Chitra Balasundaram, M.D.
NPI 1356656839ActiveIndividual· Internal Medicine, Hematology & Oncology· Bronx, NY
Internal Medicine, Hematology & Oncology (M.D.) with Mercy Clinic Springfield Communities, practicing in Bronx, New York. Their prescriptions cost Medicare Part D more than their services did: $2,678,804 for 1,207 claims, against $101,726 paid for services in 2024. Pfizer Inc. was the largest of 23 companies reporting payments in 2025, $919.19 in all, mostly food and beverage. Lists Mercy Hospital Aurora and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1356656839 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 9, 2010 |
| Last updated in NPPES | Mar 15, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 2016037296 | MO |
| Internal Medicine | 207R00000X | DONT NEED ONE | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 322 |
|---|---|
| Services billed | 2,532 across 23 procedure codes |
| Paid by Medicare | $101,726 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,207 · 1,970 30-day fills |
|---|---|
| Patients | 253 |
| Total drug cost | $2,678,804 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Mercy Clinic Springfield CommunitiesLebanon, MO · 1,120 clinicians
Hospital affiliations
- Mercy Hospital AuroraAurora, MO
- Mercy Hospital LebanonLebanon, MO
- Mercy Hospital SpringfieldSpringfield, MO
- Mercy St Francis HospitalMountain View, MO
Industry payments (Open Payments)
- 2025$919.19 · 51 payments from 23 companies
- 2024$288.48 · 14 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $150.45 | 12 |
| Novartis Pharmaceuticals Corporation | $86.55 | 4 |
| E.R. Squibb & Sons, L.L.C. | $74.77 | 5 |
| Array Biopharma Inc | $64.58 | 4 |
| Genzyme Corporation | $59.34 | 3 |
What the 2025 payments were for
- Food and Beverage$813.02 · 41 payments
- Education$106.17 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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