Luke Chang, M.D.
NPI 1669563300 · Child & Adolescent Psychiatry Physician · Elizabeth, NJ
Luke Chang, M.D. is a Child & Adolescent Psychiatry Physician provider in Elizabeth, NJ (NPI 1669563300).
Provider details
- NPI number
- 1669563300
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MA059639 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Luke Chang's NPI number?
- Luke Chang's National Provider Identifier (NPI) is 1669563300, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luke Chang's specialty?
- Luke Chang is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Luke Chang located?
- Luke Chang's practice location on file with NPPES is 655 E Jersey St, Elizabeth, NJ 07206-1259.
- What is Luke Chang's phone number?
- The practice phone number listed in the NPPES registry for Luke Chang is (908) 994-7223.
- Is Luke Chang's NPI active?
- Yes — Luke Chang's NPI (1669563300) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.