Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ci An Gerald Tay

Otolaryngology Physician in Portland, OR · enumerated 2016.

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

National Provider Identifier

1104289933

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Registry record

Entity type Individual (Type 1)

Name Ci An Gerald Tay

Sex Male

Practice address 3181 Sw Sam Jackson Park Rd , Pv01, Portland, OR, 97239

Phone (503) 494-8510

Enumeration date Mar 30, 2016

Last updated in NPPES Mar 31, 2016

Taxonomy & licenses

207Y00000X Otolaryngology Physician Allopathic & Osteopathic Physicians · License FE177229 (OR) Primary

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

Where does Ci An Gerald Tay practice?

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

What is the NPI number for Ci An Gerald Tay?

The National Provider Identifier (NPI) for Ci An Gerald Tay is 1104289933, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Dan Gordon Pediatric Otolaryngology Physician · Portland, OR NPI 1447795125

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-03-31.