Nicolas Allen Knowles, PA-C
NPI 1134846561ActiveIndividual· Physician Assistant, Medical· Rancho Cucamonga, CA
Physician Assistant, Medical (PA-C) with Platinum Digestive Health and 1 other group, practicing in Rancho Cucamonga, California. Part D covered 2,785 prescriptions written in 2024, 82% of them generic. Novo Nordisk Inc was the largest of 3 companies reporting payments in 2025, $598.74 in all, mostly food and beverage. Lists San Antonio Regional Hospital as a hospital affiliation.
Overview
| NPI | 1134846561 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Oct 26, 2022 |
| Last updated in NPPES | Aug 3, 2026 |
| Certified by provider | Aug 3, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA61832 | CA |
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 (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 2,785 · 4,614 30-day fills |
|---|---|
| Patients | 291 |
| Total drug cost | $327,044 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Platinum Digestive HealthRancho Cucamonga, CA · 10 clinicians
- Norton Delgado Family MedicineRancho Cucamonga, CA · 4 clinicians
Hospital affiliation
- San Antonio Regional HospitalUpland, CA
Industry payments (Open Payments)
- 2025$598.74 · 10 payments from 3 companies
- 2024$78.72 · 8 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $294.55 | 5 |
| Exact Sciences Corporation | $157.26 | 3 |
| Abbvie Inc. | $146.93 | 2 |
What the 2025 payments were for
- Food and Beverage$598.74 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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