Maria Sierra
NPI 1154910966 · Rehabilitation Practitioner · Pico Rivera, CA
Maria Sierra is a Rehabilitation Practitioner provider in Pico Rivera, CA (NPI 1154910966).
Provider details
- NPI number
- 1154910966
- Entity type
- Individual
- Primary specialty
- Rehabilitation PractitionerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
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
83% 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
- 2021-01-15
- Last updated
- 2021-01-15
- Certified
- 2021-01-15
Frequently asked questions
- What is Maria Sierra's NPI number?
- Maria Sierra's National Provider Identifier (NPI) is 1154910966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Sierra's specialty?
- Maria Sierra is listed in the NPPES registry with a primary specialty of Rehabilitation Practitioner (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Maria Sierra located?
- Maria Sierra's practice location on file with NPPES is 9101 Whittier Blvd, Pico Rivera, CA 90660-2405.
- What is Maria Sierra's phone number?
- The practice phone number listed in the NPPES registry for Maria Sierra is (562) 801-4626.
- Is Maria Sierra's NPI active?
- Yes — Maria Sierra's NPI (1154910966) is active in the NPPES registry as of the last update on 2021-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.