Margaret A. Richardson-Nixon, MD
NPI 1225033921ActiveIndividual· Internal Medicine· Tifton, GA
Internal Medicine (MD) in Tifton, Georgia, trained at University of Alabama School of Medicine (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $1,096,169 for 6,585 claims, against $19,582 paid for services in 2024. Astellas Pharma US Inc was the largest of 2 companies reporting payments in 2025, $110.90 in all, mostly food and beverage.
Overview
| NPI | 1225033921 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 17, 2005 |
| Last updated in NPPES | Mar 8, 2021 |
| Certified by provider | Mar 8, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 55015 | 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 - Internal Medicine (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 100 |
|---|---|
| Services billed | 309 across 15 procedure codes |
| Paid by Medicare | $19,582 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,585 · 13,173 30-day fills |
|---|---|
| Patients | 650 |
| Total drug cost | $1,096,169 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Tift Regional Health System IncTifton, GA · 296 clinicians
Hospital affiliations
- Southwell Medical, A Campus of TrmcAdel, GA
- Tift Regional Medical CenterTifton, GA
Other facilities
- Amedisys Home HealthHome health agency · Tifton, GA
- Pruitthealth @ Home - ValdostaHome health agency · Valdosta, GA
Industry payments (Open Payments)
- 2025$110.90 · 6 payments from 2 companies
- 2024$182.35 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $83.33 | 4 |
| Amgen Inc. | $27.57 | 2 |
What the 2025 payments were for
- Food and Beverage$110.90 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Tifton
- 1063090462
- 1114189230
- 1164714416
- 1194754697
- 1205368222
- 1306878251
- 1336143619
- 1376049072
- 1497383293
- 1619972304
- 1730767989
- 1760483523
All 35 internal medicine physicians in Tifton · All internal medicine physicians in Georgia