Mark Samuelson, L.C.S.W.
NPI 1740322502 · Clinical Social Worker · Evanston, IL
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Samuelson, L.C.S.W. is a Clinical Social Worker provider in Evanston, IL (NPI 1740322502).
Provider details
- NPI number
- 1740322502
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- L.C.S.W.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 149000936 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2007-02-12
- Last updated
- 2008-06-02
Frequently asked questions
- What is Mark Samuelson's NPI number?
- Mark Samuelson's National Provider Identifier (NPI) is 1740322502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Samuelson's specialty?
- Mark Samuelson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Samuelson located?
- Mark Samuelson's practice location on file with NPPES is 2550 Crawford Avenue, Evanston, IL 60201-4983.
- What is Mark Samuelson's phone number?
- The practice phone number listed in the NPPES registry for Mark Samuelson is (847) 475-9500.
- Does Mark Samuelson accept Medicare?
- Mark Samuelson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Samuelson's NPI active?
- Yes — Mark Samuelson's NPI (1740322502) is active in the NPPES registry as of the last update on 2008-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.