Daren O. Harper, PA-C
NPI 1922296342ActiveIndividual· Physician Assistant· Waldorf, MD
Physician Assistant (PA-C) with Medstar Medical Group - Southern Maryland LLC, practicing in Waldorf, Maryland. Their prescriptions cost Medicare Part D more than their services did: $152,420 for 2,524 claims, against $48,187 paid for services in 2024. Tactile Systems Technology Inc was the largest of 7 companies reporting payments in 2025, $152.51 in all, mostly food and beverage.
Overview
| NPI | 1922296342 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Oct 10, 2007 |
| Last updated in NPPES | Aug 18, 2026 |
| Certified by provider | Aug 18, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | C03705 | 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 | 317 |
|---|---|
| Services billed | 1,623 across 45 procedure codes |
| Paid by Medicare | $48,187 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,524 · 5,576 30-day fills |
|---|---|
| Patients | 288 |
| Total drug cost | $152,420 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Medstar Medical Group - Southern Maryland LLCHollywood, MD · 245 clinicians
Other facilities
- Medstar Health Home CareHome health agency · Hyattsville, MD
Industry payments (Open Payments)
- 2025$152.51 · 7 payments from 7 companies
- 2024$128.45 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tactile Systems Technology Inc | $30.55 | 1 |
| Lilly USA, LLC | $22.82 | 1 |
| Astrazeneca Pharmaceuticals LP | $22.16 | 1 |
| Abbvie Inc. | $21.42 | 1 |
| Globus Medical, Inc. | $21.28 | 1 |
What the 2025 payments were for
- Food and Beverage$152.51 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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