Doctor profile · Federal record

Dr. Diana Wang, MD

Child & Adolescent Psychiatry Physician · Psychiatry Physician · Psychiatry Physician · Fontana, CA

  • NPI 1689134769
  • 7 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9961 Sierra Ave
Fontana, CA 923356720
(866) 205-3595

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
March 22, 2026
Specialty taxonomy
2084P0804X — NUCC code
State licenses (2)
California #A176882 · California #PTL381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689134769. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$145
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 1 $145.32

By nature of payment

Food and Beverage
$145

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Wang's medical specialty?
Dr. Diana Wang practices Child & Adolescent Psychiatry Physician in Fontana, CA.
Where does Dr. Diana Wang practice?
Dr. Diana Wang practices at 9961 Sierra Ave, Fontana, CA 923356720. Office phone: 8662053595.
What is Dr. Diana Wang's NPI?
Dr. Diana Wang's National Provider Identifier (NPI) is 1689134769, issued by NPPES.