Gustavo A. Grieco, M.D.
NPI 1073539755ActiveIndividual· Internal Medicine, Cardiovascular Disease· Shenandoah, TX
Internal Medicine, Cardiovascular Disease (M.D.) with Memorial Hermann Medical Group, practicing in Shenandoah, Texas. Their prescriptions cost Medicare Part D more than their services did: $671,756 for 4,074 claims, against $190,113 paid for services in 2024. Abbott Laboratories was the largest of 15 companies reporting payments in 2025, $1,745 in all, mostly food and beverage. Lists Memorial Hermann Hospital System and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1073539755 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 14, 2006 |
| Last updated in NPPES | Sep 23, 2026 |
| Certified by provider | Sep 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | J2039 | TX |
| Internal Medicine, Interventional Cardiology | 207RI0011X | J2039 | 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 - Cardiovascular Disease (Cardiology) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 883 |
|---|---|
| Services billed | 3,230 across 62 procedure codes |
| Paid by Medicare | $190,113 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,074 · 10,516 30-day fills |
|---|---|
| Patients | 607 |
| Total drug cost | $671,756 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Memorial Hermann Medical GroupSugar Land, TX · 762 clinicians
Hospital affiliations
- Memorial Hermann Hospital SystemHouston, TX
- Memorial Hermann Northeast HospitalHumble, TX
- Tyler County HospitalWoodville, TX
Industry payments (Open Payments)
- 2025$1,745 · 59 payments from 15 companies
- 2024$1,612 · 68 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $479.09 | 14 |
| Novartis Pharmaceuticals Corporation | $259.40 | 15 |
| Boston Scientific Corporation | $246.48 | 8 |
| Biotronik Inc. | $163.25 | 4 |
| Abiomed | $145.22 | 1 |
What the 2025 payments were for
- Food and Beverage$1,745 · 59 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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