Keshav Parthasarathy, M.D.
NPI 1447401419ActiveIndividual· Internal Medicine, Critical Care Medicine· Concord, MA
Internal Medicine, Critical Care Medicine (M.D.) with Henry Heywood Memorial Hospital and 1 other group, practicing in Concord, Massachusetts. Mostly services rather than prescriptions: Medicare paid $152,780 for 529 patients in 2024, with only 42 Part D claims. Pfizer Inc. reported $13.17 in payments in 2024, mostly food and beverage. Lists Athol Memorial Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1447401419 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 8, 2008 |
| Last updated in NPPES | Aug 6, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | 254154 | MA |
| Hospitalist | 208M00000X | 254154 | MA |
| Internal Medicine | 207R00000X | 254154 | MA |
| Internal Medicine | 207R00000X | 25154 | MA |
| Hospitalist | 208M00000X | 25154 | MA |
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 - Internal Medicine (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 529 |
|---|---|
| Services billed | 1,889 across 28 procedure codes |
| Paid by Medicare | $152,780 |
Part D prescriptions in 2024
| Prescriptions (claims) | 42 · 55 30-day fills |
|---|---|
| Patients | 14 |
| Total drug cost | $6,746 |
| Generic share | 67% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Henry Heywood Memorial HospitalGardner, MA · 115 clinicians
- Athol Memorial Hospital IncorporatedAthol, MA · 74 clinicians
Hospital affiliations
- Athol Memorial HospitalAthol, MA
- Heywood Hospital -Gardner, MA
- St Vincent HospitalWorcester, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Industry payments (Open Payments)
- 2024$13.17 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $13.17 | 1 |
What the 2024 payments were for
- Food and Beverage$13.17 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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