Joshua Andrew Chang, M.D.
NPI 1205399680ActiveIndividual· Dermatology· Allentown, PA
Dermatology (M.D.) with Southern California Permanente Medical Group, practicing in Allentown, Pennsylvania. 229 Medicare patients in 2024, $45,232 paid; nearly all of their 376 Part D prescriptions were generic (92%). Janssen Biotech, Inc. was the largest of 12 companies reporting payments in 2025, $870.83 in all, mostly food and beverage.
Overview
| NPI | 1205399680 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 11, 2019 |
| Last updated in NPPES | Aug 31, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | MD479729 | PA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Dermatology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 229 |
|---|---|
| Services billed | 911 across 28 procedure codes |
| Paid by Medicare | $45,232 |
Part D prescriptions in 2024
| Prescriptions (claims) | 376 · 453 30-day fills |
|---|---|
| Patients | 134 |
| Total drug cost | $33,214 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Dermatology |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2025$870.83 · 26 payments from 12 companies
- 2024$551.81 · 27 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $202.27 | 6 |
| Sun Pharmaceutical Industries Inc. | $160.10 | 4 |
| Edwards Lifesciences Corporation | $142.46 | 1 |
| Galderma Laboratories, L.P. | $114.87 | 2 |
| Regeneron Healthcare Solutions, Inc. | $51.11 | 2 |
What the 2025 payments were for
- Food and Beverage$771.83 · 25 payments
- Education$99.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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