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

Dr. Kook I Chang, MD

Individual provider Internal Medicine Physician · NPI 1356442354

Dr. Kook I Chang, MD is an Internal Medicine in Van Nuys, California. Qualified in 1967, 59 years ago. Practices as a sole proprietor and offers telehealth. Licensed in California.

Years since qualifying
59
Licensed in
CA
In the registry since
2006
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

14600 Sherman Way Ste 270
Van Nuys, CA 91405-2272
Phone: (818) 780-7771
Fax: (818) 376-1972
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A 40580 (CA)

Record details

NPI number1356442354
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 25, 2006
Last updated in NPPESMay 16, 2014

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesCARDIAC SURGERY, CARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1967 (59 years in practice)
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services

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