OrganizationActive
Tfs, LLC
NPI 1689099046 · Clinical Medical Laboratory · Chicago, IL
Tfs, LLC is a Clinical Medical Laboratory organization in Chicago, IL (NPI 1689099046).
Provider details
- NPI number
- 1689099046
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Elizabeth Lennon, Manager(773) 205-7409
Specialties & taxonomies
Laboratories
Profile Score
Detailed profile(76/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
4333 N Kildare Ave
Chicago, IL 60641-2011
Phone: (773) 205-7409
Street-level locationGet directions
Mailing address
4333 N Kildare Ave
Chicago, IL 60641-2011
Registry dates
- Enumerated
- 2014-02-21
- Last updated
- 2014-02-21
Frequently asked questions
- What is Tfs, LLC's NPI number?
- Tfs, LLC's National Provider Identifier (NPI) is 1689099046, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Tfs, LLC?
- Tfs, LLC is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Tfs, LLC located?
- Tfs, LLC's practice location on file with NPPES is 4333 N Kildare Ave, Chicago, IL 60641-2011.
- What is Tfs, LLC's phone number?
- The practice phone number listed in the NPPES registry for Tfs, LLC is (773) 205-7409.
- Who is the authorized official for Tfs, LLC?
- The authorized official listed on Tfs, LLC's NPPES record is Elizabeth Lennon, Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Tfs, LLC's NPI active?
- Yes — Tfs, LLC's NPI (1689099046) is active in the NPPES registry as of the last update on 2014-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.