Mariella Ysobel Timbang, OTR/L
NPI 1023617248 · Occupational Therapist · Fullerton, CA
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariella Ysobel Timbang, OTR/L is a Occupational Therapist provider in Fullerton, CA (NPI 1023617248).
Provider details
- NPI number
- 1023617248
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- 21668 (CA)
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
5 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
- 2020-10-19
- Last updated
- 2025-08-27
- Certified
- 2025-08-27
Frequently asked questions
- What is Mariella Ysobel Timbang's NPI number?
- Mariella Ysobel Timbang's National Provider Identifier (NPI) is 1023617248, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariella Ysobel Timbang's specialty?
- Mariella Ysobel Timbang is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mariella Ysobel Timbang located?
- Mariella Ysobel Timbang's practice location on file with NPPES is 423 Imperial Hwy, Fullerton, CA 92835-1146.
- What is Mariella Ysobel Timbang's phone number?
- The practice phone number listed in the NPPES registry for Mariella Ysobel Timbang is (714) 465-4777.
- Does Mariella Ysobel Timbang accept Medicare?
- Mariella Ysobel Timbang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariella Ysobel Timbang's NPI active?
- Yes — Mariella Ysobel Timbang's NPI (1023617248) is active in the NPPES registry as of the last update on 2025-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.