Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Cornerstone Diagnostics Inc

Organization Clinical Medical Laboratory · NPI 1023306347

Cornerstone Diagnostics Inc is a Clinical Medical Laboratory in Jamestown, Kentucky. Registered with an NPI since 2011.

In the registry since
2011
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

812 N Main St
Jamestown, KY 42629-2404
Phone: (877) 412-8330
Fax: (844) 982-0300
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Medical Laboratory (primary) Taxonomy 291U00000X

Record details

NPI number1023306347
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Bouchillon — Ceo · (877) 412-8330
Other names Cornerstone Diagnostics Inc; Premier Tox 20 Inc; Premier Tox Laboratory
NPI enumeratedJuly 20, 2011
Last updated in NPPESDecember 30, 2025
Certification dateDecember 30, 2025
Mailing addressPo Box 1240, Russell Springs, KY 42642-1240

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