Katherine O'Brien
NPI 1831729714 · Occupational Therapist · Gilbert, AZ
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine O'Brien is a Occupational Therapist provider in Gilbert, AZ (NPI 1831729714).
Provider details
- NPI number
- 1831729714
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- OTH-007291 (AZ)
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
6 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
- 2020-01-20
- Last updated
- 2020-01-20
- Certified
- 2020-01-20
Frequently asked questions
- What is Katherine O'Brien's NPI number?
- Katherine O'Brien's National Provider Identifier (NPI) is 1831729714, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine O'Brien's specialty?
- Katherine O'Brien is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Katherine O'Brien located?
- Katherine O'Brien's practice location on file with NPPES is 4535 E Laurel Ave, Gilbert, AZ 85234-7664.
- What is Katherine O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Katherine O'Brien is (480) 456-5022.
- Does Katherine O'Brien accept Medicare?
- Katherine O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine O'Brien's NPI active?
- Yes — Katherine O'Brien's NPI (1831729714) is active in the NPPES registry as of the last update on 2020-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.