OrganizationActive
Mason Medical Services LLC
NPI 1376297168 · Public Health or Welfare Agency · Chicago, IL
Mason Medical Services LLC is a Public Health or Welfare Agency organization in Chicago, IL (NPI 1376297168).
Provider details
- NPI number
- 1376297168
- Entity type
- Organization
- Primary specialty
- Public Health or Welfare AgencyAgencies
- Parent organization
- Mason Medical Services LLC
- Organization subpart
- Yes
- Authorized official
- Kamau Mason, Owner(815) 531-7579
Specialties & taxonomies
Agencies
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
9400 S Bennett Ave
Chicago, IL 60617-3600
Phone: (469) 636-7501
Street-level locationGet directions
Mailing address
9400 S Bennett Ave
Chicago, IL 60617-3600
Registry dates
- Enumerated
- 2022-02-09
- Last updated
- 2022-02-24
- Certified
- 2022-02-24
Frequently asked questions
- What is Mason Medical Services LLC's NPI number?
- Mason Medical Services LLC's National Provider Identifier (NPI) is 1376297168, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mason Medical Services LLC?
- Mason Medical Services LLC is classified in the NPPES registry as Public Health or Welfare Agency (Agencies).
- Where is Mason Medical Services LLC located?
- Mason Medical Services LLC's practice location on file with NPPES is 9400 S Bennett Ave, Chicago, IL 60617-3600.
- What is Mason Medical Services LLC's phone number?
- The practice phone number listed in the NPPES registry for Mason Medical Services LLC is (469) 636-7501.
- Who is the authorized official for Mason Medical Services LLC?
- The authorized official listed on Mason Medical Services LLC's NPPES record is Kamau Mason, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mason Medical Services LLC's NPI active?
- Yes — Mason Medical Services LLC's NPI (1376297168) is active in the NPPES registry as of the last update on 2022-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.