Monzurul H. Chowdhury, M.D., M.R.C.P.
NPI 1770875817ActiveIndividual· Internal Medicine· Marlborough, MA
Internal Medicine (M.D., M.R.C.P.) with Nephrology and Hypertension Assoc PC, practicing in Marlborough, Massachusetts. 305 Medicare patients in 2024, $102,359 paid; nearly all of their 1,517 Part D prescriptions were generic (93%). Mallinckrodt Hospital Products Inc. was the largest of 18 companies reporting payments in 2025, $904.77 in all, mostly food and beverage. Lists Griffin Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1770875817 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., M.R.C.P. |
| Sole proprietor | No |
| NPI issued | May 9, 2011 |
| Last updated in NPPES | Mar 17, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 270496 | MA |
| Hospitalist | 208M00000X | 052690 | CT |
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 - Nephrology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 305 |
|---|---|
| Services billed | 1,023 across 24 procedure codes |
| Paid by Medicare | $102,359 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,517 · 3,945 30-day fills |
|---|---|
| Patients | 238 |
| Total drug cost | $85,961 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Nephrology and Hypertension Assoc PCMiddlebury, CT · 5 clinicians
Hospital affiliations
- Griffin HospitalDerby, CT
- Saint Mary's HospitalWaterbury, CT
- Waterbury HospitalWaterbury, CT
Other facilities
- Davita Greater Waterbury DialysisDialysis facility · Waterbury, CT
- Davita Waterbury Dialysis CenterDialysis facility · Waterbury, CT
Industry payments (Open Payments)
- 2025$904.77 · 36 payments from 18 companies
- 2024$1,137 · 43 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $123.86 | 4 |
| Astrazeneca Pharmaceuticals LP | $90.64 | 4 |
| Ascendis Pharma Endocrinology Inc | $82.98 | 3 |
| Novo Nordisk Inc | $72.73 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $71.50 | 3 |
What the 2025 payments were for
- Food and Beverage$851.65 · 33 payments
- Education$53.12 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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