Louis George Monnig III, MD
NPI 1336609262ActiveIndividual· Obstetrics & Gynecology· Gretna, LA
Obstetrics & Gynecology (MD) in Gretna, Louisiana, trained at Louisiana State University School of Medicine in New Orleans (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $13,268 for 157 claims, against $1,102 paid for services in 2024. Gilead Sciences, Inc. was the largest of 3 companies reporting payments in 2025, $2,262 in all, mostly consulting fees.
Overview
| NPI | 1336609262 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 25, 2019 |
| Last updated in NPPES | Aug 15, 2023 |
| Certified by provider | Aug 15, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 338341 | LA |
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 - Obstetrics/Gynecology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 15 |
|---|---|
| Services billed | 27 across 10 procedure codes |
| Paid by Medicare | $1,102 |
Part D prescriptions in 2024
| Prescriptions (claims) | 157 · 229 30-day fills |
|---|---|
| Patients | 55 |
| Total drug cost | $13,268 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Ochsner Clinic LLCNew Orleans, LA · 2,864 clinicians
Hospital affiliation
- Ochsner Medical Center AcuteNew Orleans, LA
Industry payments (Open Payments)
- 2025$2,262 · 3 payments from 3 companies
- 2024$233.49 · 6 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $2,230 | 1 |
| Astellas Pharma US Inc | $18.64 | 1 |
| Meditrina | $12.87 | 1 |
What the 2025 payments were for
- Consulting Fee$2,230 · 1 payment
- Food and Beverage$31.51 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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