Justin List, MD
NPI 1871818195 · Internal Medicine Physician · Chicago, IL
Justin List, MD is a Internal Medicine Physician provider in Chicago, IL (NPI 1871818195).
Provider details
- NPI number
- 1871818195
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036158455 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 227 Madison StNew York, NY 10002-7537Phone: (212) 238-7614
Registry dates
- Enumerated
- 2010-03-30
- Last updated
- 2026-06-02
- Certified
- 2026-06-02
Frequently asked questions
- What is Justin List's NPI number?
- Justin List's National Provider Identifier (NPI) is 1871818195, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin List's specialty?
- Justin List is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Justin List located?
- Justin List's practice location on file with NPPES is 3501 N Halsted St, Chicago, IL 60657-1832.
- What is Justin List's phone number?
- The practice phone number listed in the NPPES registry for Justin List is (773) 388-1600.
- Is Justin List's NPI active?
- Yes — Justin List's NPI (1871818195) is active in the NPPES registry as of the last update on 2026-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.