Namita Vinayek, MD
NPI 1881637049 · Hematology & Oncology Physician · Springfield, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Namita Vinayek, MD is a Hematology & Oncology Physician provider in Springfield, IL (NPI 1881637049).
Provider details
- NPI number
- 1881637049
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036135597 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,217 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 964 | $124 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 563 | $8 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 560 | $8 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 532 | $14 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 453 | $120 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Ionized)80047 | 360 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 713 | 206 |
| Apixabanbrand: Eliquis | 164 | 27 |
| Tamoxifen Citrate | 140 | 41 |
| Gabapentin | 101 | 28 |
| Ondansetron Hcl | 83 | 47 |
| Dexamethasone | 81 | 21 |
| Alendronate Sodium | 80 | 25 |
| Ibandronate Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$96 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-14
- Last updated
- 2020-05-19
- Certified
- 2020-05-19
Frequently asked questions
- What is Namita Vinayek's NPI number?
- Namita Vinayek's National Provider Identifier (NPI) is 1881637049, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Namita Vinayek's specialty?
- Namita Vinayek is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Namita Vinayek located?
- Namita Vinayek's practice location on file with NPPES is 900 N 1st Street, Springfield, IL 62702.
- What is Namita Vinayek's phone number?
- The practice phone number listed in the NPPES registry for Namita Vinayek is (217) 528-7541.
- Does Namita Vinayek accept Medicare?
- Namita Vinayek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Namita Vinayek's NPI active?
- Yes — Namita Vinayek's NPI (1881637049) is active in the NPPES registry as of the last update on 2020-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.