Wambui Machua, M.D.
NPI 1144541079ActiveIndividual· Internal Medicine, Rheumatology· Atlanta, GA
Internal Medicine, Rheumatology (M.D.) with Piedmont Providers LLC, practicing in Atlanta, Georgia. Their prescriptions cost Medicare Part D more than their services did: $716,810 for 812 claims, against $44,002 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 13 companies reporting payments in 2025, $12,165 in all, mostly consulting fees. Lists Piedmont Henry Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1144541079 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 15, 2010 |
| Last updated in NPPES | Nov 10, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 069892 | GA |
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 - Rheumatology (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 106 |
|---|---|
| Services billed | 1,540 across 18 procedure codes |
| Paid by Medicare | $44,002 |
Part D prescriptions in 2024
| Prescriptions (claims) | 812 · 1,643 30-day fills |
|---|---|
| Patients | 177 |
| Total drug cost | $716,810 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Rheumatology |
| Telehealth | Offers telehealth |
Medical group
- Piedmont Providers LLCAtlanta, GA · 530 clinicians
Hospital affiliations
- Piedmont Henry HospitalStockbridge, GA
- Piedmont Hospital, IncAtlanta, GA
Industry payments (Open Payments)
- 2025$12,165 · 87 payments from 13 companies
- 2024$7,389 · 88 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $5,005 | 15 |
| Astrazeneca Pharmaceuticals LP | $3,928 | 10 |
| Janssen Biotech, Inc. | $1,772 | 5 |
| Amgen Inc. | $363.26 | 19 |
| Abbvie Inc. | $341.11 | 17 |
What the 2025 payments were for
- Consulting Fee$7,000 · 3 payments
- Food and Beverage$3,040 · 79 payments
- Travel and Lodging$2,125 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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