 |
| 76942 | Ultrasonic guidance for needle placement | 29 | 29 | $0 |
| 77001 | Fluoroscopic guidance for insertion or removal of central vein access device | 28 | 27 | $0 |
| 36561 | Insertion of central venous tube with port (5 years or older) | 15 | 15 | $0 |
Insurance plans in this area (ZIP 55805)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERVENTIONAL RADIOLOGY | MN | 76942 | Ultrasonic guidance imaging supervision and interpretation for insertion of needle | 30 | 30 |
| INTERVENTIONAL RADIOLOGY | MN | 77012 | Radiological supervision and interpretation of CT guidance for needle insertion | 28 | 28 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CO | |
| Family Practice | CO | |
| Advanced Heart Failure And Transplant Cardiology, Cardiac Electrophysiology, Cardiovascular Disease (Cardiology), Internal Medicine | CO | |
| Emergency Medicine | CO | |
| Emergency Medicine | CO | |
| - | CO | |
| - | CO | |
| Emergency Medicine | CO | |
| - | CO | |
| - | CO |
Reviews
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