Greta Maame Nyarkoa Brown, M.D
NPI 1770788820ActiveIndividual· Internal Medicine· Sun City West, AZ
Internal Medicine (M.D) with Banner Primary Care Physicians Arizona LLC, practicing in Sun City West, Arizona. Their prescriptions cost Medicare Part D more than their services did: $672,928 for 10,705 claims, against $145,027 paid for services in 2024. Lists Banner del E. Webb Medical Center as a hospital affiliation.
Overview
| NPI | 1770788820 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jun 19, 2007 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 36978 | AZ |
| Internal Medicine, Infectious Disease | 207RI0200X | 36978 | AZ |
| Internal Medicine, Infectious Disease | 207RI0200X | MD.201083 | LA |
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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 603 |
|---|---|
| Services billed | 1,794 across 40 procedure codes |
| Paid by Medicare | $145,027 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,705 · 28,632 30-day fills |
|---|---|
| Patients | 1,060 |
| Total drug cost | $672,928 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Infectious Disease |
Medical group
- Banner Primary Care Physicians Arizona LLCBuckeye, AZ · 239 clinicians
Hospital affiliation
- Banner del E. Webb Medical CenterSun City West, AZ
Other facilities
- Angels Care Home Health of BeechHome health agency · Sun City West, AZ
- Banner Home Care-ArizonaHome health agency · Mesa, AZ
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 37 internal medicine physicians in Sun City West · All internal medicine physicians in Arizona