Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Millicent Ann Ishimaru

Registered Respiratory Therapist in San Francisco, CA · enumerated 2018 · practices at Sleepmed of California Inc.

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

National Provider Identifier

1528539954

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Millicent Ann Ishimaru

Sex Female

Practice address 450 6th Ave, San Francisco, CA, 94118

Phone (415) 833-4415

Enumeration date Dec 11, 2018

Last updated in NPPES Jan 3, 2022

Taxonomy & licenses

227900000X Registered Respiratory Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 7020 (CA) Primary

Other identifiers

Identifier	Type	State	Issuer
7020	Other	CA	RCP

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 Millicent Ishimaru?

The National Provider Identifier (NPI) for Millicent Ishimaru is 1528539954, a Type 1 (individual) record in the CMS NPPES registry.

Where does Millicent Ishimaru practice?

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

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-01-03.