Hannah Mason, Lcsw, PLLC
NPI 1326838491 · Clinical Social Worker · Chicago, IL
Hannah Mason, Lcsw, PLLC is a Clinical Social Worker organization in Chicago, IL (NPI 1326838491).
Provider details
- NPI number
- 1326838491
- Entity type
- Organization
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Hannah Mason, Psychotherapist(773) 453-2028
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
1 yr 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
- 2025-05-12
- Last updated
- 2025-05-12
- Certified
- 2025-05-08
Frequently asked questions
- What is Hannah Mason, Lcsw, PLLC's NPI number?
- Hannah Mason, Lcsw, PLLC's National Provider Identifier (NPI) is 1326838491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hannah Mason, Lcsw, PLLC?
- Hannah Mason, Lcsw, PLLC is classified in the NPPES registry as Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Hannah Mason, Lcsw, PLLC located?
- Hannah Mason, Lcsw, PLLC's practice location on file with NPPES is 119 S Western Ave Unit 1, Chicago, IL 60612-4644.
- What is Hannah Mason, Lcsw, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Hannah Mason, Lcsw, PLLC is (773) 453-2028.
- Who is the authorized official for Hannah Mason, Lcsw, PLLC?
- The authorized official listed on Hannah Mason, Lcsw, PLLC's NPPES record is Hannah Mason, Psychotherapist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hannah Mason, Lcsw, PLLC's NPI active?
- Yes — Hannah Mason, Lcsw, PLLC's NPI (1326838491) is active in the NPPES registry as of the last update on 2025-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.