Benedict Maliakkal, MD
NPI 1306872155ActiveIndividual· Internal Medicine, Gastroenterology· Memphis, TN
Internal Medicine, Gastroenterology (MD) with Metropolitan Hospital Authority, practicing in Memphis, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $218,565 for 543 claims, against $11,189 paid for services in 2024. Madrigal Pharmaceuticals was the largest of 9 companies reporting payments in 2025, $718.76 in all, mostly food and beverage. Lists Metro Nashville General Hospital as a hospital affiliation.
Overview
| NPI | 1306872155 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 23, 2006 |
| Last updated in NPPES | Aug 30, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 54376 | TN |
| Internal Medicine, Gastroenterology | 207RG0100X | 187710 | NY |
| Internal Medicine, Transplant Hepatology | 207RT0003X | 54376 | TN |
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 (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 62 |
|---|---|
| Services billed | 129 across 24 procedure codes |
| Paid by Medicare | $11,189 |
Part D prescriptions in 2024
| Prescriptions (claims) | 543 · 1,074 30-day fills |
|---|---|
| Patients | 68 |
| Total drug cost | $218,565 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Metropolitan Hospital AuthorityNashville, TN · 51 clinicians
Hospital affiliation
- Metro Nashville General HospitalNashville, TN
Industry payments (Open Payments)
- 2025$718.76 · 20 payments from 9 companies
- 2024$748.00 · 16 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $328.81 | 6 |
| Janssen Biotech, Inc. | $202.46 | 4 |
| Abbott Laboratories | $78.20 | 3 |
| Gilead Sciences, Inc. | $25.05 | 1 |
| Novo Nordisk Inc | $23.30 | 1 |
What the 2025 payments were for
- Food and Beverage$718.76 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 38 gastroenterologists in Memphis · All gastroenterologists in Tennessee