IndividualActive
Michelle Sierra
NPI 1851067177 · Clinical Social Worker · Nuevo, CA
Michelle Sierra is a Clinical Social Worker provider in Nuevo, CA (NPI 1851067177).
Provider details
- NPI number
- 1851067177
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 112058 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(62/100 index)
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
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
29780 Reservoir Ave
Nuevo, CA 92567
Phone: (951) 928-3836
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 633
Garden Grove, CA 92842-0633
Registry dates
- Enumerated
- 2021-08-17
- Last updated
- 2026-02-23
- Certified
- 2026-02-23
Frequently asked questions
- What is Michelle Sierra's NPI number?
- Michelle Sierra's National Provider Identifier (NPI) is 1851067177, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Sierra's specialty?
- Michelle Sierra is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Michelle Sierra located?
- Michelle Sierra's practice location on file with NPPES is 29780 Reservoir Ave, Nuevo, CA 92567.
- What is Michelle Sierra's phone number?
- The practice phone number listed in the NPPES registry for Michelle Sierra is (951) 928-3836.
- Is Michelle Sierra's NPI active?
- Yes — Michelle Sierra's NPI (1851067177) is active in the NPPES registry as of the last update on 2026-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.