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

William Yow Jung Chang, MD

Individual provider Pulmonary Disease Physician · NPI 1003236688

William Yow Jung Chang, MD is a Critical Care (Intensivists) in Monterey Park, California. Graduated from Albany Medical College of Union University in 2014, 12 years ago. Works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
12
Trained at
Albany Medical College of Union University
Licensed in
CA
In the registry since
2014
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

500 N Garfield Ave Ste 204
Monterey Park, CA 91754-1242
Phone: (626) 280-4393
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 8700 Beverly Blvd, West Hollywood, CA 90048-1804 — (310) 423-3277

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence A140305 (CA)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence A140305 (CA)

Record details

NPI number1003236688
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 22, 2014
Last updated in NPPESAugust 18, 2021
Certification dateAugust 18, 2021

Medicare enrollment

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

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Also practisesPULMONARY DISEASE
Medical schoolALBANY MEDICAL COLLEGE OF UNION UNIVERSITY
Graduated 2014 (12 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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