Marianna Sidella
NPI 1063151934 · Clinical Social Worker · Pasadena, CA
Marianna Sidella is a Clinical Social Worker provider in Pasadena, CA (NPI 1063151934).
Provider details
- NPI number
- 1063151934
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Student, Health Care
- Rehabilitation Practitioner225400000X
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
4 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
- 2022-05-31
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Marianna Sidella's NPI number?
- Marianna Sidella's National Provider Identifier (NPI) is 1063151934, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianna Sidella's specialty?
- Marianna Sidella is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marianna Sidella located?
- Marianna Sidella's practice location on file with NPPES is 1020 S Arroyo Pkwy Ste 100, Pasadena, CA 91105-3973.
- What is Marianna Sidella's phone number?
- The practice phone number listed in the NPPES registry for Marianna Sidella is (626) 403-2794.
- Is Marianna Sidella's NPI active?
- Yes — Marianna Sidella's NPI (1063151934) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.