Salam F. Zakko, MD
NPI 1801852934ActiveIndividual· Internal Medicine, Gastroenterology· Bristol, CT
Internal Medicine, Gastroenterology (MD) with Connecticut Gi PLLC, practicing in Bristol, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $104,985 for 403 claims, against $52,360 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 12 companies reporting payments in 2025, $1,444 in all, mostly food and beverage. Lists Bristol Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1801852934 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 26, 2006 |
| Last updated in NPPES | Nov 30, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 024498 | CO |
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 - Gastroenterology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 267 |
|---|---|
| Services billed | 1,436 across 49 procedure codes |
| Paid by Medicare | $52,360 |
Part D prescriptions in 2024
| Prescriptions (claims) | 403 · 904 30-day fills |
|---|---|
| Patients | 179 |
| Total drug cost | $104,985 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1976 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Connecticut Gi PLLCWallingford, CT · 248 clinicians
Hospital affiliations
- Bristol HospitalBristol, CT
- Hartford HospitalHartford, CT
- The Hospital of Central ConnecticutNew Britain, CT
Industry payments (Open Payments)
- 2025$1,444 · 52 payments from 12 companies
- 2024$1,321 · 61 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $351.70 | 15 |
| Madrigal Pharmaceuticals | $248.58 | 5 |
| Lucid Diagnostics Inc. | $167.40 | 1 |
| Lilly USA, LLC | $98.37 | 5 |
| Abbvie Inc. | $94.91 | 5 |
What the 2025 payments were for
- Food and Beverage$1,444 · 52 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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