IndividualActive
Joanna Sayaseng, BI
NPI 1821809856 · Behavior Analyst · Garden Grove, CA
Joanna Sayaseng, BI is a Behavior Analyst provider in Garden Grove, CA (NPI 1821809856).
Provider details
- NPI number
- 1821809856
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Credential
- BI
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(49/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
12062 Valley View St Ste 210
Garden Grove, CA 92845-1739
Phone: (562) 356-8600
Street-level locationGet directions
Mailing address
555 N Commonwealth Ave # 4128
Fullerton, CA 92831-3602
Registry dates
- Enumerated
- 2025-01-17
- Last updated
- 2025-01-17
- Certified
- 2025-01-17
Frequently asked questions
- What is Joanna Sayaseng's NPI number?
- Joanna Sayaseng's National Provider Identifier (NPI) is 1821809856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Sayaseng's specialty?
- Joanna Sayaseng is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Joanna Sayaseng located?
- Joanna Sayaseng's practice location on file with NPPES is 12062 Valley View St Ste 210, Garden Grove, CA 92845-1739.
- What is Joanna Sayaseng's phone number?
- The practice phone number listed in the NPPES registry for Joanna Sayaseng is (562) 356-8600.
- Is Joanna Sayaseng's NPI active?
- Yes — Joanna Sayaseng's NPI (1821809856) is active in the NPPES registry as of the last update on 2025-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.