Robert Neal Aguillard, MD
NPI 1659362960ActiveIndividual· Internal Medicine, Critical Care Medicine· Memphis, TN
Internal Medicine, Critical Care Medicine (MD) with Mid-South Pulmonary Specialists PC, practicing in Memphis, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $565,336 for 1,376 claims, against $130,486 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 20 companies reporting payments in 2025, $2,203 in all, mostly food and beverage. Lists Methodist Hospitals of Memphis as a hospital affiliation.
Overview
| NPI | 1659362960 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 4, 2005 |
| Last updated in NPPES | Feb 17, 2020 |
| Certified by provider | Feb 17, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | 15930 | TN |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 15930 | TN |
| Internal Medicine, Sleep Medicine | 207RS0012X | 15930 | TN |
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 - Pulmonary Disease (MS); Practitioner - Critical Care (Intensivists) (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 624 |
|---|---|
| Services billed | 2,556 across 36 procedure codes |
| Paid by Medicare | $130,486 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,376 · 1,752 30-day fills |
|---|---|
| Patients | 304 |
| Total drug cost | $565,336 |
| Generic share | 60% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Critical Care (Intensivists) |
Medical group
- Mid-South Pulmonary Specialists PCMemphis, TN · 47 clinicians
Hospital affiliation
- Methodist Hospitals of MemphisMemphis, TN
Industry payments (Open Payments)
- 2025$2,203 · 126 payments from 20 companies
- 2024$2,042 · 113 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $419.66 | 31 |
| Harmony Biosciences LLC | $299.99 | 11 |
| Glaxosmithkline, LLC. | $214.70 | 17 |
| United Therapeutics Corporation | $197.67 | 9 |
| Verona Pharma, Inc. | $137.17 | 8 |
What the 2025 payments were for
- Food and Beverage$2,203 · 126 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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