Suzanne Eun-Kyun Chang, MD
NPI 1780603852ActiveIndividual· Internal Medicine· Murrieta, CA
Internal Medicine (MD) in Murrieta, California, trained at Northeastern Ohio University College of Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $340,381 for 4,771 claims, against $38,925 paid for services in 2024. Abbvie Inc. was the largest of 17 companies reporting payments in 2025, $919.98 in all, mostly food and beverage.
Overview
| NPI | 1780603852 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Oct 4, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A70933 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 144 |
|---|---|
| Services billed | 516 across 32 procedure codes |
| Paid by Medicare | $38,925 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,771 · 12,020 30-day fills |
|---|---|
| Patients | 480 |
| Total drug cost | $340,381 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Northeastern Ohio University College of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Healthcare Crossing CorporationHemet, CA · 17 clinicians
Hospital affiliation
- Loma Linda University Medical Center-MurrietaMurrieta, CA
Industry payments (Open Payments)
- 2025$919.98 · 44 payments from 17 companies
- 2024$864.50 · 40 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $144.79 | 7 |
| Glaxosmithkline, LLC. | $135.79 | 7 |
| Antares Pharma, Inc. | $92.04 | 4 |
| Lilly USA, LLC | $86.57 | 5 |
| Verity Pharmaceuticals Inc. | $51.51 | 2 |
What the 2025 payments were for
- Food and Beverage$919.98 · 44 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Murrieta
- 1073587887
- 1073932133
- 1083607295
- 1144330051
- 1265406797
- 1356366876
- 1356647788
- 1477518520
- 1699771022
- 1801998174
- 1831191287
- 1841380565
All 59 internal medicine physicians in Murrieta · All internal medicine physicians in California