IndividualActive
Cristina Sierra, RN
NPI 1972238574 · Case Management Registered Nurse · Lynwood, CA
Cristina Sierra, RN is a Case Management Registered Nurse provider in Lynwood, CA (NPI 1972238574).
Provider details
- NPI number
- 1972238574
- Entity type
- Individual
- Primary specialty
- Case Management Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95222560 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(60/100 index)
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
3820 Martin Luther King Jr Blvd
Lynwood, CA 90262-3625
Phone: (310) 632-0415
Street-level locationGet directions
Mailing address
3820 Martin Luther King Jr Blvd
Lynwood, CA 90262-3625
Registry dates
- Enumerated
- 2022-07-19
- Last updated
- 2022-07-19
- Certified
- 2022-07-19
Frequently asked questions
- What is Cristina Sierra's NPI number?
- Cristina Sierra's National Provider Identifier (NPI) is 1972238574, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cristina Sierra's specialty?
- Cristina Sierra is listed in the NPPES registry with a primary specialty of Case Management Registered Nurse (Nursing Service Providers).
- Where is Cristina Sierra located?
- Cristina Sierra's practice location on file with NPPES is 3820 Martin Luther King Jr Blvd, Lynwood, CA 90262-3625.
- What is Cristina Sierra's phone number?
- The practice phone number listed in the NPPES registry for Cristina Sierra is (310) 632-0415.
- Is Cristina Sierra's NPI active?
- Yes — Cristina Sierra's NPI (1972238574) is active in the NPPES registry as of the last update on 2022-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.