Ian Williamson
NPI 1396696381 · Physical Therapist · Glendale, AZ
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Williamson is a Physical Therapist provider in Glendale, AZ (NPI 1396696381).
Provider details
- NPI number
- 1396696381
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- No
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
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2026-02-05
- Last updated
- 2026-02-05
- Certified
- 2026-02-05
Frequently asked questions
- What is Ian Williamson's NPI number?
- Ian Williamson's National Provider Identifier (NPI) is 1396696381, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Williamson's specialty?
- Ian Williamson is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Ian Williamson located?
- Ian Williamson's practice location on file with NPPES is 9494 W Northern Ave Ste 114&115, Glendale, AZ 85305-1118.
- What is Ian Williamson's phone number?
- The practice phone number listed in the NPPES registry for Ian Williamson is (623) 745-3112.
- Does Ian Williamson accept Medicare?
- Ian Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Williamson's NPI active?
- Yes — Ian Williamson's NPI (1396696381) is active in the NPPES registry as of the last update on 2026-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.