Hyun Chang, M.D.
NPI 1780619536 · Internal Medicine Physician · Philadelphia, PA
Hyun Chang, M.D. is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1780619536).
Provider details
- NPI number
- 1780619536
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD017372E (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
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
- 2006-07-11
- Last updated
- 2007-10-10
Frequently asked questions
- What is Hyun Chang's NPI number?
- Hyun Chang's National Provider Identifier (NPI) is 1780619536, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hyun Chang's specialty?
- Hyun Chang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hyun Chang located?
- Hyun Chang's practice location on file with NPPES is 7600 Central Ave, Philadelphia, PA 19111-2442.
- What is Hyun Chang's phone number?
- The practice phone number listed in the NPPES registry for Hyun Chang is (215) 728-2000.
- Is Hyun Chang's NPI active?
- Yes — Hyun Chang's NPI (1780619536) is active in the NPPES registry as of the last update on 2007-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.