Doctor profile · Federal record

Dr. Margaret Cosnahan, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Jackson, MS

  • NPI 1194304402
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2500 N State St
Jackson, MS 392164500
(601) 984-1000
Mailing address
829 Fairview St
Jackson, MS 392021627

Credentials & registration

NPPES · NUCC
NPI registered
April 2021 — 5 yrs on file
Profile last updated
July 6, 2021
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Mississippi #T-4350

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194304402. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$107
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Mallinckrodt Hospital Products Inc. 2 $35.10
Smith+Nephew, Inc. 2 $29.50
PFIZER INC. 1 $22.72
Janssen Pharmaceuticals, Inc 1 $19.85

By nature of payment

Food and Beverage
$107

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Cosnahan's medical specialty?
Dr. Margaret Cosnahan practices Internal Medicine Physician in Jackson, MS.
Where does Dr. Margaret Cosnahan practice?
Dr. Margaret Cosnahan practices at 2500 N State St, Jackson, MS 392164500. Office phone: 6019841000.
What is Dr. Margaret Cosnahan's NPI?
Dr. Margaret Cosnahan's National Provider Identifier (NPI) is 1194304402, issued by NPPES.
Does Dr. Margaret Cosnahan accept Medicare assignment?
Yes. Dr. Margaret Cosnahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.