Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Hamilton Chen, MD

Pain Medicine (Physical Medicine & Rehabilitation) Physician in Riverside, CA · enumerated 2009.

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

National Provider Identifier

1700019528

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Registry record

Entity type Individual (Type 1)

Name Dr. Hamilton Chen

Credential MD

Sex Male

Practice address 6900 Brockton Ave, Ste 103, Riverside, CA, 92506

Phone (951) 784-7111

Fax (951) 823-0378

Enumeration date Aug 27, 2009

Last updated in NPPES May 18, 2016

Taxonomy & licenses

2081P2900X Pain Medicine (Physical Medicine & Rehabilitation) Physician Allopathic & Osteopathic Physicians · License A113744 (CA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD 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 Hamilton Chen?

The National Provider Identifier (NPI) for Hamilton Chen is 1700019528, a Type 1 (individual) record in the CMS NPPES registry.

Where does Hamilton Chen practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-05-18.