Rohit Singhania, M.D.
NPI 1457664500ActiveIndividual· Internal Medicine, Gastroenterology· Manchester, CT
Internal Medicine, Gastroenterology (M.D.) with Connecticut Gi PLLC, practicing in Manchester, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $683,541 for 880 claims, against $51,514 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 17 companies reporting payments in 2025, $7,441 in all, mostly speaking and faculty fees. Lists Manchester Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1457664500 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 19, 2010 |
| Last updated in NPPES | Mar 25, 2022 |
| Certified by provider | Mar 15, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 69628 | 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 | 455 across 40 procedure codes |
| Paid by Medicare | $51,514 |
Part D prescriptions in 2024
| Prescriptions (claims) | 880 · 1,919 30-day fills |
|---|---|
| Patients | 280 |
| Total drug cost | $683,541 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Connecticut Gi PLLCWallingford, CT · 248 clinicians
Hospital affiliation
- Manchester Memorial HospitalManchester, CT
Industry payments (Open Payments)
- 2025$7,441 · 117 payments from 17 companies
- 2024$23,522 · 160 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $4,348 | 8 |
| Abbvie Inc. | $1,226 | 43 |
| Janssen Biotech, Inc. | $748.85 | 25 |
| Takeda Pharmaceuticals U.S.A., Inc. | $428.80 | 16 |
| Amgen Inc. | $120.98 | 1 |
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$4,050 · 2 payments
- Food and Beverage$3,272 · 112 payments
- Education$118.72 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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