Ruth Sun
NPI 1831215425 · Mental Health Occupational Therapist · Pomona, CA
Ruth Sun is a Mental Health Occupational Therapist provider in Pomona, CA (NPI 1831215425).
Provider details
- NPI number
- 1831215425
- Entity type
- Individual
- Primary specialty
- Mental Health Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- OT 557 (CA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
- 2007-03-22
- Last updated
- 2020-09-29
- Certified
- 2020-09-29
Frequently asked questions
- What is Ruth Sun's NPI number?
- Ruth Sun's National Provider Identifier (NPI) is 1831215425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Sun's specialty?
- Ruth Sun is listed in the NPPES registry with a primary specialty of Mental Health Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Ruth Sun located?
- Ruth Sun's practice location on file with NPPES is 2008 N Garey Ave, Pomona, CA 91767-2722.
- What is Ruth Sun's phone number?
- The practice phone number listed in the NPPES registry for Ruth Sun is (909) 623-6131.
- Is Ruth Sun's NPI active?
- Yes — Ruth Sun's NPI (1831215425) is active in the NPPES registry as of the last update on 2020-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.