IndividualActive
Christopher Mayer, LCSW
NPI 1538780358 · Clinical Social Worker · Chicago, IL
Christopher Mayer, LCSW is a Clinical Social Worker provider in Chicago, IL (NPI 1538780358).
Provider details
- NPI number
- 1538780358
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 149022021 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(64/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
1400 W Greenleaf Ave
Chicago, IL 60626-2805
Phone: (847) 922-0756
Street-level locationGet directions
Mailing address
1400 W Greenleaf Ave
Chicago, IL 60626-2805
Registry dates
- Enumerated
- 2020-05-04
- Last updated
- 2020-05-04
- Certified
- 2020-05-04
Frequently asked questions
- What is Christopher Mayer's NPI number?
- Christopher Mayer's National Provider Identifier (NPI) is 1538780358, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Mayer's specialty?
- Christopher Mayer is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Christopher Mayer located?
- Christopher Mayer's practice location on file with NPPES is 1400 W Greenleaf Ave, Chicago, IL 60626-2805.
- What is Christopher Mayer's phone number?
- The practice phone number listed in the NPPES registry for Christopher Mayer is (847) 922-0756.
- Is Christopher Mayer's NPI active?
- Yes — Christopher Mayer's NPI (1538780358) is active in the NPPES registry as of the last update on 2020-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.