Michael Horswill
NPI 1649486549 · Massage Therapist · Vashon, WA
Michael Horswill is a Massage Therapist provider in Vashon, WA (NPI 1649486549).
Provider details
- NPI number
- 1649486549
- Entity type
- Individual
- Primary specialty
- Massage TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- MA00014362 (WA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Michael Horswill's NPI number?
- Michael Horswill's National Provider Identifier (NPI) is 1649486549, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Horswill's specialty?
- Michael Horswill is listed in the NPPES registry with a primary specialty of Massage Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Michael Horswill located?
- Michael Horswill's practice location on file with NPPES is 17232 Vashon Highway Sw, Vashon, WA 98070.
- What is Michael Horswill's phone number?
- The practice phone number listed in the NPPES registry for Michael Horswill is (206) 463-5739.
- Is Michael Horswill's NPI active?
- Yes — Michael Horswill's NPI (1649486549) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.