Amitabh N. Chak, MD
NPI 1841215332ActiveIndividual· Internal Medicine, Gastroenterology· Cleveland, OH
Internal Medicine, Gastroenterology (MD) with University Hospitals Medical Group Inc, practicing in Cleveland, Ohio. Their prescriptions cost Medicare Part D more than their services did: $34,810 for 147 claims, against $20,579 paid for services in 2024. Lucid Diagnostics Inc. was the largest of 4 companies reporting payments in 2025, $3,912 in all, mostly consulting fees. Lists Summa Health System and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1841215332 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 13, 2006 |
| Last updated in NPPES | Jan 12, 2021 |
| Certified by provider | Jan 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 35-061996 | OH |
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 (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 130 |
|---|---|
| Services billed | 224 across 49 procedure codes |
| Paid by Medicare | $20,579 |
Part D prescriptions in 2024
| Prescriptions (claims) | 147 · 272 30-day fills |
|---|---|
| Patients | 33 |
| Total drug cost | $34,810 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- University Hospitals Medical Group IncCleveland, OH · 2,294 clinicians
Hospital affiliations
- Summa Health SystemAkron, OH
- Uh Cleveland Medical CenterCleveland, OH
- University Hospitals Ahuja Medical CenterBeachwood, OH
Industry payments (Open Payments)
- 2025$3,912 · 8 payments from 4 companies
- 2024$22,200 · 21 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lucid Diagnostics Inc. | $3,000 | 5 |
| Micro-Tech Endoscopy USA, Inc. | $750.00 | 1 |
| Olympus America Inc. | $143.65 | 1 |
| Cook Medical LLC | $18.80 | 1 |
What the 2025 payments were for
- Consulting Fee$3,750 · 6 payments
- Food and Beverage$162.45 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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