Sameer Tolay, MD
NPI 1376899393 · Hematology & Oncology Physician · Fond Du Lac, WI
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sameer Tolay, MD is a Hematology & Oncology Physician provider in Fond Du Lac, WI (NPI 1376899393).
Provider details
- NPI number
- 1376899393
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 68436 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
416 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 198 | $133 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 168 | $90 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 32 | $61 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 18 | $167 |
Typical Medicare-allowed amounts for these services range $61–$167 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 200 | 57 |
| Prochlorperazine Maleate | 127 | 58 |
| Acyclovir | 114 | 26 |
| Ondansetron Hcl | 79 | 54 |
| Lenalidomidebrand: Revlimid | 70 | — |
| Dexamethasone | 66 | 40 |
| Potassium Chloride | 45 | 13 |
| Apixabanbrand: Eliquis |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-07-27
- Last updated
- 2018-10-02
Frequently asked questions
- What is Sameer Tolay's NPI number?
- Sameer Tolay's National Provider Identifier (NPI) is 1376899393, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sameer Tolay's specialty?
- Sameer Tolay is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sameer Tolay located?
- Sameer Tolay's practice location on file with NPPES is 480 E Division St, Fond Du Lac, WI 54935-3734.
- What is Sameer Tolay's phone number?
- The practice phone number listed in the NPPES registry for Sameer Tolay is (920) 926-4100.
- Does Sameer Tolay accept Medicare?
- Sameer Tolay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sameer Tolay's NPI active?
- Yes — Sameer Tolay's NPI (1376899393) is active in the NPPES registry as of the last update on 2018-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.