John Williamson, LMT
NPI 1083867634 · Massage Therapist · Portland, ME
John Williamson, LMT is a Massage Therapist provider in Portland, ME (NPI 1083867634).
Provider details
- NPI number
- 1083867634
- Entity type
- Individual
- Primary specialty
- Massage TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- LMT
- Sex
- Male
- Sole proprietor
- Yes
- License
- MT3522 (ME)
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
17 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
- 2008-10-28
- Last updated
- 2008-10-28
Frequently asked questions
- What is John Williamson's NPI number?
- John Williamson's National Provider Identifier (NPI) is 1083867634, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Williamson's specialty?
- John Williamson is listed in the NPPES registry with a primary specialty of Massage Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is John Williamson located?
- John Williamson's practice location on file with NPPES is 805 Stevens Ave, Portland, ME 04103-2647.
- What is John Williamson's phone number?
- The practice phone number listed in the NPPES registry for John Williamson is (207) 317-1370.
- Is John Williamson's NPI active?
- Yes — John Williamson's NPI (1083867634) is active in the NPPES registry as of the last update on 2008-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.