Ali Hemacha, MD
NPI 1225000870ActiveIndividual· Internal Medicine, Gastroenterology· Vernon, CT
Internal Medicine, Gastroenterology (MD) with Connecticut Gi PLLC, practicing in Vernon, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $317,597 for 1,527 claims, against $44,362 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 18 companies reporting payments in 2025, $6,720 in all, mostly speaking and faculty fees. Lists Manchester Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1225000870 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 7, 2006 |
| Last updated in NPPES | Jan 9, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 039170 | 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 | 206 |
|---|---|
| Services billed | 372 across 18 procedure codes |
| Paid by Medicare | $44,362 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,527 · 3,173 30-day fills |
|---|---|
| Patients | 484 |
| Total drug cost | $317,597 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Connecticut Gi PLLCWallingford, CT · 248 clinicians
Hospital affiliation
- Manchester Memorial HospitalManchester, CT
Industry payments (Open Payments)
- 2025$6,720 · 133 payments from 18 companies
- 2024$20,624 · 142 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $3,589 | 4 |
| Janssen Biotech, Inc. | $702.38 | 27 |
| Takeda Pharmaceuticals U.S.A., Inc. | $444.58 | 17 |
| Abbvie Inc. | $410.31 | 21 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $333.12 | 15 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$3,440 · 2 payments
- Food and Beverage$3,280 · 131 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Vernon
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