Colin Brown, MD
NPI 1164627725 · Diagnostic Radiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Colin Brown, MD is a Diagnostic Radiology Physician provider in Chicago, IL (NPI 1164627725).
Provider details
- NPI number
- 1164627725
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036118058 (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
- 2007-06-15
- Last updated
- 2024-03-28
- Certified
- 2024-03-28
Frequently asked questions
- What is Colin Brown's NPI number?
- Colin Brown's National Provider Identifier (NPI) is 1164627725, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colin Brown's specialty?
- Colin Brown is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Colin Brown located?
- Colin Brown's practice location on file with NPPES is 5841 S Maryland Ave, Chicago, IL 60637-1443.
- What is Colin Brown's phone number?
- The practice phone number listed in the NPPES registry for Colin Brown is (773) 702-1000.
- Does Colin Brown accept Medicare?
- Colin Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Colin Brown's NPI active?
- Yes — Colin Brown's NPI (1164627725) is active in the NPPES registry as of the last update on 2024-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.