Richard C. Chang, M.D.

NPI 1043317910ActiveIndividual· Pediatrics· Orange, CA

Pediatrics (M.D.) in Orange, California, trained at University of Iowa, Rj & L Carver College of Medicine (class of 2001). Part D covered 62 prescriptions written in 2024, 81% of them generic. Ptc Therapeutics, Inc. reported $60.50 in payments in 2025, mostly education.

Overview

NPI	1043317910
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Sep 20, 2006
Last updated in NPPES	Mar 13, 2012

Specialties and licenses

Taxonomy	Code	License	State
Pediatrics Primary	208000000X	A82661	CA

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 4, 2026	No match	—
New York OMIG · Nov 4, 2026	No match	—
Ohio Medicaid · Nov 4, 2026	No match	—
Pennsylvania Medicheck · Nov 4, 2026	No match	—
Washington HCA · Nov 4, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Pediatric Medicine (CA)

Part D prescriptions in 2024

Prescriptions (claims)	62 · 74 30-day fills
Total drug cost	$15,545
Generic share	81% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Iowa, Rj & L Carver College of Medicine
Graduation year	2001
Medicare specialty	Pediatric Medicine
Secondary specialties	Medical Genetics And Genomics
Telehealth	Offers telehealth