Andres J. Guillermo, M.D.
NPI 1639379837ActiveIndividual· Family Medicine· Lake Charles, LA
Family Medicine (M.D.) with Physical Therapy Services of West Louisiana Inc and 1 other group, practicing in Lake Charles, Louisiana. Their prescriptions cost Medicare Part D more than their services did: $1,045,992 for 8,862 claims, against $391,562 paid for services in 2024. Abbvie Inc. was the largest of 27 companies reporting payments in 2025, $3,082 in all, mostly food and beverage. Lists Beauregard Memorial Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1639379837 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 25, 2007 |
| Last updated in NPPES | Aug 17, 2022 |
| Certified by provider | Aug 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MD.203910 | LA |
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 - Family Practice (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 335 |
|---|---|
| Services billed | 10,833 across 124 procedure codes |
| Paid by Medicare | $391,562 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,862 · 17,159 30-day fills |
|---|---|
| Patients | 445 |
| Total drug cost | $1,045,992 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- Physical Therapy Services of West Louisiana IncLeesville, LA · 103 clinicians
- Imperial Health LLPLake Charles, LA · 78 clinicians
Hospital affiliations
- Beauregard Memorial HospitalDeridder, LA
- Christus Ochsner Lake Area HospitalLake Charles, LA
- Christus Ochsner St Patrick HospitalLake Charles, LA
- Lake Charles Memorial HospitalLake Charles, LA
- West Calcasieu Cameron HospitalSulphur, LA
Other facilities
- Centerwell Home HealthHome health agency · Jennings, LA
- Christus Homecare St PatrickHome health agency · Lake Charles, LA
- Elara CaringHome health agency · Leesville, LA
- Elara CaringHome health agency · Jennings, LA
Industry payments (Open Payments)
- 2025$3,082 · 186 payments from 27 companies
- 2024$2,551 · 194 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $619.11 | 41 |
| Vanda Pharmaceuticals Inc. | $389.70 | 23 |
| Avanos Medical | $268.12 | 2 |
| Lilly USA, LLC | $255.80 | 15 |
| Astrazeneca Pharmaceuticals LP | $225.48 | 18 |
What the 2025 payments were for
- Food and Beverage$3,068 · 184 payments
- Education$13.07 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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