OrganizationActive
Tsai, Hsiao & Loo Dental Corporation
NPI 1902922990 · Dentist · Santa Ana, CA
Tsai, Hsiao & Loo Dental Corporation is a Dentist organization in Santa Ana, CA (NPI 1902922990).
Provider details
- NPI number
- 1902922990
- Entity type
- Organization
- Primary specialty
- DentistDental Providers
- Organization subpart
- No
- Authorized official
- Maria Williamson, Supervisor(562) 424-6200
- License
- 48503 (CA)
Specialties & taxonomies
Dental Providers
Dental Providers
- Dentist122300000X
Dental Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
1400 N. Main St
Santa Ana, CA 92701-2321
Phone: (714) 541-7928
Fax: (714) 480-0433
Street-level locationGet directions
Mailing address
P.o Box 93122
Long Beach, CA 90809
Other names (DBA / former)
- Doing business as
- Universal Care Dental
Registry dates
- Enumerated
- 2007-03-21
- Last updated
- 2009-11-24
Frequently asked questions
- What is Tsai, Hsiao & Loo Dental Corporation's NPI number?
- Tsai, Hsiao & Loo Dental Corporation's National Provider Identifier (NPI) is 1902922990, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Tsai, Hsiao & Loo Dental Corporation?
- Tsai, Hsiao & Loo Dental Corporation is classified in the NPPES registry as Dentist (Dental Providers).
- Where is Tsai, Hsiao & Loo Dental Corporation located?
- Tsai, Hsiao & Loo Dental Corporation's practice location on file with NPPES is 1400 N. Main St, Santa Ana, CA 92701-2321.
- What is Tsai, Hsiao & Loo Dental Corporation's phone number?
- The practice phone number listed in the NPPES registry for Tsai, Hsiao & Loo Dental Corporation is (714) 541-7928.
- Who is the authorized official for Tsai, Hsiao & Loo Dental Corporation?
- The authorized official listed on Tsai, Hsiao & Loo Dental Corporation's NPPES record is Maria Williamson, Supervisor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Tsai, Hsiao & Loo Dental Corporation's NPI active?
- Yes — Tsai, Hsiao & Loo Dental Corporation's NPI (1902922990) is active in the NPPES registry as of the last update on 2009-11-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.