Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Christopher Jia Jen Chang, MD

Individual provider Emergency Medicine Physician · NPI 1255913737

Dr. Christopher Jia Jen Chang, MD is an Emergency Medicine in Fresno, California. Qualified in 2022, 4 years ago. Licensed in California.

Years since qualifying
4
Licensed in
CA
In the registry since
2021
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2823 Fresno St
Fresno, CA 93721-1324
Phone: (559) 459-6000
Fax: (559) 443-2681
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A207171 (CA)

Record details

NPI number1255913737
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 24, 2021
Last updated in NPPESJuly 7, 2026
Certification dateJuly 7, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Accepts Medicare assignment Not indicated

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