Leo Simpson, MD
NPI 1922019967ActiveIndividual· Internal Medicine, Advanced Heart Failure and Transplant Cardiology· Houston, TX
Internal Medicine, Advanced Heart Failure and Transplant Cardiology (MD) with Valley View Hospital Association, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $556,116 for 3,959 claims, against $140,489 paid for services in 2024. Medtronic, Inc. was the largest of 6 companies reporting payments in 2025, $154.66 in all, mostly food and beverage. Lists Aspen Valley Hospital District and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1922019967 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 11, 2006 |
| Last updated in NPPES | Nov 20, 2025 |
| Certified by provider | Nov 20, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Advanced Heart Failure and Transplant Cardiology Primary | 207RA0001X | M2810 | TX |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | M2810 | TX |
| Internal Medicine, Interventional Cardiology | 207RI0011X | M2810 | TX |
| Internal Medicine | 207R00000X | M2810 | TX |
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 - Advanced Heart Failure and Transplant Cardiology (CO); Practitioner - Advanced Heart Failure and Transplant Cardiology (TX); Practitioner - Internal Medicine (WY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 272 |
|---|---|
| Services billed | 1,297 across 39 procedure codes |
| Paid by Medicare | $140,489 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,959 · 9,994 30-day fills |
|---|---|
| Patients | 384 |
| Total drug cost | $556,116 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Advanced Heart Failure And Transplant Cardiology |
Medical group
- Valley View Hospital AssociationCarbondale, CO · 202 clinicians
Hospital affiliations
- Aspen Valley Hospital DistrictAspen, CO
- Baylor St Lukes Medical CenterHouston, TX
- Eastern Rio Blanco County Health Service DistrictMeeker, CO
- Grand River Hospital DistrictRifle, CO
- Valley View Hospital AssociationGlenwood Springs, CO
Industry payments (Open Payments)
- 2025$154.66 · 6 payments from 6 companies
- 2024$1,043 · 104 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $40.13 | 1 |
| Analog Devices Inc. | $32.66 | 1 |
| Novartis Pharmaceuticals Corporation | $25.16 | 1 |
| Merck Sharp & Dohme LLC | $24.84 | 1 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $17.11 | 1 |
What the 2025 payments were for
- Food and Beverage$154.66 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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