Karissa Bartholme Plummer, PA-C
NPI 1063834331ActiveIndividual· Physician Assistant· San Diego, CA
Physician Assistant (PA-C) with Scripps Health, practicing in San Diego, California. Their prescriptions cost Medicare Part D more than their services did: $184,762 for 1,488 claims, against $20,459 paid for services in 2024. Novo Nordisk Inc was the largest of 5 companies reporting payments in 2025, $163.74 in all, mostly food and beverage. Lists Scripps Memorial Hospital la Jolla and 1 other hospital as hospital affiliations.
Overview
| NPI | 1063834331 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 6, 2014 |
| Last updated in NPPES | Sep 5, 2023 |
| Certified by provider | Sep 5, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA51246 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 191 |
|---|---|
| Services billed | 352 across 24 procedure codes |
| Paid by Medicare | $20,459 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,488 · 3,116 30-day fills |
|---|---|
| Patients | 429 |
| Total drug cost | $184,762 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Scripps HealthLa Jolla, CA · 1,433 clinicians
Hospital affiliations
- Scripps Memorial Hospital la JollaLa Jolla, CA
- Scripps Mercy HospitalSan Diego, CA
Industry payments (Open Payments)
- 2025$163.74 · 9 payments from 5 companies
- 2024$215.26 · 9 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $73.35 | 4 |
| Abbvie Inc. | $40.30 | 2 |
| Gilead Sciences, Inc. | $22.00 | 1 |
| Amgen Inc. | $14.24 | 1 |
| Lilly USA, LLC | $13.85 | 1 |
What the 2025 payments were for
- Food and Beverage$163.74 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 757 physician assistants in San Diego · All physician assistants in California