Charles H. Machell, M.D.
NPI 1245230507ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· San Antonio, TX
Internal Medicine, Clinical Cardiac Electrophysiology (M.D.) in San Antonio, Texas, trained at University of Texas Medical Branch at Galveston (class of 1980). In 2024 Medicare paid $85,778 for 344 patients, and Part D covered 377 of their prescriptions, 78% of them generic. Medtronic, Inc. was the largest of 3 companies reporting payments in 2025, $273.76 in all, mostly food and beverage.
Overview
| NPI | 1245230507 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 28, 2005 |
| Last updated in NPPES | Jul 16, 2025 |
| Certified by provider | Jul 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | F6894 | TX |
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 - Cardiac Electrophysiology (NM); Practitioner - Cardiac Electrophysiology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 344 |
|---|---|
| Services billed | 1,275 across 58 procedure codes |
| Paid by Medicare | $85,778 |
Part D prescriptions in 2024
| Prescriptions (claims) | 377 · 793 30-day fills |
|---|---|
| Patients | 135 |
| Total drug cost | $81,059 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Cardiac Electrophysiology |
Medical group
- Christus Trinity Clinic TexasTyler, TX · 1,540 clinicians
Hospital affiliations
- Baylor Scott & White Texas Spine & Joint HospitalTyler, TX
- Christus Good Shepherd Medical CenterLongview, TX
- Christus Mother Frances HospitalTyler, TX
- Longview Regional Medical CenterLongview, TX
Industry payments (Open Payments)
- 2025$273.76 · 7 payments from 3 companies
- 2024$316.11 · 11 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $189.17 | 4 |
| Biotronik Inc. | $47.04 | 1 |
| Boston Scientific Corporation | $37.55 | 2 |
What the 2025 payments were for
- Food and Beverage$273.76 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 Internal Medicine, Clinical Cardiac Electrophysiology providers in San Antonio · All Internal Medicine, Clinical Cardiac Electrophysiology providers in Texas