Diana Chou, PA-C
NPI 1164820940ActiveIndividual· Physician Assistant· Katy, TX
Physician Assistant (PA-C) with Robare Dermatology PLLC, practicing in Katy, Texas. 192 Medicare patients in 2024, $41,162 paid; nearly all of their 274 Part D prescriptions were generic (97%). Janssen Biotech, Inc. was the largest of 20 companies reporting payments in 2025, $4,006 in all, mostly food and beverage.
Overview
| NPI | 1164820940 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Dec 10, 2014 |
| Last updated in NPPES | Apr 12, 2022 |
| Certified by provider | Jan 7, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA09490 | TX |
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 - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 192 |
|---|---|
| Services billed | 794 across 33 procedure codes |
| Paid by Medicare | $41,162 |
Part D prescriptions in 2024
| Prescriptions (claims) | 274 · 314 30-day fills |
|---|---|
| Patients | 109 |
| Total drug cost | $19,682 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Robare Dermatology PLLCCypress, TX · 3 clinicians
Industry payments (Open Payments)
- 2025$4,006 · 201 payments from 20 companies
- 2024$3,724 · 173 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $483.08 | 25 |
| Abbvie Inc. | $470.18 | 23 |
| Novartis Pharmaceuticals Corporation | $416.18 | 22 |
| Genzyme Corporation | $399.76 | 9 |
| Sun Pharmaceutical Industries Inc. | $283.72 | 9 |
What the 2025 payments were for
- Food and Beverage$3,717 · 198 payments
- Education$288.98 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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