Ying Chang, M.D.
NPI 1366449183 · Pediatric Endocrinology Physician · Hershey, PA
Ying Chang, M.D. is a Pediatric Endocrinology Physician provider in Hershey, PA (NPI 1366449183).
Provider details
- NPI number
- 1366449183
- Entity type
- Individual
- Primary specialty
- Pediatric Endocrinology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 432695 (PA)
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
21 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
- 2005-07-07
- Last updated
- 2014-05-22
Frequently asked questions
- What is Ying Chang's NPI number?
- Ying Chang's National Provider Identifier (NPI) is 1366449183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ying Chang's specialty?
- Ying Chang is listed in the NPPES registry with a primary specialty of Pediatric Endocrinology Physician (Allopathic & Osteopathic Physicians).
- Where is Ying Chang located?
- Ying Chang's practice location on file with NPPES is 500 University Dr, Hershey, PA 17033-0850.
- What is Ying Chang's phone number?
- The practice phone number listed in the NPPES registry for Ying Chang is (717) 531-4751.
- Is Ying Chang's NPI active?
- Yes — Ying Chang's NPI (1366449183) is active in the NPPES registry as of the last update on 2014-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.