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

AO2, LLC

Organization Oxygen Equipment & Supplies (DME) · NPI 1770012361

AO2, LLC is an Oxygen Equipment & Supplies (DME) in Lake Forest, California. Registered with an NPI since 2017.

In the registry since
2017
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

22 Rancho Cir
Lake Forest, CA 92630-8325
Phone: (949) 688-0566
Fax: (844) 271-5766
Show map & directions

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

Specialties & licences

Oxygen Equipment & Supplies (DME) (primary) Taxonomy 332BX2000X

Record details

NPI number1770012361
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationAO2, LLC
Authorized official Andrew Kardish — President · (949) 688-0655
Other names O2 Assist
NPI enumeratedJune 7, 2017
Last updated in NPPESJuly 21, 2022
Mailing address22 Rancho Cir, Lake Forest, CA 92630-8325