Doctor profile · Federal record

Dr. Louis Monnig, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Gretna, LA

  • NPI 1336609262
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
120 Ochsner Blvd
Gretna, LA 700565255
(502) 561-1622

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
August 15, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Louisiana #338341

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336609262. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$233
Transactions
6
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 1 $120.93
Dilon Technologies, INC. 1 $29.08
Exact Sciences Corporation 1 $26.67
Pfizer INC. 1 $23.48
Inari Medical, INC. 1 $20.15
CooperSurgical, INC. 1 $13.18

By nature of payment

Food and Beverage
$233

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
11
Total drug cost
$82
Drug Type Claims Patients Total cost
Ibuprofen Generic 11 11 $82

Frequently asked questions

Auto-generated from federal data
What is Dr. Louis Monnig's medical specialty?
Dr. Louis Monnig practices Obstetrics & Gynecology Physician in Gretna, LA.
Where does Dr. Louis Monnig practice?
Dr. Louis Monnig practices at 120 Ochsner Blvd, Gretna, LA 700565255. Office phone: 5025611622.
What is Dr. Louis Monnig's NPI?
Dr. Louis Monnig's National Provider Identifier (NPI) is 1336609262, issued by NPPES.
Does Dr. Louis Monnig accept Medicare assignment?
Yes. Dr. Louis Monnig accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.