Doctor profile · Federal record

Dr. John Tsuang, M.D.

Psychiatry Physician · Torrance, CA

  • NPI 1114036050
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
21840 Normandie Ave, Ste. 200
Torrance, CA 905022047
(310) 222-3101
fax (310) 320-6973

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
California #A45602
Medicaid
CA #00A456020

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114036050. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$86
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alkermes, INC. 4 $67.10
Indivior INC. 1 $18.68

By nature of payment

Food and Beverage
$86

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
471
Patients
0
Total drug cost
$14,057
Drug Type Claims Patients Total cost
Clonazepam Generic 63 0 $440
Bupropion Xl (Bupropion Hcl) Brand 51 0 $1,732
Quetiapine Fumarate Generic 47 0 $888
Gabapentin Generic 42 0 $451
Trazodone Hcl Generic 38 0 $553
Amitriptyline Hcl Generic 32 0 $949
Buprenorphine Hcl Generic 30 0 $927
Olanzapine Generic 27 0 $2,965
Lamotrigine Generic 22 0 $424
Duloxetine Hcl Generic 21 0 $283

Frequently asked questions

Auto-generated from federal data
What is Dr. John Tsuang's medical specialty?
Dr. John Tsuang practices Psychiatry Physician in Torrance, CA.
Where does Dr. John Tsuang practice?
Dr. John Tsuang practices at 21840 Normandie Ave, Torrance, CA 905022047. Office phone: 3102223101.
What is Dr. John Tsuang's NPI?
Dr. John Tsuang's National Provider Identifier (NPI) is 1114036050, issued by NPPES.