Thomas A. Rockoff, MD
NPI 1356313944ActiveIndividual· Internal Medicine, Gastroenterology· Prospect, CT
Internal Medicine, Gastroenterology (MD) in Prospect, Connecticut, trained at Rutgers New Jersey Medical School (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $684,190 for 1,530 claims, against $120,228 paid for services in 2024. Abbvie Inc. was the largest of 21 companies reporting payments in 2025, $3,378 in all, mostly food and beverage.
Overview
| NPI | 1356313944 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 7, 2006 |
| Last updated in NPPES | Apr 27, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 039233 | CT |
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 - Gastroenterology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 475 |
|---|---|
| Services billed | 2,817 across 39 procedure codes |
| Paid by Medicare | $120,228 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,530 · 3,271 30-day fills |
|---|---|
| Patients | 437 |
| Total drug cost | $684,190 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Rutgers New Jersey Medical School |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Connecticut Gi PLLCWallingford, CT · 248 clinicians
Hospital affiliations
- Saint Mary's HospitalWaterbury, CT
- Waterbury HospitalWaterbury, CT
Industry payments (Open Payments)
- 2025$3,378 · 150 payments from 21 companies
- 2024$3,175 · 151 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $795.02 | 38 |
| Takeda Pharmaceuticals U.S.A., Inc. | $510.55 | 16 |
| Madrigal Pharmaceuticals | $307.35 | 16 |
| Gilead Sciences, Inc. | $302.88 | 14 |
| Pfizer Inc. | $223.94 | 12 |
What the 2025 payments were for
- Food and Beverage$3,368 · 149 payments
- Education$10.48 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Prospect
- 1861538431