Juan L. Armstrong, M.D.
NPI 1073550844ActiveIndividual· Hospitalist· Roswell, GA
Hospitalist (M.D.) with Wellstar Medical Group LLC, practicing in Roswell, Georgia. Their prescriptions cost Medicare Part D more than their services did: $325,176 for 3,081 claims, against $153,546 paid for services in 2024. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $198.00 in all, mostly food and beverage. Lists Wellstar Cobb Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1073550844 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 1, 2006 |
| Last updated in NPPES | Oct 22, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 047288 | GA |
| Internal Medicine | 207R00000X | 047288 | 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 - Hospitalist (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 648 |
|---|---|
| Services billed | 1,734 across 8 procedure codes |
| Paid by Medicare | $153,546 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,081 · 3,136 30-day fills |
|---|---|
| Patients | 363 |
| Total drug cost | $325,176 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical group
- Wellstar Medical Group LLCMarietta, GA · 3,093 clinicians
Hospital affiliations
- Wellstar Cobb Medical CenterAustell, GA
- Wellstar Kennestone Regional Medical CenterMarietta, GA
- Wellstar North Fulton Medical CenterRoswell, GA
- Wellstar Paulding Medical CenterHiram, GA
Other facilities
- GentivaHospice · Alpharetta, GA
- Roselane Health Center By HarborviewNursing home · Marietta, GA
Industry payments (Open Payments)
- 2025$198.00 · 10 payments from 5 companies
- 2024$214.99 · 10 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $79.81 | 4 |
| Regeneron Healthcare Solutions, Inc. | $66.07 | 3 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $19.50 | 1 |
| Stryker Corporation | $18.71 | 1 |
| Shionogi Inc | $13.91 | 1 |
What the 2025 payments were for
- Food and Beverage$198.00 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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