NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Jeffrey Liu Chow, DO

Nephrology Physician in Granada Hills, CA · enumerated 2018.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1285124222

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Jeffrey Liu Chow
Credential DO
Sex Male
Practice address 10605 Balboa Blvd Ste 240, Granada Hills, CA, 91344
Phone (818) 366-4626
Fax (818) 366-4630
Enumeration date May 15, 2018
Last updated in NPPES Oct 25, 2024

Taxonomy & licenses

207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License 20A19148 (CA) Primary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Jeffrey Chow?
The National Provider Identifier (NPI) for Jeffrey Chow is 1285124222, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jeffrey Chow practice?
The practice location on file with NPPES is in Granada Hills, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-10-25.