Carmella Anne Downing, PA
NPI 1861647844ActiveIndividual· Physician Assistant, Medical· Carson City, NV
Physician Assistant, Medical (PA) with Cth Physicians Clinic and 1 other group, practicing in Carson City, Nevada. Their prescriptions cost Medicare Part D more than their services did: $643,483 for 3,369 claims, against $75,903 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 5 companies reporting payments in 2025, $135.86 in all, mostly food and beverage. Lists Banner Churchill Community Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1861647844 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Nov 18, 2008 |
| Last updated in NPPES | Sep 18, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA1134 | NV |
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 (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 366 |
|---|---|
| Services billed | 1,761 across 26 procedure codes |
| Paid by Medicare | $75,903 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,369 · 8,447 30-day fills |
|---|---|
| Patients | 479 |
| Total drug cost | $643,483 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Cth Physicians ClinicReno, NV · 108 clinicians
- Carson Tahoe Physician ClinicsReno, NV · 101 clinicians
Hospital affiliations
- Banner Churchill Community HospitalFallon, NV
- Barton Memorial HospitalSouth Lake Tahoe, CA
- Carson Tahoe Regional Medical CenterCarson City, NV
- Carson Valley HealthGardnerville, NV
- Renown Regional Medical CenterReno, NV
Other facilities
- Battle Born Home Health LLCHome health agency · Carson City, NV
- Centerwell Home HealthHome health agency · Reno, NV
Industry payments (Open Payments)
- 2025$135.86 · 7 payments from 5 companies
- 2024$496.62 · 15 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $41.08 | 2 |
| Novartis Pharmaceuticals Corporation | $32.35 | 2 |
| Alnylam Pharmaceuticals Inc. | $24.41 | 1 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $20.14 | 1 |
| Pfizer Inc. | $17.88 | 1 |
What the 2025 payments were for
- Food and Beverage$135.86 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 physician assistants in Carson City · All physician assistants in Nevada