Kittichai Promrat, MD
NPI 1356398390ActiveIndividual· Internal Medicine, Gastroenterology· Riverside, RI
Internal Medicine, Gastroenterology (MD) with Lifespan Physician Group Inc and 2 other groups, practicing in Riverside, Rhode Island. Their prescriptions cost Medicare Part D more than their services did: $311,640 for 364 claims, against $9,418 paid for services in 2024. Lists Rhode Island Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1356398390 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 27, 2006 |
| Last updated in NPPES | Nov 17, 2025 |
| Certified by provider | Nov 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD10807 | RI |
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 (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 62 |
|---|---|
| Services billed | 107 across 20 procedure codes |
| Paid by Medicare | $9,418 |
Part D prescriptions in 2024
| Prescriptions (claims) | 364 · 700 30-day fills |
|---|---|
| Patients | 64 |
| Total drug cost | $311,640 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical groups
- Lifespan Physician Group IncProvidence, RI · 1,173 clinicians
- Rhode Island HospitalProvidence, RI · 437 clinicians
- Brown MedicineRiverside, RI · 217 clinicians
Hospital affiliations
- Rhode Island HospitalProvidence, RI
- The Miriam HospitalProvidence, RI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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