DR. NITIN GANGADHAR VAISHAMPAYAN (M.D.) – Radiation Oncology Physician, NPI 1861466963
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
248 RADIATION ONCOLOGY in MI
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Provider Addresses for DR. NITIN GANGADHAR VAISHAMPAYAN (M.D.)
1560, East Maple Road, Troy, Oakland County, Michigan, 48083, United States
SUITE 400-CREDENTIALING
TROY, MI 480831189
Phone: (248) 581-5974
Fax: (248) 581-5640
Type: Mailing
Wertz Clinical Cancer Center, 4100, John R Street, Medical Center, Midtown, Detroit, Wayne County, Michigan, 48201, United States
GERSHENSON RADIATION ONCOLOGY CTR
DETROIT, MI 482012013
Phone: (800) 527-6266
Fax: (313) 576-9640
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 17 Open Payments records for all available years, with a total value of $4,841.
Total Amount is formed as General ($4,663) + Research ($178) + Ownership ($0) = $4,841.
Last reported payment date: 2024-11-24 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($4,070).
Total Amount
$4,841
General + Research + Ownership
Payments
17
Total payment records
General Amount
$4,663
General payments
Research Amount
$178
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $4,070 |
| Exelixis Inc. | $169 |
| Telix Pharmaceuticals | $125 |
| Janssen Biotech, Inc. | $125 |
| E.R. Squibb & Sons, L.L.C. | $95 |
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: 2010-02-02
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 |
|---|---|---|---|---|
| I20100202000026 | I | Radiation Oncology | MI | 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 |
|---|---|---|---|---|
| 77014 | Ct guidance for insertion of radiation therapy fields | 209 | 22 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 112 | 76 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 80 | 28 | $0 |
| 77300 | Calculation of radiation therapy dose | 80 | 27 | $0 |
| 77334 | Design and construction of complex radiation treatment device | 46 | 27 | $0 |
Insurance plans in this area (ZIP 48083)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MI | |
| Nurse Practitioner | MI | |
| Cardiovascular Disease (Cardiology) | MI | |
| H O S P I T A L I S T | MI | |
| - | MI | |
| Pulmonary Disease, Internal Medicine, Critical Care (Intensivists) | MI | |
| Internal Medicine, Infectious Disease | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Pulmonary Disease, Critical Care (Intensivists) | MI | |
| O P H T H A L M O L O G Y | PA |
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