IndividualActive
Matthew Marx
NPI 1689145534 · Professional Counselor · Chicago, IL
Matthew Marx is a Professional Counselor provider in Chicago, IL (NPI 1689145534).
Provider details
- NPI number
- 1689145534
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 178014329 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
1416 W Belmont Ave
Chicago, IL 60657-0939
Phone: (773) 799-8966
Street-level locationGet directions
Mailing address
502 W Miner St Apt 1a
Arlington Heights, IL 60005-1320
Registry dates
- Enumerated
- 2018-12-17
- Last updated
- 2018-12-17
Frequently asked questions
- What is Matthew Marx's NPI number?
- Matthew Marx's National Provider Identifier (NPI) is 1689145534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Marx's specialty?
- Matthew Marx is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Matthew Marx located?
- Matthew Marx's practice location on file with NPPES is 1416 W Belmont Ave, Chicago, IL 60657-0939.
- What is Matthew Marx's phone number?
- The practice phone number listed in the NPPES registry for Matthew Marx is (773) 799-8966.
- Is Matthew Marx's NPI active?
- Yes — Matthew Marx's NPI (1689145534) is active in the NPPES registry as of the last update on 2018-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.