SAMEER TOLAY (MD) – Hematology & Oncology Physician, NPI 1376899393
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
350 HEMATOLOGY/ONCOLOGY in WI
Provider Addresses for SAMEER TOLAY (MD)
480 E DIVISION ST
FOND DU LAC, WI 549353734
Phone: (920) 926-4100
Fax: (920) 926-4190
Type: Location
420 E DIVISION ST
FOND DU LAC, WI 549354560
Phone: (920) 926-8340
Fax: (920) 926-8370
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2018-09-13
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 |
|---|---|---|---|---|
| I20180913003447 | I | Hematology/Oncology | WI | 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 |
|---|---|---|---|---|
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 1,638 | 23 | $0 |
| J2469 | Injection, palonosetron hcl, 25 mcg | 880 | 16 | $0 |
| 96375 | Injection of additional new drug or substance into vein | 368 | 29 | $0 |
| 96413 | Administration of chemotherapy into vein, 1 hour or less | 249 | 39 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 230 | 100 | $0 |
Insurance plans in this area (ZIP 54935)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine, Internal Medicine | WI | |
| U R O L O G Y | WI | |
| Certified Registered Nurse Anesthetist (Crna) | WI | |
| - | WI | |
| U R O L O G Y | WI | |
| - | WI | |
| P S Y C H I A T R Y | WI | |
| Certified Registered Nurse Anesthetist (Crna) | WI | |
| Vascular Surgery, General Surgery | WI | |
| - | ND |
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