Allan S. Matriano Lim, MD
NPI 1649268590ActiveIndividual· Internal Medicine· Shreveport, LA
Internal Medicine (MD) in Shreveport, Louisiana, trained at Louisiana State University School of Medicine in Shreveport (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $477,469 for 6,139 claims, against $308,073 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $1,078 in all, mostly food and beverage.
Overview
| NPI | 1649268590 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 13, 2005 |
| Last updated in NPPES | Mar 30, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 021617 | 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 - Internal Medicine (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 432 |
|---|---|
| Services billed | 4,472 across 21 procedure codes |
| Paid by Medicare | $308,073 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,139 · 7,903 30-day fills |
|---|---|
| Patients | 353 |
| Total drug cost | $477,469 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in Shreveport |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pediatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- Lsu Health Sciences Center Shreveport Faculty Group PracticeShreveport, LA · 571 clinicians
Hospital affiliations
- Christus Shreveport-Bossier Health SystemShreveport, LA
- Ochsner Lsu Health MonroeMonroe, LA
- Ochsner Lsu Health ShreveportShreveport, LA
- Ochsner Lsu Health Shreveport-St Mary Medical CentShreveport, LA
- Willis Knighton Medical CenterShreveport, LA
Other facilities
- Elara CaringHome health agency · Mansfield, LA
- Stat Home Health of Northwest Louisiana, LLCHome health agency · Sibley, LA
- Shreveport Rehabilitation Hospital LLCInpatient rehabilitation facility · Shreveport, LA
- Pam Health Specialty Hospital of ShreveportLong-term care hospital · Shreveport, LA
- Claiborne Healthcare CenterNursing home · Shreveport, LA
- Heritage Manor SouthNursing home · Shreveport, LA
- The Bradford Skilled Nursing and RehabilitationNursing home · Shreveport, LA
- The Guest House Skilled Nursing and RehabilitationNursing home · Shreveport, LA
Industry payments (Open Payments)
- 2025$1,078 · 15 payments from 8 companies
- 2024$1,588 · 21 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $411.17 | 7 |
| Melinta Therapeutics, LLC | $244.24 | 2 |
| Paratek Pharmaceuticals, Inc. | $125.00 | 1 |
| Amgen Inc. | $125.00 | 1 |
| Shionogi Inc | $119.24 | 1 |
What the 2025 payments were for
- Food and Beverage$1,078 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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