Doctor profile · Federal record

Dr. John Winkelman, M.D.

Pediatrics Physician · Santa Ana, CA

  • NPI 1093804163
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2212 E 4Th St
Santa Ana, CA 92705
(714) 288-3230
Additional location
1201 W la Veta Ave, 700
Orange, CA 928684213
fax (714) 744-5294

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
November 26, 2018
Specialty taxonomy
208000000X — NUCC code
State license (1)
California #A60643

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093804163. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$291
Transactions
15
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 4 $76.57
IRONSHORE PHARMACEUTICALS INC. 2 $36.88
PFIZER INC. 2 $33.94
GlaxoSmithKline, LLC. 2 $32.48
AstraZeneca Pharmaceuticals LP 2 $28.18
Otsuka America Pharmaceutical, Inc. 1 $28.16
Exact Sciences Corporation 1 $28.13
Daiichi Sankyo Inc. 1 $26.41

By nature of payment

Food and Beverage
$291

Frequently asked questions

Auto-generated from federal data
What is Dr. John Winkelman's medical specialty?
Dr. John Winkelman practices Pediatrics Physician in Santa Ana, CA.
Where does Dr. John Winkelman practice?
Dr. John Winkelman practices at 2212 E 4Th St, Santa Ana, CA 92705. Office phone: 7142883230.
What is Dr. John Winkelman's NPI?
Dr. John Winkelman's National Provider Identifier (NPI) is 1093804163, issued by NPPES.