MARK A THOMPSON (M.D.) – Surgery Physician, NPI 1538136361
Surgery Physician
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Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
729 GENERAL SURGERY in IN
Provider Addresses for MARK A THOMPSON (M.D.)
900 I St
LA Porte, IN 463505533
Phone: (219) 324-1700
Type: Location
1020 High Rd
Bremen, IN 465061093
Phone: (574) 309-9967
Fax: (574) 309-9968
Type: Location
3245 HEALTH DR STE 100
GRANGER, IN 465301380
Phone: (574) 647-1840
Fax: (574) 237-6069
Type: Mailing
621 MEMORIAL DR STE 502
SOUTH BEND, IN 466011075
Phone: (574) 647-5875
Fax: (574) 647-5787
Type: Location
710, North Niles Avenue, South Bend, Saint Joseph County, Indiana, 46617, United States
SOUTH BEND, IN 466171924
Phone: (574) 647-1610
Fax: (574) 237-6069
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $356.
Total Amount is formed as General ($356) + Research ($0) + Ownership ($0) = $356.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($175).
Total Amount
$356
General + Research + Ownership
Payments
6
Total payment records
General Amount
$356
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $175 |
| Medtronic, Inc. | $110 |
| W. L. Gore & Associates, Inc. | $72 |
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: 2007-10-22
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 |
|---|---|---|---|---|
| I20071022000725 | I | General Surgery | IN | 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 |
|---|---|---|---|---|
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 57 | 25 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 44 | 38 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 43 | 43 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 28 | 17 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 22 | 18 | $0 |
Insurance plans in this area (ZIP 46350)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology), Interventional Cardiology | IN | |
| Nurse Practitioner | IN | |
| - | IN | |
| Qualified Audiologist | IN | |
| Nurse Practitioner | IN | |
| - | IN | |
| Nurse Practitioner | IN | |
| - | IN | |
| General Surgery | IN | |
| - | IN |
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