Cathleen Yvonne Chidester, PA-C
NPI 1134109432ActiveIndividual· Physician Assistant, Medical· Houston, TX
Physician Assistant, Medical (PA-C) with Nikko Dermatology PLLC, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $29,085 for 518 claims, against $577.35 paid for services in 2024. Janssen Biotech, Inc. was the largest of 6 companies reporting payments in 2025, $351.10 in all, mostly food and beverage.
Overview
| NPI | 1134109432 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 20, 2006 |
| Last updated in NPPES | Jul 10, 2026 |
| Certified by provider | Jul 10, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA05324 | TX |
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 - Physician Assistant (MI); Practitioner - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 23 across 5 procedure codes |
| Paid by Medicare | $577.35 |
Part D prescriptions in 2024
| Prescriptions (claims) | 518 · 761 30-day fills |
|---|---|
| Patients | 187 |
| Total drug cost | $29,085 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Nikko Dermatology PLLCConroe, TX · 3 clinicians
Industry payments (Open Payments)
- 2025$351.10 · 13 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $181.89 | 8 |
| Novartis Pharmaceuticals Corporation | $109.11 | 1 |
| Galderma Laboratories, L.P. | $20.97 | 1 |
| Genzyme Corporation | $20.21 | 1 |
| Pfizer Inc. | $16.12 | 1 |
What the 2025 payments were for
- Food and Beverage$279.10 · 12 payments
- Education$72.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 272 physician assistants in Houston · All physician assistants in Texas