David J. Leong, D.M.D.
General Practice Dentistry · Antioch, CA
David J. Leong, D.M.D. is a general practice dentistry with a practice address in Antioch, California, and NPI 1801015813, issued on Apr 25, 2007. Check the license (California 38553, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David J. Leong
- Credential
- D.M.D.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 38553 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2642B Somersville RD, Antioch, CA 94509
- Phone
- (925) 778-4600
- Enumerated
- Apr 25, 2007
- Record last updated
- Jul 16, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (925) 777-2061
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Verify David J. Leong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 38553Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average general practice dentistry in 2024
20 Medicare Part D claims for 12 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
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.
David J. Leong among 17,852 general practice dentistry records in California
David J. Leong, D.M.D. 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 updated2008 · 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).
39 general practice dentistry records list a practice address in Antioch
They are 39 of the 2,184 NPPES records with a practice address in Antioch, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Antioch → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- David Brown, D.D.S.Antioch, CA 945091467506303
- Daniel Burk, D.D.S.Antioch, CA 945091396894432
- David Campos, DDSAntioch, CA 945091073615167
- Mounir Guirguis, DDSAntioch, CA 945091134458177
- Farooq Khan, D.D.S.Antioch, CA 945091487716510
- Dennis Lamb, D.D.S.Antioch, CA 945091659422756
- William Morrice, DDSAntioch, CA 945091386761781
- Farhad Partovi, D.D.S.Antioch, CA 945091407913577
Common questions
What is David J. Leong, D.M.D.'s NPI number?
David J. Leong, D.M.D.'s National Provider Identifier (NPI) is 1801015813, issued on Apr 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is David J. Leong, D.M.D. located?
The NPPES record lists a practice address at 2642B Somersville RD, Antioch, CA, 94509. Phone: (925) 778-4600. Providers update this record themselves, so call before visiting.
How can I verify David J. Leong, D.M.D.'s license?
NPPES lists California license number 38553, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does David J. Leong, D.M.D. prescribe under Medicare Part D?
In 2024, David J. Leong, D.M.D. had 20 Medicare Part D claims for 12 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.