William X. Coll, MD
NPI 1275526469ActiveIndividual· Internal Medicine, Gastroenterology· Torrington, CT
Internal Medicine, Gastroenterology (MD) in Torrington, Connecticut, trained at Hahnemann University College of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $261,422 for 1,178 claims, against $156,932 paid for services in 2024. Abbvie Inc. was the largest of 11 companies reporting payments in 2025, $730.90 in all, mostly food and beverage.
Overview
| NPI | 1275526469 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 24, 2005 |
| Last updated in NPPES | Feb 10, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 033490 | 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 | 482 |
|---|---|
| Services billed | 6,507 across 47 procedure codes |
| Paid by Medicare | $156,932 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,178 · 2,174 30-day fills |
|---|---|
| Patients | 452 |
| Total drug cost | $261,422 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | Hahnemann University College of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Connecticut Gi PLLCWallingford, CT · 248 clinicians
Hospital affiliations
- Charlotte Hungerford HospitalTorrington, CT
- Sharon HospitalSharon, CT
Industry payments (Open Payments)
- 2025$730.90 · 40 payments from 11 companies
- 2024$1,061 · 51 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $349.35 | 23 |
| Takeda Pharmaceuticals U.S.A., Inc. | $135.81 | 6 |
| Lilly USA, LLC | $59.09 | 3 |
| Aimmune Therapeutics, Inc. | $30.58 | 1 |
| Madrigal Pharmaceuticals | $29.95 | 1 |
What the 2025 payments were for
- Food and Beverage$730.90 · 40 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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