Doctor profile · Federal record

Dr. Mark Barr, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Los Angeles, CA

  • NPI 1922039577
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1520 San Pablo St, Suite 4300
Los Angeles, CA 90033
(323) 442-5849
fax (323) 442-5956
Mailing address
Po Box 31309
Los Angeles, CA 900310309

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 27, 2023
Specialty taxonomy
208G00000X — NUCC code
State license (1)
California #G75945

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922039577. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$101
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abiomed 1 $101.38

By nature of payment

Food and Beverage
$101

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Barr's medical specialty?
Dr. Mark Barr practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Los Angeles, CA.
Where does Dr. Mark Barr practice?
Dr. Mark Barr practices at 1520 San Pablo St, Los Angeles, CA 90033. Office phone: 3234425849.
What is Dr. Mark Barr's NPI?
Dr. Mark Barr's National Provider Identifier (NPI) is 1922039577, issued by NPPES.