DR. GREGORY CORBETT THOM (M.D.) – Vascular Surgery Physician, NPI 1689802977
Vascular Surgery Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
130 VASCULAR SURGERY in WI
Provider Addresses for DR. GREGORY CORBETT THOM (M.D.)
PO BOX 735044
CHICAGO, IL 606735044
Phone: (800) 326-2250
Type: Mailing
2845 GREENBRIER RD STE 230
GREEN BAY, WI 543116519
Phone: (920) 288-8250
Fax: (920) 288-8257
Type: Location
Green Bay, Broadway, Queens, New York, 11373, United States
GREEN BAY, WI 543032728
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $431.
Total Amount is formed as General ($431) + Research ($0) + Ownership ($0) = $431.
Last reported payment date: 2024-07-29 • Largest payer in this snapshot: Surmodics, Inc. ($223).
Total Amount
$431
General + Research + Ownership
Payments
4
Total payment records
General Amount
$431
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-29
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Surmodics, Inc. | $223 |
| W. L. Gore & Associates, Inc. | $141 |
| Cook Medical LLC | $44 |
| Medtronic, Inc. | $23 |
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: 2016-09-19
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 |
|---|---|---|---|---|
| I20160919000178 | I | Vascular Surgery | WI | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 101 | 93 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 49 | 49 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 33 | 30 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 22 | 22 | $0 |
| 76937 | Ultrasonic guidance for blood vessel access | 16 | 15 | $0 |
Insurance plans in this area (ZIP 60673)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Hospitalist, Internal Medicine | MI | |
| U R O L O G Y | WI | |
| Cardiovascular Disease (Cardiology) | WI | |
| N E U R O L O G Y | WI | |
| - | WI | |
| Cardiovascular Disease (Cardiology), Peripheral Vascular Disease | WI | |
| Nurse Practitioner | WI | |
| Internal Medicine | WI | |
| - | ME | |
| Physician Assistant | IL |
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