Ronald A. Lester, MD
NPI 1942229539ActiveIndividual· Internal Medicine· Grapevine, TX
Internal Medicine (MD) in Grapevine, Texas, trained at Meharry Medical College School of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $452,824 for 3,384 claims, against $35,265 paid for services in 2024. Abbott Laboratories was the largest of 12 companies reporting payments in 2025, $322.43 in all, mostly food and beverage.
Overview
| NPI | 1942229539 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 18, 2006 |
| Last updated in NPPES | Aug 29, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | L2986 | 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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 736 across 38 procedure codes |
| Paid by Medicare | $35,265 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,384 · 6,537 30-day fills |
|---|---|
| Patients | 173 |
| Total drug cost | $452,824 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Meharry Medical College School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Internal Medicine Associates of Plano PARichardson, TX · 25 clinicians
Industry payments (Open Payments)
- 2025$322.43 · 17 payments from 12 companies
- 2024$503.55 · 19 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $41.33 | 2 |
| Novo Nordisk Inc | $40.78 | 2 |
| Antares Pharma, Inc. | $37.85 | 2 |
| Medtronic, Inc. | $33.84 | 2 |
| Astrazeneca Pharmaceuticals LP | $30.98 | 2 |
What the 2025 payments were for
- Food and Beverage$322.43 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 53 internal medicine physicians in Grapevine · All internal medicine physicians in Texas