Donglin Zhang, M.D.
NPI 1477791705ActiveIndividual· Internal Medicine· Putnam, CT
Internal Medicine (M.D.) with Day Kimball Medical Group Inc, practicing in Putnam, Connecticut. In 2024 Medicare paid $76,642 for 289 patients, and Part D covered 251 of their prescriptions, 80% of them generic. Lists Day Kimball Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1477791705 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 23, 2009 |
| Last updated in NPPES | Sep 9, 2026 |
| Certified by provider | Sep 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | C209211 | CA |
| General Acute Care Hospital | 282N00000X | — | — |
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 - Internal Medicine (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 289 |
|---|---|
| Services billed | 788 across 10 procedure codes |
| Paid by Medicare | $76,642 |
Part D prescriptions in 2024
| Prescriptions (claims) | 251 · 252 30-day fills |
|---|---|
| Patients | 118 |
| Total drug cost | $25,395 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Day Kimball Medical Group IncPutnam, CT · 89 clinicians
Hospital affiliations
- Day Kimball HospitalPutnam, CT
- Hartford HospitalHartford, CT
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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