Madhumati R. Kalavar, MD
NPI 1215991070ActiveIndividual· Internal Medicine, Hematology & Oncology· Brooklyn, NY
Internal Medicine, Hematology & Oncology (MD) with Interfaith Professional Physician Services PC, practicing in Brooklyn, New York. Their prescriptions cost Medicare Part D more than their services did: $1,976,725 for 1,131 claims, against $82,079 paid for services in 2024. Janssen Biotech, Inc. was the largest of 18 companies reporting payments in 2025, $1,070 in all, mostly food and beverage. Lists Brookdale Hospital Medical Center as a hospital affiliation.
Overview
| NPI | 1215991070 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 17, 2006 |
| Last updated in NPPES | Jun 3, 2025 |
| Certified by provider | Jun 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 190911 | NY |
| Internal Medicine, Hematology | 207RH0000X | 190911 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 304 |
|---|---|
| Services billed | 1,406 across 24 procedure codes |
| Paid by Medicare | $82,079 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,131 · 1,380 30-day fills |
|---|---|
| Patients | 136 |
| Total drug cost | $1,976,725 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Hematology |
| Secondary specialties | Internal Medicine, Medical Oncology |
Medical group
- Interfaith Professional Physician Services PCBrooklyn, NY · 384 clinicians
Hospital affiliation
- Brookdale Hospital Medical CenterBrooklyn, NY
Industry payments (Open Payments)
- 2025$1,070 · 49 payments from 18 companies
- 2024$2,000 · 83 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $254.15 | 14 |
| Takeda Pharmaceuticals U.S.A., Inc. | $182.55 | 4 |
| Pfizer Inc. | $72.64 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $68.98 | 3 |
| Incyte Corporation | $56.73 | 3 |
What the 2025 payments were for
- Food and Beverage$1,039 · 48 payments
- Education$30.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 116 hematologist-oncologists in Brooklyn · All hematologist-oncologists in New York