Brian Cook, M.D.
NPI 1588669683 · Dermatology Physician · Chicago, IL
Brian Cook, M.D. is a Dermatology Physician provider in Chicago, IL (NPI 1588669683).
Provider details
- NPI number
- 1588669683
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036074309 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
21 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
- 2005-06-15
- Last updated
- 2013-09-05
Frequently asked questions
- What is Brian Cook's NPI number?
- Brian Cook's National Provider Identifier (NPI) is 1588669683, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Cook's specialty?
- Brian Cook is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Cook located?
- Brian Cook's practice location on file with NPPES is 737 N Michigan Ave, Chicago, IL 60611-2635.
- What is Brian Cook's phone number?
- The practice phone number listed in the NPPES registry for Brian Cook is (312) 266-6647.
- Is Brian Cook's NPI active?
- Yes — Brian Cook's NPI (1588669683) is active in the NPPES registry as of the last update on 2013-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.