Sydney Carnahan, PA
NPI 1801543871ActiveIndividual· Physician Assistant· Saint Joseph, MO
Physician Assistant (PA) in Saint Joseph, Missouri, trained at University of Nebraska College of Medicine (class of 2021). 772 Medicare patients in 2024, $183,633 paid; nearly all of their 652 Part D prescriptions were generic (95%). Janssen Biotech, Inc. was the largest of 14 companies reporting payments in 2025, $1,225 in all, mostly food and beverage.
Overview
| NPI | 1801543871 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Mar 9, 2022 |
| Last updated in NPPES | Nov 9, 2023 |
| Certified by provider | Nov 9, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 (KS); Practitioner - Physician Assistant (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 772 |
|---|---|
| Services billed | 3,946 across 56 procedure codes |
| Paid by Medicare | $183,633 |
Part D prescriptions in 2024
| Prescriptions (claims) | 652 · 691 30-day fills |
|---|---|
| Patients | 316 |
| Total drug cost | $158,453 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Nebraska College of Medicine |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Physician Assistant |
Medical group
- Melody L Stone MD PASaint Joseph, MO · 4 clinicians
Industry payments (Open Payments)
- 2025$1,225 · 60 payments from 14 companies
- 2024$1,137 · 56 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $279.76 | 15 |
| Genzyme Corporation | $170.94 | 8 |
| Regeneron Healthcare Solutions, Inc. | $140.23 | 5 |
| Sun Pharmaceutical Industries Inc. | $127.46 | 6 |
| Ucb, Inc. | $123.42 | 6 |
What the 2025 payments were for
- Food and Beverage$1,225 · 60 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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