Karen Diaz, PA-C
NPI 1639602147ActiveIndividual· Physician Assistant· Pasadena, MD
Physician Assistant (PA-C) with Medstar Urgent Care LLC, practicing in Pasadena, Maryland. In 2024 Medicare paid $45,506 for 283 patients, and Part D covered 265 of their prescriptions, 89% of them generic. Medline Industries LP reported $31.26 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1639602147 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Apr 11, 2017 |
| Last updated in NPPES | Apr 11, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | C0006431 | MD |
| Physician Assistant, Medical | 363AM0700X | C0006431 | MD |
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 (DC); Practitioner - Physician Assistant (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 283 |
|---|---|
| Services billed | 793 across 64 procedure codes |
| Paid by Medicare | $45,506 |
Part D prescriptions in 2024
| Prescriptions (claims) | 265 · 274 30-day fills |
|---|---|
| Patients | 173 |
| Total drug cost | $5,314 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Medstar Urgent Care LLCWheaton, MD · 300 clinicians
Industry payments (Open Payments)
- 2025$31.26 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medline Industries LP | $31.26 | 1 |
What the 2025 payments were for
- Food and Beverage$31.26 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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