Cheng-Hung Tai
NPI 1003310434ActiveIndividual· Internal Medicine, Gastroenterology· Greenwich, CT
Internal Medicine, Gastroenterology in Greenwich, Connecticut, trained at New York Medical College (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $76,965 for 34 claims, against $17,903 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 9 companies reporting payments in 2025, $431.89 in all, mostly food and beverage.
Overview
| NPI | 1003310434 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 21, 2018 |
| Last updated in NPPES | Jun 5, 2025 |
| Certified by provider | Jun 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 68743 | CT |
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 - Internal Medicine (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 164 |
|---|---|
| Services billed | 169 across 4 procedure codes |
| Paid by Medicare | $17,903 |
Part D prescriptions in 2024
| Prescriptions (claims) | 34 · 46 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $76,965 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Gastroenterology |
| Telehealth | Offers telehealth |
Medical groups
- Northeast Medical Group IncBridgeport, CT · 1,360 clinicians
- Connecticut Gi PLLCWallingford, CT · 248 clinicians
Hospital affiliations
- Bridgeport HospitalBridgeport, CT
- Greenwich Hospital Association -Greenwich, CT
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$431.89 · 10 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $136.26 | 1 |
| Abbvie Inc. | $124.99 | 1 |
| Lilly USA, LLC | $34.78 | 2 |
| Janssen Biotech, Inc. | $28.76 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $27.41 | 1 |
What the 2025 payments were for
- Food and Beverage$431.89 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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