Scott A. Hahm, M.D.
NPI 1881965838ActiveIndividual· Internal Medicine, Gastroenterology· Burbank, CA
Internal Medicine, Gastroenterology (M.D.) in Burbank, California, trained at New York Medical College (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $222,846 for 822 claims, against $51,945 paid for services in 2024. Abbvie Inc. was the largest of 6 companies reporting payments in 2025, $470.05 in all, mostly food and beverage.
Overview
| NPI | 1881965838 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 23, 2012 |
| Last updated in NPPES | Aug 29, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A123102 | CA |
| Internal Medicine | 207R00000X | A123102 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 219 |
|---|---|
| Services billed | 531 across 38 procedure codes |
| Paid by Medicare | $51,945 |
Part D prescriptions in 2024
| Prescriptions (claims) | 822 · 1,491 30-day fills |
|---|---|
| Patients | 244 |
| Total drug cost | $222,846 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- The Regents of the University of CaliforniaSanta Monica, CA · 1,462 clinicians
Hospital affiliations
- Lac/Olive View-Ucla Medical CenterSylmar, CA
- Providence Saint Joseph Medical CtrBurbank, CA
- Ronald Reagan UCLA Medical CenterLos Angeles, CA
- UCLA West Valley Medical CenterWest Hills, CA
Industry payments (Open Payments)
- 2025$470.05 · 19 payments from 6 companies
- 2024$1,565 · 83 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $194.98 | 12 |
| Madrigal Pharmaceuticals | $142.83 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $63.91 | 3 |
| Celltrion USA Inc. | $25.53 | 1 |
| Janssen Biotech, Inc. | $21.89 | 1 |
What the 2025 payments were for
- Food and Beverage$470.05 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Burbank
- 1104269430
- 1245349851
- 1285723304
- 1518061563
- 1548365216
- 1578806089
- 1639674450
- 1659476323
- 1740385418
- 1922189216
- 1356431043
- 1558448795
All 19 gastroenterologists in Burbank · All gastroenterologists in California