What is 12th Ave. Massage & Wellness's NPI number?

12th Ave. Massage & Wellness's National Provider Identifier (NPI) is 1538591359, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is 12th Ave. Massage & Wellness?

12th Ave. Massage & Wellness is classified in the NPPES registry as Rehabilitation Clinic/Center (Ambulatory Health Care Facilities).

Where is 12th Ave. Massage & Wellness located?

12th Ave. Massage & Wellness's practice location on file with NPPES is 6121 12th Ave Ne Unit C, Seattle, WA 98115-6703.

What is 12th Ave. Massage & Wellness's phone number?

The practice phone number listed in the NPPES registry for 12th Ave. Massage & Wellness is (206) 261-6974.

Who is the authorized official for 12th Ave. Massage & Wellness?

The authorized official listed on 12th Ave. Massage & Wellness's NPPES record is Aliza Winship-Freyer, Lmp/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is 12th Ave. Massage & Wellness's NPI active?

Yes — 12th Ave. Massage & Wellness's NPI (1538591359) is active in the NPPES registry as of the last update on 2013-08-02.

OrganizationActive

12th Ave. Massage & Wellness

NPI 1538591359 · Rehabilitation Clinic/Center · Seattle, WA

12th Ave. Massage & Wellness is a Rehabilitation Clinic/Center organization in Seattle, WA (NPI 1538591359).

Provider details

NPI number: 1538591359
Entity type: Organization
Primary specialty: Rehabilitation Clinic/CenterAmbulatory Health Care Facilities
Organization subpart: No
Authorized official: Aliza Winship-Freyer, Lmp/Owner(206) 261-6974
License: MA00025256 (WA)

Practice location

6121 12th Ave Ne Unit C

Seattle, WA 98115-6703

Phone: (206) 261-6974

Street-level locationGet directions

More WA providers

Mailing address

6121 12th Ave Ne Unit C

Seattle, WA 98115-6703

Specialties & taxonomies

Rehabilitation Clinic/CenterPrimary261QR0400XLicense MA00025256 (WA)
Ambulatory Health Care Facilities

Profile Score

Detailed profile(78/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
13 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Enumerated: 2013-08-02
Last updated: 2013-08-02

Frequently asked questions

What is 12th Ave. Massage & Wellness's NPI number?: 12th Ave. Massage & Wellness's National Provider Identifier (NPI) is 1538591359, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is 12th Ave. Massage & Wellness?: 12th Ave. Massage & Wellness is classified in the NPPES registry as Rehabilitation Clinic/Center (Ambulatory Health Care Facilities).
Where is 12th Ave. Massage & Wellness located?: 12th Ave. Massage & Wellness's practice location on file with NPPES is 6121 12th Ave Ne Unit C, Seattle, WA 98115-6703.
What is 12th Ave. Massage & Wellness's phone number?: The practice phone number listed in the NPPES registry for 12th Ave. Massage & Wellness is (206) 261-6974.
Who is the authorized official for 12th Ave. Massage & Wellness?: The authorized official listed on 12th Ave. Massage & Wellness's NPPES record is Aliza Winship-Freyer, Lmp/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is 12th Ave. Massage & Wellness's NPI active?: Yes — 12th Ave. Massage & Wellness's NPI (1538591359) is active in the NPPES registry as of the last update on 2013-08-02.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions