Laboratory Corporation of America Holdings
NPI 1336122522 · Clinical Medical Laboratory · Winnsboro, LA
Laboratory Corporation of America Holdings is a Clinical Medical Laboratory organization in Winnsboro, LA (NPI 1336122522).
Provider details
- NPI number
- 1336122522
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- William Hayes, Cfo/Evp/ Treasurer(800) 222-7566
Specialties & taxonomies
Laboratories
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2005-11-22
- Last updated
- 2007-08-17
Frequently asked questions
- What is Laboratory Corporation of America Holdings's NPI number?
- Laboratory Corporation of America Holdings's National Provider Identifier (NPI) is 1336122522, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Laboratory Corporation of America Holdings?
- Laboratory Corporation of America Holdings is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Laboratory Corporation of America Holdings located?
- Laboratory Corporation of America Holdings's practice location on file with NPPES is 2106 Loop Rd, Winnsboro, LA 71295-3342.
- What is Laboratory Corporation of America Holdings's phone number?
- The practice phone number listed in the NPPES registry for Laboratory Corporation of America Holdings is (318) 435-6677.
- Who is the authorized official for Laboratory Corporation of America Holdings?
- The authorized official listed on Laboratory Corporation of America Holdings's NPPES record is William Hayes, Cfo/Evp/ Treasurer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Laboratory Corporation of America Holdings's NPI active?
- Yes — Laboratory Corporation of America Holdings's NPI (1336122522) is active in the NPPES registry as of the last update on 2007-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.