Eugene Chang, MD
NPI 1346302890 · Gastroenterology Physician · Burr Ridge, IL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eugene Chang, MD is a Gastroenterology Physician provider in Burr Ridge, IL (NPI 1346302890).
Provider details
- NPI number
- 1346302890
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
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
83% 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
- 2006-12-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Eugene Chang's NPI number?
- Eugene Chang's National Provider Identifier (NPI) is 1346302890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eugene Chang's specialty?
- Eugene Chang is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Eugene Chang located?
- Eugene Chang's practice location on file with NPPES is 180 Harvester Dr Ste 110, Burr Ridge, IL 60527-6686.
- What is Eugene Chang's phone number?
- The practice phone number listed in the NPPES registry for Eugene Chang is (773) 834-4064.
- Does Eugene Chang accept Medicare?
- Eugene Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eugene Chang's NPI active?
- Yes — Eugene Chang's NPI (1346302890) 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.