Catherine Kyonga Chang, MD
NPI 1750410262ActiveIndividual· Surgery, Vascular Surgery· San Diego, CA
Surgery, Vascular Surgery (MD) in San Diego, California, trained at University of California, Geffen School of Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $27,609 for 157 claims, against $2,087 paid for services in 2024. W. L. Gore & Associates, Inc. reported $22.32 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1750410262 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 2, 2007 |
| Last updated in NPPES | Dec 2, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | A79317 | CA |
| Surgery | 208600000X | A79317 | CA |
| Surgery, Vascular Surgery | 2086S0129X | ME107331 | FL |
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 - Vascular Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 33 |
|---|---|
| Services billed | 40 across 16 procedure codes |
| Paid by Medicare | $2,087 |
Part D prescriptions in 2024
| Prescriptions (claims) | 157 · 415 30-day fills |
|---|---|
| Patients | 71 |
| Total drug cost | $27,609 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Vascular Surgery |
| Telehealth | Offers telehealth |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliations
- Kaiser Foundation Hospital - San DiegoSan Diego, CA
- Kaiser Foundation Hospital - San MarcosSan Marcos, CA
Industry payments (Open Payments)
- 2025$22.32 · 1 payment from 1 company
- 2024$301.94 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| W. L. Gore & Associates, Inc. | $22.32 | 1 |
What the 2025 payments were for
- Food and Beverage$22.32 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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