Doctor profile · Federal record

Dr. James Warren, M.D.

Pediatrics Physician · Pomona, CA

  • NPI 1003887993
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
250 W Bonita Ave, #200
Pomona, CA 917671850
(909) 629-5067
fax (909) 865-7688

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Specialty taxonomy
208000000X — NUCC code
State license (1)
California #A74956

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003887993. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 1 $26.86

By nature of payment

Food and Beverage
$27

Frequently asked questions

Auto-generated from federal data
What is Dr. James Warren's medical specialty?
Dr. James Warren practices Pediatrics Physician in Pomona, CA.
Where does Dr. James Warren practice?
Dr. James Warren practices at 250 W Bonita Ave, Pomona, CA 917671850. Office phone: 9096295067.
What is Dr. James Warren's NPI?
Dr. James Warren's National Provider Identifier (NPI) is 1003887993, issued by NPPES.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated Jul 21, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›