DR. TANMAY SAHAI (M.D.) – Medical Oncology Physician, NPI 1104265347
Medical Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,155 INTERNAL MEDICINE in RI
Provider Addresses for DR. TANMAY SAHAI (M.D.)
825 CHALKSTONE AVE
PROVIDENCE, RI 029084728
Phone: (732) 533-7912
Type: Mailing
611 W PARK ST
FAPC
URBANA, IL 61801
Phone:
Type: Mailing
509 W UNIVERSITY AVE
URBANA, IL 618011645
Phone: (217) 383-6636
Fax: (217) 383-3466
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 24 Open Payments records for all available years, with a total value of $578.
Total Amount is formed as General ($578) + Research ($0) + Ownership ($0) = $578.
Last reported payment date: 2024-10-02 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($156).
Total Amount
$578
General + Research + Ownership
Payments
24
Total payment records
General Amount
$578
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $156 |
| Novartis Pharmaceuticals Corporation | $71 |
| ABBVIE INC. | $63 |
| Daiichi Sankyo Inc. | $36 |
| Eisai Inc. | $35 |
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: 2020-11-16
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20200518000867 | I | Internal Medicine | NY | TBD |
| I20201116001465 | I | Internal Medicine | IL | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 207 | 71 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 106 | 67 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 100 | 70 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 38 | 35 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 38 | 33 | $0 |
Insurance plans in this area (ZIP 02908)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | IL | |
| Nurse Practitioner | IL | |
| Clinical Psychologist | IL | |
| - | FL | |
| Nurse Practitioner | IL | |
| Gastroenterology, Internal Medicine | WI | |
| P O D I A T R Y | IL | |
| Hospitalist, Family Practice | TX | |
| Diagnostic Radiology | NY | |
| - | IL |
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