Albert Jun Pahk, MD
NPI 1174758429ActiveIndividual· Internal Medicine, Gastroenterology· Flushing, NY
Internal Medicine, Gastroenterology (MD) in Flushing, New York, trained at State University of New York at Stony Brook, School of Medicine (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $181,424 for 1,433 claims, against $8,580 paid for services in 2024. Madrigal Pharmaceuticals reported $113.91 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1174758429 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 15, 2009 |
| Last updated in NPPES | Feb 2, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 238408-1 | NY |
| Specialist | 174400000X | MD037983 | DC |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 18 |
|---|---|
| Services billed | 84 across 18 procedure codes |
| Paid by Medicare | $8,580 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,433 · 2,902 30-day fills |
|---|---|
| Patients | 103 |
| Total drug cost | $181,424 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | State University of New York at Stony Brook, School of Medicine |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Industry payments (Open Payments)
- 2025$113.91 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $113.91 | 1 |
What the 2025 payments were for
- Food and Beverage$113.91 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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