Mary Chien, BDS, MSC(DENT)
NPI 1144405556 · Endodontics · Hacienda Heights, CA
Enrolled with Medicare as Order and Referring Only - Oral Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Chien, BDS, MSC(DENT) is a Endodontics provider in Hacienda Heights, CA (NPI 1144405556).
Provider details
- NPI number
- 1144405556
- Entity type
- Individual
- Primary specialty
- EndodonticsDental Providers
- Credential
- BDS, MSC(DENT)
- Sex
- Female
- Sole proprietor
- No
- License
- 47055 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
Mailing address
Registry dates
- Enumerated
- 2008-01-03
- Last updated
- 2009-04-07
Frequently asked questions
- What is Mary Chien's NPI number?
- Mary Chien's National Provider Identifier (NPI) is 1144405556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Chien's specialty?
- Mary Chien is listed in the NPPES registry with a primary specialty of Endodontics (Dental Providers).
- Where is Mary Chien located?
- Mary Chien's practice location on file with NPPES is 16388 Colima Rd, Hacienda Heights, CA 91745-5521.
- What is Mary Chien's phone number?
- The practice phone number listed in the NPPES registry for Mary Chien is (626) 968-9682.
- Does Mary Chien accept Medicare?
- Mary Chien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Chien's NPI active?
- Yes — Mary Chien's NPI (1144405556) is active in the NPPES registry as of the last update on 2009-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.