David Chang, MD
NPI 1902838295 · Rheumatology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Chang, MD is a Rheumatology Physician provider in Philadelphia, PA (NPI 1902838295).
Provider details
- NPI number
- 1902838295
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD063078L (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
- 2006-07-07
- Last updated
- 2011-02-02
Frequently asked questions
- What is David Chang's NPI number?
- David Chang's National Provider Identifier (NPI) is 1902838295, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Chang's specialty?
- David Chang is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is David Chang located?
- David Chang's practice location on file with NPPES is 3400 Spruce Street, Philadelphia, PA 19104.
- What is David Chang's phone number?
- The practice phone number listed in the NPPES registry for David Chang is (215) 662-2415.
- Does David Chang accept Medicare?
- David Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Chang's NPI active?
- Yes — David Chang's NPI (1902838295) is active in the NPPES registry as of the last update on 2011-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.