Next Laboratory Foundation
NPI 1659185742 · Clinical Medical Laboratory · Chicago, IL
Enrolled with Medicare as Part B Supplier - Independent Clinical Laboratory · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Next Laboratory Foundation is a Clinical Medical Laboratory organization in Chicago, IL (NPI 1659185742).
Provider details
- NPI number
- 1659185742
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Marlet Siniguian, Ceo(224) 388-2179
Specialties & taxonomies
Laboratories
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
- 2025-02-06
- Last updated
- 2025-02-06
- Certified
- 2025-02-06
Frequently asked questions
- What is Next Laboratory Foundation's NPI number?
- Next Laboratory Foundation's National Provider Identifier (NPI) is 1659185742, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Next Laboratory Foundation?
- Next Laboratory Foundation is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Next Laboratory Foundation located?
- Next Laboratory Foundation's practice location on file with NPPES is 5962 N Milwaukee Ave, Chicago, IL 60646-5424.
- What is Next Laboratory Foundation's phone number?
- The practice phone number listed in the NPPES registry for Next Laboratory Foundation is (773) 572-1810.
- Does Next Laboratory Foundation accept Medicare?
- Next Laboratory Foundation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Next Laboratory Foundation?
- The authorized official listed on Next Laboratory Foundation's NPPES record is Marlet Siniguian, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Next Laboratory Foundation's NPI active?
- Yes — Next Laboratory Foundation's NPI (1659185742) is active in the NPPES registry as of the last update on 2025-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.