Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Hannah Mason, LCSW, PLLC

Organization Clinical Social Worker · NPI 1326838491

Hannah Mason, LCSW, PLLC provides Clinical Social Worker services in Chicago, Illinois. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

119 S Western Ave Unit 1
Chicago, IL 60612-4644
Phone: (773) 453-2028
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1326838491
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Hannah Mason — Psychotherapist · (773) 453-2028
NPI enumeratedMay 12, 2025
Last updated in NPPESMay 12, 2025
Certification dateMay 8, 2025
Mailing address119 S Western Ave Unit 1, Chicago, IL 60612-4644

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