ANTON A THOMPKINS (M.D.) – Orthopaedic Surgery of the Spine Physician, NPI 1649278235
Orthopaedic Surgery of the Spine Physician
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NPPES metrics only — not quality of care.
668 ORTHOPEDIC SURGERY in IN
Provider Addresses for ANTON A THOMPKINS (M.D.)
3691 Willowcreek Rd
Portage, IN 463685080
Phone: (219) 921-1444
Type: Location
601, Gateway Boulevard, Chesterton, Porter County, Indiana, 46304, United States
CHESTERTON, IN 463049658
Phone: (219) 921-1444
Fax: (219) 921-5303
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 27 Open Payments records for all available years, with a total value of $18,407.
Total Amount is formed as General ($18,407) + Research ($0) + Ownership ($0) = $18,407.
Last reported payment date: 2024-11-21 • Largest payer in this snapshot: Alphatec Spine, Inc ($11,609).
Total Amount
$18,407
General + Research + Ownership
Payments
27
Total payment records
General Amount
$18,407
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alphatec Spine, Inc | $11,609 |
| NuVasive, Inc. | $4,547 |
| Globus Medical, Inc. | $1,874 |
| Circinus Medical Technology LLC | $275 |
| Stryker Corporation | $74 |
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: 2010-01-12
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 |
|---|---|---|---|---|
| I20100112000486 | I | Orthopedic 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 551 | 277 | $0 |
| 72100 | X-ray of lower and sacral spine, 2-3 views | 281 | 177 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 149 | 148 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 116 | 116 | $0 |
| 72148 | Mri scan of lower spinal canal without contrast | 69 | 67 | $0 |
Insurance plans in this area (ZIP 46368)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physical Therapist In Private Practice | IL | |
| H E M A T O L O G Y/ O N C O L O G Y | IN | |
| Physical Therapist In Private Practice | IL | |
| Pain Management, Anesthesiology | IL | |
| Neurology, Sleep Medicine | IN | |
| Physical Therapist In Private Practice | IL | |
| Orthopedic Surgery | IN | |
| Physical Therapist In Private Practice | IL | |
| Internal Medicine | MI | |
| Orthopedic Surgery | IL |
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