Registry data as of Aug 27, 2026

Xiang Ning Han, D.D.S

General Practice Dentistry · Montclair, CA

Xiang Ning Han, D.D.S is a general practice dentistry with a practice address in Montclair, California, and NPI 1619175452, issued on Jul 3, 2007. Check the license 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
1619175452
Name
Xiang Ning Han
Credential
D.D.S
Primary taxonomy
General Practice Dentistry 1223G0001X
Practice location
4439 Mission Blvd, Montclair, CA 91763
Phone
(909) 627-5856
Enumerated
Jul 3, 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.
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Verify Xiang Ning Han in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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% fewer Medicare Part D claims than the average general practice dentistry in 2024

52 Medicare Part D claims for 28 beneficiaries, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Xiang Ning Han52
  2. Specialty average84

Most prescribed

  1. Amoxicillin26 claims
  2. Ibuprofen18 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.

11 general practice dentistry records list a Montclair practice address

They are 11 of the 1,301 NPPES records with a Montclair 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 Xiang Ning Han, D.D.S's NPI number?

Xiang Ning Han, D.D.S's National Provider Identifier (NPI) is 1619175452, issued on Jul 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Xiang Ning Han, D.D.S located?

The NPPES record lists a practice address at 4439 Mission Blvd, Montclair, CA, 91763. Phone: (909) 627-5856. Providers update this record themselves, so call before visiting.

How can I verify Xiang Ning Han, D.D.S's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Xiang Ning Han, D.D.S prescribe under Medicare Part D?

In 2024, Xiang Ning Han, D.D.S had 52 Medicare Part D claims for 28 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.