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

Willis Chang, MD

Individual provider Infectious Disease Physician · NPI 1558306720

Willis Chang, MD is an Infectious Disease in Ewa Beach, Hawaii. Graduated from University of Hawaii John A. Burns School of Medicine in 1986, 40 years ago. Accepts Medicare assignment. Licensed in Hawaii.

Years since qualifying
40
Trained at
University of Hawaii John A. Burns School of Medicine
Licensed in
HI
In the registry since
2006
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

91-2139 Fort Weaver Rd #213
Ewa Beach, HI 96706
Phone: (808) 671-2456
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 6115 (HI)

Record details

NPI number1558306720
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 19, 2006
Last updated in NPPESOctober 11, 2007
Mailing addressPo Box 25370, Honolulu, HI 96825-0370

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF HAWAII JOHN A. BURNS SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount