OrganizationActive
Loo, Hsiao, & Tsai, a Professional Corporation
NPI 1467760561 · Orthodontics and Dentofacial Orthopedics Dentistry · Signal Hill, CA
Provider details
- NPI number
- 1467760561
- Entity type
- Organization
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Organization subpart
- No
- Authorized official
- Matthew Tsai, Ceo(562) 981-5002
- License
- 45489 (CA)
Specialties & taxonomies
Dental Providers
Dental Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
1680 E Hill St
3rd Fl
Signal Hill, CA 90755-3612
Phone: (562) 424-6200
Fax: (562) 981-5074
Street-level locationGet directions
Mailing address
Po Box 93122
Long Beach, CA 90809-3122
Other names (DBA / former)
- Doing business as
- California Dental Specialties
Registry dates
- Enumerated
- 2010-09-23
- Last updated
- 2010-09-23
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.