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

Janjsik William J Chung, MD

Individual provider Pediatric Adolescent Medicine Physician · NPI 1255494100

Janjsik William J Chung, MD is a Pediatric Adolescent Medicine Physician in Rochester Hills, Michigan. Practices as a sole proprietor. Licensed in Michigan.

Licensed in
MI
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

930 W Avon Rd #17
Rochester Hills, MI 48307-2759
Phone: (248) 651-5454
Fax: (248) 651-3841
Show map & directions

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

Specialties & licences

Pediatric Adolescent Medicine Physician (primary) Taxonomy 2080A0000X · Licence 36541 (MI)

Record details

NPI number1255494100
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 19, 2006
Last updated in NPPESJuly 8, 2007

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