Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Karen Ong
Audiologist in Phoenix, AZ · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1285675462
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Registry record
Entity type Individual (Type 1)
Name Karen Ong
Sex Female
Practice address 650 E Indian School Rd (126), Carl T Hayden Vamc, Phoenix, AZ, 95012
Phone (602) 222-6412
Fax (602) 222-6588
Enumeration date Jun 9, 2006
Last updated in NPPES Feb 15, 2013
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Karen Ong?
The National Provider Identifier (NPI) for Karen Ong is 1285675462, a Type 1 (individual) record in the CMS NPPES registry.
Where does Karen Ong practice?
The practice location on file with NPPES is in Phoenix, AZ. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-02-15.