Justin Cheng, DDS
General Practice Dentistry · Fremont, CA
Justin Cheng, DDS is a general practice dentistry with a practice address in Fremont, California, and NPI 1386808350, issued on Jul 17, 2008. Check the license (California 46571, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Justin Cheng
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 46571 CA
Self-reported in NPPES; status is on the state search - Practice location
- 38155 Martha Ave, Fremont, CA 94536
- Phone
- (510) 796-1263
- Enumerated
- Jul 17, 2008
- Record last updated
- Jul 17, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (510) 796-9524
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Also registered at 38155 Martha Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Wesley Murakami, DDSDentist1093052599
Verify Justin Cheng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 46571Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% fewer Medicare Part D claims than the average general practice dentistry in 2024
71 Medicare Part D claims for 53 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin50 claims
- Clindamycin Hcl12 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.
Justin Cheng among 17,852 general practice dentistry records in California
Justin Cheng, DDS 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 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 35% 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).
158 general practice dentistry records list a practice address in Fremont
They are 158 of the 4,749 NPPES records with a practice address in Fremont, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Fremont → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Ramiro Alvarez, DDSFremont, CA 945361154461150
- David Bauer, D.D.S.Fremont, CA 945361992832778
- Rodney Chew, D.D.S.Fremont, CA 945361669509220
- Richard Daffner, D.D.S.Fremont, CA 945361326185091
- Sheila Dobee, DDSFremont, CA 945361255487856
- Randall Hashimoto, D.D.S.Fremont, CA 945361255351904
- Christopher Lin, DDS, MPHFremont, CA 945361245368349
- Munira Lokhandwala, DDSFremont, CA 945361750390944
Common questions
What is Justin Cheng, DDS's NPI number?
Justin Cheng, DDS's National Provider Identifier (NPI) is 1386808350, issued on Jul 17, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Justin Cheng, DDS located?
The NPPES record lists a practice address at 38155 Martha Ave, Fremont, CA, 94536. Phone: (510) 796-1263. Providers update this record themselves, so call before visiting.
How can I verify Justin Cheng, DDS's license?
NPPES lists California license number 46571, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Justin Cheng, DDS prescribe under Medicare Part D?
In 2024, Justin Cheng, DDS had 71 Medicare Part D claims for 53 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.