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

Olivia Rose Marie Lewis Chang, PHD

Individual provider Psychologist · NPI 1588743553

Olivia Rose Marie Lewis Chang, PHD is a Clinical Psychologist in Union, New Jersey. Qualified in 1995, 31 years ago. Accepts Medicare assignment and offers telehealth. Licensed in New Jersey.

Years since qualifying
31
Licensed in
NJ
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

2424 Morris Ave
Union, NJ 07083
Phone: (908) 687-7797
Fax: (609) 688-1800
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence NJ3615 (NJ)

Record details

NPI number1588743553
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedNovember 2, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Union