Leslie Cheng MD Sc
NPI 1306907316 · Internal Medicine Physician · Elmhurst, IL
Leslie Cheng MD Sc is a Internal Medicine Physician organization in Elmhurst, IL (NPI 1306907316).
Provider details
- NPI number
- 1306907316
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Leslie Cheng, President(630) 834-0990
- License
- 36052955 (IL)
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
- 2006-12-13
- Last updated
- 2020-08-22
Frequently asked questions
- What is Leslie Cheng MD Sc's NPI number?
- Leslie Cheng MD Sc's National Provider Identifier (NPI) is 1306907316, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Leslie Cheng MD Sc?
- Leslie Cheng MD Sc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leslie Cheng MD Sc located?
- Leslie Cheng MD Sc's practice location on file with NPPES is 103 N Haven Road, Elmhurst, IL 60126-2923.
- What is Leslie Cheng MD Sc's phone number?
- The practice phone number listed in the NPPES registry for Leslie Cheng MD Sc is (630) 834-0990.
- Who is the authorized official for Leslie Cheng MD Sc?
- The authorized official listed on Leslie Cheng MD Sc's NPPES record is Leslie Cheng, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Leslie Cheng MD Sc's NPI active?
- Yes — Leslie Cheng MD Sc's NPI (1306907316) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.