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

Frederic J Leong MD Inc

Organization Pediatric Cardiology Physician · NPI 1801953237

Frederic J Leong MD Inc is a Pediatric Cardiology Physician in Thousand Oaks, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
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

555 Marin St Ste #220
Thousand Oaks, CA 91360
Phone: (805) 497-7214
Fax: (805) 497-0864
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Cardiology Physician (primary) Taxonomy 2080P0202X · Licence G71490 (CA)

Record details

NPI number1801953237
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Patricia Waite — Office Mgr · (805) 497-7214
NPI enumeratedJanuary 3, 2007
Last updated in NPPESJanuary 12, 2011
Mailing address555 Marin St, 220, Thousand Oaks, CA 91360-4236

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