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

Cornerstone First Assisting

Organization Surgical Physician Assistant · NPI 1427441492

Cornerstone First Assisting is a Surgical Physician Assistant in Lake St Louis, Missouri. Registered with an NPI since 2015.

In the registry since
2015

Practice location Address checks out

267 Countryshire Dr
Lake St Louis, MO 63367-5823
Phone: (636) 345-1305
Show map & directions

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

Specialties & licences

Surgical Physician Assistant (primary) Taxonomy 363AS0400X

Record details

NPI number1427441492
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Saraya Guariglia — Surgical First Assistant · (636) 345-1305
NPI enumeratedMarch 14, 2015
Last updated in NPPESMarch 20, 2015
Mailing address267 Countryshire Dr, Lake St Louis, MO 63367-5823