Andrew Donati, MD
NPI 1730543653ActiveIndividual· Internal Medicine, Nephrology· Waterbury, CT
Internal Medicine, Nephrology (MD) with Connecticut Kidney and Hypertension Specialists, LLC, practicing in Waterbury, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $260,532 for 2,158 claims, against $173,000 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 19 companies reporting payments in 2025, $947.28 in all, mostly food and beverage. Lists Charlotte Hungerford Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1730543653 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 6, 2016 |
| Last updated in NPPES | Sep 23, 2022 |
| Certified by provider | Sep 23, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 1.071028 | CT |
| Internal Medicine | 207R00000X | S0660 | TX |
| Hospitalist | 208M00000X | S0660 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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); Practitioner - Hospitalist (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 367 |
|---|---|
| Services billed | 3,864 across 46 procedure codes |
| Paid by Medicare | $173,000 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,158 · 4,728 30-day fills |
|---|---|
| Patients | 371 |
| Total drug cost | $260,532 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
Medical group
- Connecticut Kidney and Hypertension Specialists, LLCWaterbury, CT · 6 clinicians
Hospital affiliations
- Charlotte Hungerford HospitalTorrington, CT
- Saint Mary's HospitalWaterbury, CT
- Waterbury HospitalWaterbury, CT
- Yale-New Haven HospitalNew Haven, CT
Other facilities
- Davita Greater Waterbury DialysisDialysis facility · Waterbury, CT
- Davita Waterbury Dialysis CenterDialysis facility · Waterbury, CT
- Hartford Healthcare at HomeHome health agency · East Hartford, CT
Industry payments (Open Payments)
- 2025$947.28 · 39 payments from 19 companies
- 2024$934.20 · 43 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $155.32 | 7 |
| Mallinckrodt Hospital Products Inc. | $98.22 | 3 |
| Travere Therapeutics, Inc. | $93.63 | 4 |
| Amgen Inc. | $82.86 | 3 |
| Novo Nordisk Inc | $70.91 | 3 |
What the 2025 payments were for
- Food and Beverage$910.44 · 36 payments
- Education$36.84 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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