Margarita Castellanos, OTA/L
NPI 1861181505 · Occupational Therapy Assistant · Whittier, CA
Margarita Castellanos, OTA/L is a Occupational Therapy Assistant provider in Whittier, CA (NPI 1861181505).
Provider details
- NPI number
- 1861181505
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTA/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- OTA1107 (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
3 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
- 2023-05-08
- Last updated
- 2023-05-08
- Certified
- 2023-05-07
Frequently asked questions
- What is Margarita Castellanos's NPI number?
- Margarita Castellanos's National Provider Identifier (NPI) is 1861181505, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margarita Castellanos's specialty?
- Margarita Castellanos is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Margarita Castellanos located?
- Margarita Castellanos's practice location on file with NPPES is 8119 Milliken Ave, Whittier, CA 90602.
- What is Margarita Castellanos's phone number?
- The practice phone number listed in the NPPES registry for Margarita Castellanos is (626) 201-3287.
- Is Margarita Castellanos's NPI active?
- Yes — Margarita Castellanos's NPI (1861181505) is active in the NPPES registry as of the last update on 2023-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.