Catherine Day Lewis, P.A.
NPI 1720124423ActiveIndividual· Physician Assistant· Woodland, CA
Physician Assistant (P.A.) in Woodland, California, licensed in CA, with an NPI issued in January 2007. Their prescriptions cost Medicare Part D more than their services did: $52,032 for 654 claims, against $9,334 paid for services in 2024.
Overview
| NPI | 1720124423 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. |
| Sole proprietor | No |
| NPI issued | Jan 29, 2007 |
| Last updated in NPPES | Feb 11, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 11994 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 108 |
|---|---|
| Services billed | 200 across 21 procedure codes |
| Paid by Medicare | $9,334 |
Part D prescriptions in 2024
| Prescriptions (claims) | 654 · 1,382 30-day fills |
|---|---|
| Patients | 194 |
| Total drug cost | $52,032 |
| Generic share | 87% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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