Nina Chandra Mahapatra, CRNP
NPI 1346713591ActiveIndividual· Nurse Practitioner· Washington, DC
Nurse Practitioner (CRNP) with North Shore Hematology Oncology Associates PC and 1 other group, practicing in Washington, District of Columbia. Their prescriptions cost Medicare Part D more than their services did: $363,640 for 317 claims, against $20,717 paid for services in 2024. Syndax Pharmaceuticals, Inc. was the largest of 5 companies reporting payments in 2025, $119.67 in all, mostly food and beverage. Lists Sibley Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1346713591 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Jan 9, 2019 |
| Last updated in NPPES | Aug 19, 2026 |
| Certified by provider | Aug 19, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | R236215 | MD |
| Nurse Practitioner | 363L00000X | 312514 | 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 - Nurse Practitioner (NY); Practitioner - Nurse Practitioner (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 133 |
|---|---|
| Services billed | 298 across 8 procedure codes |
| Paid by Medicare | $20,717 |
Part D prescriptions in 2024
| Prescriptions (claims) | 317 · 632 30-day fills |
|---|---|
| Patients | 101 |
| Total drug cost | $363,640 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- North Shore Hematology Oncology Associates PCPort Jefferson Station, NY · 479 clinicians
- Tennessee Oncology PLLCNashville, TN · 358 clinicians
Hospital affiliation
- Sibley Memorial HospitalWashington, DC
Industry payments (Open Payments)
- 2025$119.67 · 5 payments from 5 companies
- 2024$464.33 · 15 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Syndax Pharmaceuticals, Inc. | $31.33 | 1 |
| Janssen Biotech, Inc. | $29.98 | 1 |
| Novartis Pharmaceuticals Corporation | $22.51 | 1 |
| Janssen Scientific Affairs, LLC | $19.12 | 1 |
| Merck Sharp & Dohme LLC | $16.73 | 1 |
What the 2025 payments were for
- Food and Beverage$119.67 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 259 nurse practitioners in Washington · All nurse practitioners in District of Columbia