NPPES file of Aug 9, 2026

John Yungho Choi, D.D.S.

General Practice Dentistry · Campbell, CA

John Yungho Choi, D.D.S. is a general practice dentistry with a practice address in Campbell, California, and NPI 1740494673, issued on May 10, 2007. Check the license (California 38507, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1740494673
Name
John Yungho Choi
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
38507 CA
Self-reported in NPPES; status is on the state search
Practice location
215 W Hamilton Ave, Campbell, CA 95008
Phone
(408) 374-0747
Enumerated
May 10, 2007
Record last updated
Nov 23, 2014 (not updated in 12 years: call before relying on the address or phone)
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

Also registered at 215 W Hamilton Ave

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

  1. Dawn Kahng, DDSDentist1194845040
  2. Dong-Youn Shin, D. D. S.General Practice Dentistry1639321755

Verify John Yungho Choi 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 38507
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

39% fewer Medicare Part D claims than the average general practice dentistry in 2024

51 Medicare Part D claims for 26 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. John Choi51
  2. Specialty average83

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.

Industry payments in 2024: $15.21

1 payment: food and beverage; the largest payer was Geistlich Pharma, North America, Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Choi$15.21
  2. Specialty average$597.01

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

John Yungho Choi among 17,852 general practice dentistry records in California

John Yungho Choi, D.D.S. is one of 17,852 general practice dentistry records with a practice address in California. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 29% of them.

  • NPI issued2007 · 29% of these records are older, 40% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2014 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

27 general practice dentistry records list a practice address in Campbell

They are 27 of the 1,821 NPPES records with a practice address in Campbell, and 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. William.. Brownridge, D.D.S.Campbell, CA 950081669580254
  2. James Carter, D.D.S.Campbell, CA 950081194736967
  3. Farnoush Drexel, DDSCampbell, CA 950081326166174
  4. Donald Foulk, D.D.S.Campbell, CA 950081508870528
  5. Thomas Hughes, DDSCampbell, CA 950081699885566
  6. Ronald Judd, D.D.S.Campbell, CA 950081467557595
  7. Barton Machado, DDSCampbell, CA 950081467572982
  8. Clifford Marks, D.D.S.Campbell, CA 950081396741484

Common questions

What is John Yungho Choi, D.D.S.'s NPI number?

John Yungho Choi, D.D.S.'s National Provider Identifier (NPI) is 1740494673, issued on May 10, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John Yungho Choi, D.D.S. located?

The NPPES record lists a practice address at 215 W Hamilton Ave, Campbell, CA, 95008. Phone: (408) 374-0747. Providers update this record themselves, so call before visiting.

How can I verify John Yungho Choi, D.D.S.'s license?

NPPES lists California license number 38507, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does John Yungho Choi, D.D.S. prescribe under Medicare Part D?

In 2024, John Yungho Choi, D.D.S. had 51 Medicare Part D claims for 26 beneficiaries; the average among general practice dentistry prescribers was 83. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.