Registry data as of Aug 27, 2026

Katherine Tanaka, DDS

General Practice Dentistry · Chula Vista, CA

Katherine Tanaka, DDS is a general practice dentistry with a practice address in Chula Vista, California, and NPI 1487787644, issued on Mar 14, 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
1487787644
Name
Katherine Tanaka
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
Practice location
212 Church Ave, Chula Vista, CA 91910
Phone
(619) 420-8696
Enumerated
Mar 14, 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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Also registered at 212 Church Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lilyn Djie, DDSGeneral Practice Dentistry1295868453

Verify Katherine Tanaka 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 →

73% fewer Medicare Part D claims than the average general practice dentistry in 2024

23 Medicare Part D claims for 17 beneficiaries, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D.

  1. Katherine Tanaka23
  2. Specialty average84

Most prescribed

  1. Amoxicillin11 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.

112 general practice dentistry records list a Chula Vista practice address

They are 112 of the 5,329 NPPES records with a Chula Vista 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 Katherine Tanaka, DDS's NPI number?

Katherine Tanaka, DDS's National Provider Identifier (NPI) is 1487787644, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Tanaka, DDS located?

The NPPES record lists a practice address at 212 Church Ave, Chula Vista, CA, 91910. Phone: (619) 420-8696. Providers update this record themselves, so call before visiting.

How can I verify Katherine Tanaka, DDS's license?

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

How much does Katherine Tanaka, DDS prescribe under Medicare Part D?

In 2024, Katherine Tanaka, DDS had 23 Medicare Part D claims for 17 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.