Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

EXACT SCIENCES LABORATORIES, LLC
NPI 1629407069
Clinical Medical Laboratory in Madison, WI

Active since November 06, 2013
145 E BADGER RD STE 100, MADISON, WI 53713(608) 284-5700(608) 284-5701 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 29, 2026, Jan 19, 2023, Nov 22, 2021 and 1 more (4 updates tracked since 2020).

About Exact Sciences Laboratories, Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

EXACT SCIENCES LABORATORIES, LLC (NPI 1629407069) is a healthcare organization registered as a clinical medical laboratory in Madison, Wisconsin and active in the NPI registry since November 2013. The organization maintains a secondary practice location in Madison and lists Stephen Tlachac, Divisional Vp And Controller, as its authorized official.

NPPES Registry Identity

NPI1629407069
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameEXACT SCIENCES LABORATORIES, LLC
Location Address145 E BADGER RD STE 100Madison, WI 53713-2723
Mailing Address1 Exact LnMadison, WI 53711-9106 · (608) 284-5700 · Fax (608) 535-8715
Fax(608) 284-5701
Organization SubpartNo
Authorized OfficialStephen TlachacDivisional Vp And Controller · (608) 284-5700
Enumeration DateNovember 6, 2013
Last NPPES UpdateSeptember 29, 20264 updates tracked since enumeration
NPPES CertifiedSeptember 24, 2026
✔ NPI 1629407069 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories
Taxonomy Code291U00000X
Definition
(1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
145 E BADGER RD STE 100, Madison, WI 53713

Secondary Practice Location 1

Location 1650 Forward Dr.Madison, WI 53711-2441 · Phone (608) 284-5700 · Fax (608) 535-8715

Accepted Insurance

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Gene analysis (colorectal cancer) 81528
Gene analysis for colorectal cancer involves studying your DNA to identify any genetic changes that may increase your risk of developing this type of cancer. It's a proactive step in managing your health.
614,504 services614,503 patients

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Exact Sciences Laboratories, LLC's NPI number?

The NPI number for Exact Sciences Laboratories, LLC is 1629407069. It was assigned to this organization in the NPPES registry on November 6, 2013.

Where is Exact Sciences Laboratories, LLC located?

Exact Sciences Laboratories, LLC is located at 145 E Badger Rd Ste 100, Madison, WI 53713. The listed phone number is (608) 284-5700.

What is Exact Sciences Laboratories, LLC's specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

What insurance does Exact Sciences Laboratories, LLC accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Absolute Total Care, Ambetter from Arizona Complete Health and Ambetter from Arkansas Health & Wellness and 54 other insurers list Exact Sciences Laboratories, LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Exact Sciences Laboratories, LLC was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.