Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Arja K Aaltonen, LMT
Massage Therapist in Longview, WA · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1124635693
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Registry record
Entity type Individual (Type 1)
Name Arja K Aaltonen
Credential LMT
Sex Female
Practice address 1560 3rd Ave, Longview, WA, 98632
Phone (360) 423-9535
Fax (360) 414-9284
Enumeration date Sep 28, 2020
Last updated in NPPES Sep 28, 2020
Taxonomy & licenses
225700000X Massage Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License MA60250635 (WA) 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.
Frequently asked questions
Where does Arja Aaltonen practice?
The practice location on file with NPPES is in Longview, WA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Arja Aaltonen?
The National Provider Identifier (NPI) for Arja Aaltonen is 1124635693, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Robert Cook Physical Therapist · Longview, WA NPI 1306877592 Rachel Griebel Physical Therapist · Longview, WA NPI 1295833895 Darryl Kent Physical Therapist · Longview, WA NPI 1063508828 Daniel Hughes Physical Therapist · Longview, WA NPI 1407942261 Jeanne Humbert Physical Therapist · Longview, WA NPI 1679662787 Sheila Elting Massage Therapist · Longview, WA NPI 1386734432 Stephanie Allen Physical Therapy Assistant · Longview, WA NPI 1659461713 Paul Morauske Physical Therapist · Longview, WA NPI 1033208152
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-09-28.