Christopher Karfai Ng, DO, MS

Christopher Karfai Ng is a Pediatrics Physician provider (Pediatrics) practicing in Torrance, CA, registered in the NPPES registry with NPI 1659014231 since 2022. The credential DO stands for Doctor of Osteopathic Medicine.

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NPI	1659014231
Entity type	Individual (Type 1)
Name	Christopher Karfai Ng
Credential	DO, MS
Sex	Male
Practice address	23441 MADISON ST STE 301, Torrance, CA, 90505
Phone	3109530020
Fax	8449530019
Enumeration date	2022-04-20
Last updated in NPPES	2025-12-03

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
208000000X	Pediatrics Physician	Primary	21710	CA

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

Copy-ready billing details

Provider: Christopher Ng, DO, MS
NPI: 1659014231
Taxonomy: 208000000X (Pediatrics Physician)
Address: 23441 MADISON ST STE 301, Torrance, CA, 90505

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1124820048	Jamie Coles	Individual	Physician Assistant	Torrance, CA

Verify this record

Cross-check NPI 1659014231 against the authoritative CMS record: view Christopher Karfai Ng on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

Where does Christopher Ng practice?

The practice location on file with NPPES is in Torrance, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Christopher Ng?

The National Provider Identifier (NPI) for Christopher Ng is 1659014231, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2025-12-03.