Karina Roldan
NPI 1619222742ActiveIndividual· Physician Assistant, Medical· Carmichael, CA
Physician Assistant, Medical with Arnold Greenberg MD Inc, practicing in Carmichael, California. Their prescriptions cost Medicare Part D more than their services did: $2,098,689 for 13,548 claims, against $4,064 paid for services in 2024. Abbvie Inc. was the largest of 24 companies reporting payments in 2025, $2,389 in all, mostly food and beverage.
Overview
| NPI | 1619222742 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jul 15, 2012 |
| Last updated in NPPES | Jul 15, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA22403 | 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 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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 92 |
|---|---|
| Services billed | 154 across 14 procedure codes |
| Paid by Medicare | $4,064 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,548 · 25,443 30-day fills |
|---|---|
| Patients | 553 |
| Total drug cost | $2,098,689 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Arnold Greenberg MD IncCarmichael, CA · 6 clinicians
Other facilities
- Alars Home Health, LLCHome health agency · Sacramento, CA
- Your Choice Home Health, IncHome health agency · Rancho Cordova, CA
Industry payments (Open Payments)
- 2025$2,389 · 102 payments from 24 companies
- 2024$2,692 · 140 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $508.61 | 35 |
| Aimmune Therapeutics, Inc. | $427.61 | 11 |
| Novo Nordisk Inc | $274.64 | 8 |
| Neurocrine Biosciences, Inc. | $240.46 | 7 |
| Glaxosmithkline, LLC. | $181.28 | 9 |
What the 2025 payments were for
- Food and Beverage$2,389 · 102 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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