Ralph Criss Armstrong Jr., M.D.
NPI 1417975731ActiveIndividual· Family Medicine· Grenada, MS
Family Medicine (M.D.) in Grenada, Mississippi, trained at University of Mississippi School of Medicine (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $1,028,794 for 11,269 claims, against $170,628 paid for services in 2024. Lilly USA, LLC was the largest of 2 companies reporting payments in 2024, $53.63 in all, mostly food and beverage.
Overview
| NPI | 1417975731 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 17, 2006 |
| Last updated in NPPES | Jun 28, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 12471 | MS |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 351 |
|---|---|
| Services billed | 4,284 across 44 procedure codes |
| Paid by Medicare | $170,628 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,269 · 23,876 30-day fills |
|---|---|
| Patients | 467 |
| Total drug cost | $1,028,794 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Family Practice |
Medical group
- State of Mississippi - University of Mississippi Medical CenterJackson, MS · 965 clinicians
Hospital affiliations
- Baptist Memorial Hospital North MsOxford, MS
- Tyler Holmes Memorial Hospital CahWinona, MS
- University of Mississippi Medical Center- GrenadaGrenada, MS
Other facilities
- Accentcare Home Health of GreenwoodHome health agency · Greenwood, MS
- Adoration Home Health Care MississippiHome health agency · Cleveland, MS
- Mississippi Homecare of EuporaHome health agency · Eupora, MS
- Vitalcaring GroupHome health agency · Cleveland, MS
Industry payments (Open Payments)
- 2024$53.63 · 3 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $37.34 | 2 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $16.29 | 1 |
What the 2024 payments were for
- Food and Beverage$53.63 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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