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

Mason Medical Services LLC

Organization Public Health or Welfare Agency · NPI 1376297168

Mason Medical Services LLC is a Public Health or Welfare Agency in Chicago, Illinois. Registered with an NPI since 2022.

In the registry since
2022
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

9400 S Bennett Ave
Chicago, IL 60617-3600
Phone: (469) 636-7501
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Public Health or Welfare Agency (primary) Taxonomy 251K00000X

Record details

NPI number1376297168
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationMason Medical Services LLC
Authorized official Kamau Mason — Owner · (815) 531-7579
NPI enumeratedFebruary 9, 2022
Last updated in NPPESFebruary 24, 2022
Certification dateFebruary 24, 2022
Mailing address9400 S Bennett Ave, Chicago, IL 60617-3600

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