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

Quest Diagnostics LLC Il

Organization Clinical Medical Laboratory · NPI 1790321750

Quest Diagnostics LLC Il is a Clinical Medical Laboratory in Mt Pleasant, Michigan. Registered with an NPI since 2019.

In the registry since
2019
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

600 E Preston St Ste 204
Mt Pleasant, MI 48859-2013
Phone: (989) 774-7551
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 number1790321750
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationQuest Diagnostics Incorporated
Authorized official Charles Bowles — Vice President · (610) 454-6000
NPI enumeratedNovember 25, 2019
Last updated in NPPESNovember 25, 2019
Mailing address1201 S Collegeville Rd, Collegeville, PA 19426-2998