IndividualActive
Brennan Johnston, LPC
NPI 1447976394 · Mental Health Counselor · Chicago, IL
Brennan Johnston, LPC is a Mental Health Counselor provider in Chicago, IL (NPI 1447976394).
Provider details
- NPI number
- 1447976394
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LPC
- Sex
- Male
- Sole proprietor
- No
- License
- 178016369 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(59/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
122 S Michigan Ave Ste 1450
Chicago, IL 60603-6176
Phone: (312) 786-4990
Street-level locationGet directions
Mailing address
122 S Michigan Ave Ste 1450
Chicago, IL 60603-6176
Registry dates
- Enumerated
- 2022-10-12
- Last updated
- 2022-10-12
- Certified
- 2022-10-12
Frequently asked questions
- What is Brennan Johnston's NPI number?
- Brennan Johnston's National Provider Identifier (NPI) is 1447976394, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brennan Johnston's specialty?
- Brennan Johnston is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Brennan Johnston located?
- Brennan Johnston's practice location on file with NPPES is 122 S Michigan Ave Ste 1450, Chicago, IL 60603-6176.
- What is Brennan Johnston's phone number?
- The practice phone number listed in the NPPES registry for Brennan Johnston is (312) 786-4990.
- Is Brennan Johnston's NPI active?
- Yes — Brennan Johnston's NPI (1447976394) is active in the NPPES registry as of the last update on 2022-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.