Leon Chung, DDS
Dentist · Pleasanton, CA
Leon Chung, DDS is a dentist with a practice address in Pleasanton, California, and NPI 1679086524, issued on Nov 14, 2017. Check the license (California 102139, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Leon Chung
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 102139 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1491 Cedarwood LN Ste C, Pleasanton, CA 94566
- Phone
- (925) 918-6500
- Enumerated
- Nov 14, 2017
- Record last updated
- Jan 14, 2022
- Fax
- (925) 918-4750
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Verify Leon Chung in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 102139Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average dentist in 2024
39 Medicare Part D claims for 30 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin25 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.
Leon Chung among 14,729 dentist records in California
Leon Chung, DDS is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 73% of them.
- NPI issued2017 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2022 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
43 dentist records list a practice address in Pleasanton
They are 43 of the 2,213 NPPES records with a practice address in Pleasanton, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Pleasanton → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Michele Chalmers, DDSPleasanton, CA 945661336207984
- Alpa Dalal, DDSPleasanton, CA 945661992907265
- Jacqueline Galman, DMDPleasanton, CA 945661710189428
- Yuhao GaoPleasanton, CA 945661336334978
- John Gowey, DDSPleasanton, CA 945661023198462
- Arnold Jacobs, D.D.S.Pleasanton, CA 945661104039361
- Roy Lewis, DDSPleasanton, CA 945661841400934
- Michael McKim, D.D.S.Pleasanton, CA 945661689600173
Common questions
What is Leon Chung, DDS's NPI number?
Leon Chung, DDS's National Provider Identifier (NPI) is 1679086524, issued on Nov 14, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Leon Chung, DDS located?
The NPPES record lists a practice address at 1491 Cedarwood LN Ste C, Pleasanton, CA, 94566. Phone: (925) 918-6500. Providers update this record themselves, so call before visiting.
How can I verify Leon Chung, DDS's license?
NPPES lists California license number 102139, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Leon Chung, DDS prescribe under Medicare Part D?
In 2024, Leon Chung, DDS had 39 Medicare Part D claims for 30 beneficiaries; the average among dentist prescribers was 86. 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.