Registry data as of Aug 27, 2026

Yin Chien, DDS

General Practice Dentistry · Joshua Tree, CA

Yin Chien, DDS is a general practice dentistry with a practice address in Joshua Tree, California, and NPI 1609077981, issued on May 31, 2007. Check the license (California 42287, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1609077981
Name
Yin Chien
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
42287 CA
Self-reported in NPPES; status is on the state search
Practice location
61771 29 Palms Hwy, Joshua Tree, CA 92252
Phone
(760) 366-8877
Enumerated
May 31, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Verify Yin Chien in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 42287
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

38% more Medicare Part D claims than the average general practice dentistry in 2024

116 Medicare Part D claims for 38 beneficiaries, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D.

  1. Yin Chien116
  2. Specialty average84

Most prescribed

  1. Ibuprofen50 claims
  2. Amoxicillin43 claims
  3. Clindamycin Hcl12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

3 general practice dentistry records list a Joshua Tree practice address

They are 3 of the 85 NPPES records with a Joshua Tree practice address, and 17,740 general practice dentistry records in California.

Other general practice dentistry records in California

  1. Ronald Aanerud, DDSSan Diego, CA1871752931
  2. Steven Aaronson, D.D.S.Santa Monica, CA1265455851
  3. Shahrzad Aarup, DDSPomona, CA1265784367
  4. Al Abad, DDSSan Jose, CA1104992148
  5. Erwin Abad, D.D.S.Canoga Park, CA1861590093
  6. Francine Abad, DDSSan Francisco, CA1942700810
  7. Maria Abad, D.D.S.Norwalk, CA1215006754
  8. Mark Ryan Abad, DDSDaly City, CA1770357394
  9. Sanaz Abadi, D.D.S.Los Angeles, CA1699934026
  10. Ernesto Abadilla, DDSPalm Desert, CA1508063801

Common questions

What is Yin Chien, DDS's NPI number?

Yin Chien, DDS's National Provider Identifier (NPI) is 1609077981, issued on May 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Yin Chien, DDS located?

The NPPES record lists a practice address at 61771 29 Palms Hwy, Joshua Tree, CA, 92252. Phone: (760) 366-8877. Providers update this record themselves, so call before visiting.

How can I verify Yin Chien, DDS's license?

NPPES lists California license number 42287, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Yin Chien, DDS prescribe under Medicare Part D?

In 2024, Yin Chien, DDS had 116 Medicare Part D claims for 38 beneficiaries; the average among general practice dentistry prescribers was 84. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.