William Ownbey, OTR/L, CHT
NPI 1255525713 · Hand Occupational Therapist · Lewistown, MT
William Ownbey, OTR/L, CHT is a Hand Occupational Therapist provider in Lewistown, MT (NPI 1255525713).
Provider details
- NPI number
- 1255525713
- Entity type
- Individual
- Primary specialty
- Hand Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L, CHT
- Sex
- Male
- Sole proprietor
- No
- License
- 562 (MT)
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
18 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
- 2007-08-28
- Last updated
- 2007-09-19
Frequently asked questions
- What is William Ownbey's NPI number?
- William Ownbey's National Provider Identifier (NPI) is 1255525713, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ownbey's specialty?
- William Ownbey is listed in the NPPES registry with a primary specialty of Hand Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is William Ownbey located?
- William Ownbey's practice location on file with NPPES is 408 Wendell Ave, Lewistown, MT 59457-2261.
- What is William Ownbey's phone number?
- The practice phone number listed in the NPPES registry for William Ownbey is (406) 538-6378.
- Is William Ownbey's NPI active?
- Yes — William Ownbey's NPI (1255525713) is active in the NPPES registry as of the last update on 2007-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.