Young Jun Chang, D.D.S.
General Practice Dentistry · Mountain View, CA
Young Jun Chang, D.D.S. is a general practice dentistry with a practice address in Mountain View, California, and NPI 1700940699, issued on Dec 21, 2006. Check the license (California 60922, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Young Jun Chang
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 60922 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1174 Castro St Ste 114, Mountain View, CA 94040
- Phone
- (650) 965-1595
- Enumerated
- Dec 21, 2006
- Record last updated
- Feb 2, 2022
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Verify Young Jun Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 60922Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average general practice dentistry in 2024
30 Medicare Part D claims for 15 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.
Most prescribed
- Amoxicillin14 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.
Young Jun Chang among 17,852 general practice dentistry records in California
Young Jun Chang, 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 71% 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 updated2022 · 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).
61 general practice dentistry records list a practice address in Mountain View
They are 61 of the 2,467 NPPES records with a practice address in Mountain View, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Mountain View → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Maryam Amidi, DDSMountain View, CA 940401891882114
- Thomas Farris, DDSMountain View, CA 940401457443442
- James Gorrell, D.D.S.Mountain View, CA 940401043228208
- Maryam Hedayati, DDSMountain View, CA 940401992899744
- David Johnson, D.D.S.Mountain View, CA 940401811912090
- Michael Lopez, D.D.S.Mountain View, CA 940401578581641
- Patrick McEvoy, DDSMountain View, CA 940401932206588
- Donald Miller, D.D.S.Mountain View, CA 940401790709780
Common questions
What is Young Jun Chang, D.D.S.'s NPI number?
Young Jun Chang, D.D.S.'s National Provider Identifier (NPI) is 1700940699, issued on Dec 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Young Jun Chang, D.D.S. located?
The NPPES record lists a practice address at 1174 Castro St Ste 114, Mountain View, CA, 94040. Phone: (650) 965-1595. Providers update this record themselves, so call before visiting.
How can I verify Young Jun Chang, D.D.S.'s license?
NPPES lists California license number 60922, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Young Jun Chang, D.D.S. prescribe under Medicare Part D?
In 2024, Young Jun Chang, D.D.S. had 30 Medicare Part D claims for 15 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.