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

Brian Leberthon

Organization Oncology Clinic/Center · NPI 1568707750

Brian Leberthon is an Oncology Clinic/Center in West Covina, California. Licensed in California. Registered with an NPI since 2012.

Licensed in
CA
In the registry since
2012

Practice location Address checks out

1135 S Sunset Ave 207
West Covina, CA 91790-3937
Phone: (626) 338-9560
Show map & directions

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

Specialties & licences

Oncology Clinic/Center (primary) Taxonomy 261QX0200X · Licence 470405 (CA)

Record details

NPI number1568707750
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Penny McGowen — Manager · (626) 338-9560
NPI enumeratedNovember 29, 2012
Last updated in NPPESNovember 29, 2012
Mailing address1135 S Sunset Ave, 207, West Covina, CA 91790-3937