Derek Ballas, D.O.
NPI 1164789780ActiveIndividual· Obstetrics & Gynecology· Annapolis, MD
Obstetrics & Gynecology (D.O.) in Annapolis, Maryland, trained at West Virginia School of Osteopathic Medicine (class of 2012). Mostly services rather than prescriptions: Medicare paid $6,555 for 36 patients in 2024, with only 42 Part D claims. Ethicon US, LLC was the largest of 5 companies reporting payments in 2025, $191.65 in all, mostly food and beverage.
Overview
| NPI | 1164789780 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Apr 19, 2012 |
| Last updated in NPPES | Dec 31, 2024 |
| Certified by provider | Dec 31, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | H91155 | MD |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | OH |
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 - Obstetrics/Gynecology (DC); Practitioner - Obstetrics/Gynecology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 36 |
|---|---|
| Services billed | 52 across 13 procedure codes |
| Paid by Medicare | $6,555 |
Part D prescriptions in 2024
| Prescriptions (claims) | 42 · 93 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $3,956 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | West Virginia School of Osteopathic Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Luminis Health Medical Group, LLCAnnapolis, MD · 539 clinicians
Hospital affiliation
- Luminis Health Anne Arundel Medical Center, IncAnnapolis, MD
Industry payments (Open Payments)
- 2025$191.65 · 7 payments from 5 companies
- 2024$44.96 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ethicon US, LLC | $112.72 | 3 |
| Sage Therapeutics, LLC | $28.88 | 1 |
| Bayer Healthcare Pharmaceuticals Inc. | $17.98 | 1 |
| Coopersurgical, Inc. | $16.34 | 1 |
| Minerva Surgical, Inc | $15.73 | 1 |
What the 2025 payments were for
- Food and Beverage$191.65 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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