Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Ellen M Ackroyd, PT

Physical Therapist in Mill Creek, WA · enumerated 2007.

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

National Provider Identifier

1750422846

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Registry record

Entity type Individual (Type 1)

Name Mrs. Ellen M Ackroyd

Credential PT

Sex Female

Practice address 15906 Mill Creek Blvd, 106, Mill Creek, WA, 98012

Phone (425) 332-1030

Fax (425) 332-1035

Enumeration date Feb 9, 2007

Last updated in NPPES Mar 13, 2013

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License PT00010162 (WA) Primary

PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation. About the PT credential

Other identifiers

Identifier	Type	State	Issuer
8464489	Medicaid	WA	-

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 Ellen Ackroyd?

The National Provider Identifier (NPI) for Ellen Ackroyd is 1750422846, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ellen Ackroyd practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-03-13.