Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Charles Comstock Chase, CAA

Anesthesiologist Assistant in Portland, OR · enumerated 2022.

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

National Provider Identifier

1417694381

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Registry record

Entity type Individual (Type 1)

Name Charles Comstock Chase

Credential CAA

Sex Male

Practice address 707 Sw Washington St Ste 700, Portland, OR, 97205

Phone (503) 299-9906

Fax (503) 225-9002

Enumeration date May 12, 2022

Last updated in NPPES Mar 11, 2026

Taxonomy & licenses

367H00000X Anesthesiologist Assistant Physician Assistants & Advanced Practice Nursing Providers · License AA70065105 (WA) Primary

367H00000X Anesthesiologist Assistant Physician Assistants & Advanced Practice Nursing Providers Secondary

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 Charles Chase 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 Charles Chase?

The National Provider Identifier (NPI) for Charles Chase is 1417694381, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-11.