Christopher Armstrong, M.D.
NPI 1124465299ActiveIndividual· Internal Medicine· Deland, FL
Internal Medicine (M.D.) in Deland, Florida, trained at Loma Linda University School of Medicine (class of 2013). In 2024 Medicare paid $41,041 for 228 patients, and Part D covered 569 of their prescriptions, 84% of them generic. United Therapeutics Corporation reported $243.70 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1124465299 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 30, 2013 |
| Last updated in NPPES | Aug 27, 2026 |
| Certified by provider | Aug 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | ME130354 | FL |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Internal Medicine (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 228 |
|---|---|
| Services billed | 591 across 6 procedure codes |
| Paid by Medicare | $41,041 |
Part D prescriptions in 2024
| Prescriptions (claims) | 569 · 601 30-day fills |
|---|---|
| Patients | 246 |
| Total drug cost | $29,337 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Internal Medicine |
Medical groups
- Florida Hospital Healthcare Partners, IncPalm Coast, FL · 642 clinicians
- Mid Florida Hospital Specialists PAWinter Garden, FL · 51 clinicians
Hospital affiliations
- Adventhealth DelandDeland, FL
- Adventhealth OrlandoOrlando, FL
Industry payments (Open Payments)
- 2025$243.70 · 2 payments from 1 company
- 2024$241.44 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| United Therapeutics Corporation | $243.70 | 2 |
What the 2025 payments were for
- Food and Beverage$243.70 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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