Marco Antonio Chavez, MD
NPI 1033566435ActiveIndividual· Family Medicine· Longview, TX
Family Medicine (MD) with Associated Clinicians of East Texas, practicing in Longview, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,329,451 for 11,323 claims, against $272,760 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 18 companies reporting payments in 2025, $1,219 in all, mostly food and beverage. Lists Christus Good Shepherd Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1033566435 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 16, 2016 |
| Last updated in NPPES | Dec 27, 2022 |
| Certified by provider | Dec 27, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | S5860 | 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 - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 320 |
|---|---|
| Services billed | 14,242 across 168 procedure codes |
| Paid by Medicare | $272,760 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,323 · 27,343 30-day fills |
|---|---|
| Patients | 645 |
| Total drug cost | $1,329,451 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Associated Clinicians of East TexasLongview, TX · 108 clinicians
Hospital affiliations
- Christus Good Shepherd Medical CenterLongview, TX
- Longview Regional Medical CenterLongview, TX
Other facilities
- Accentcare Home Health of TexasHome health agency · Longview, TX
- Onesource Home Care IncHome health agency · Longview, TX
Industry payments (Open Payments)
- 2025$1,219 · 80 payments from 18 companies
- 2024$1,751 · 109 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $188.75 | 21 |
| Abbvie Inc. | $182.30 | 14 |
| Corcept Therapeutics | $154.84 | 5 |
| Pfizer Inc. | $134.79 | 11 |
| Novo Nordisk Inc | $104.53 | 6 |
What the 2025 payments were for
- Food and Beverage$1,219 · 80 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 57 family medicine physicians in Longview · All family medicine physicians in Texas