MICHAEL THAMBUSWAMY (MD) – Neurological Surgery Physician, NPI 1134369556
Neurological Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
89 NEUROSURGERY in OK
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Provider Addresses for MICHAEL THAMBUSWAMY (MD)
South Olympia Avenue, Tulsa Hills Shopping Center, Tulsa, Tulsa County, Oklahoma, 74132, United States
SUITE #300
TULSA, OK 741321876
Phone: (918) 749-0762
Fax: (918) 744-4246
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 92 Open Payments records for all available years, with a total value of $35,982.
Total Amount is formed as General ($35,982) + Research ($0) + Ownership ($0) = $35,982.
Last reported payment date: 2024-12-21 • Largest payer in this snapshot: Cerapedics Inc. ($14,154).
Total Amount
$35,982
General + Research + Ownership
Payments
92
Total payment records
General Amount
$35,982
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Cerapedics Inc. | $14,154 |
| Zavation Medical Products, LLC | $9,544 |
| CoreLink, LLC | $5,000 |
| SI-BONE, INC. | $3,069 |
| ZSFab, Inc. | $2,973 |
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: 2015-05-13
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 |
|---|---|---|---|---|
| I20150513002344 | I | Neurosurgery | OK | 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 | 133 | 88 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 129 | 99 | $0 |
| 22853 | Insertion of cage or mesh device to spine bone and disc space during spine fusion | 53 | 27 | $0 |
| 22614 | Fusion of additional segment of spine | 37 | 14 | $0 |
| 63048 | Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment | 37 | 14 | $0 |
Insurance plans in this area (ZIP 74132)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | OK | |
| - | OK | |
| N E U R O S U R G E R Y | OK | |
| - | OK | |
| Nurse Practitioner | OK | |
| Nurse Practitioner | OK |
Reviews
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