Barbara Asieduwaa Mensah Onumah, MD
NPI 1548456379ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Annapolis, MD
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) with Privia Medical Group, LLC, practicing in Annapolis, Maryland. Their prescriptions cost Medicare Part D more than their services did: $828,403 for 1,372 claims, against $67,524 paid for services in 2024. Novo Nordisk Inc was the largest of 18 companies reporting payments in 2025, $4,284 in all, mostly consulting fees. Lists Luminis Health Anne Arundel Medical Center, Inc as a hospital affiliation.
Overview
| NPI | 1548456379 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 14, 2007 |
| Last updated in NPPES | May 9, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | D0063246 | MD |
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 - Endocrinology (DC); Practitioner - Endocrinology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 288 |
|---|---|
| Services billed | 969 across 12 procedure codes |
| Paid by Medicare | $67,524 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,372 · 3,167 30-day fills |
|---|---|
| Patients | 216 |
| Total drug cost | $828,403 |
| Generic share | 35% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Privia Medical Group, LLCFairfax, VA · 1,533 clinicians
Hospital affiliation
- Luminis Health Anne Arundel Medical Center, IncAnnapolis, MD
Industry payments (Open Payments)
- 2025$4,284 · 69 payments from 18 companies
- 2024$1,144 · 49 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $2,973 | 9 |
| Lilly USA, LLC | $309.49 | 15 |
| Corcept Therapeutics | $151.79 | 7 |
| Insulet Corporation | $97.50 | 3 |
| Amgen Inc. | $85.97 | 4 |
What the 2025 payments were for
- Consulting Fee$2,790 · 2 payments
- Food and Beverage$1,494 · 67 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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