Barry Chiang, DDS
Endodontics · Downey, CA
Barry Chiang, DDS is an endodontics with a practice address in Downey, California, and NPI 1578962304, issued on Aug 18, 2014. Check the license (California 63926, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Barry Chiang
- Credential
- DDS
- Primary taxonomy
- Endodontics 1223E0200X
- License number
- 63926 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9474 Firestone Blvd, Downey, CA 90241
- Phone
- (562) 803-4224
- Enumerated
- Aug 18, 2014
- Record last updated
- Jun 2, 2022
- Entity
- Type 1 · individual
8 nearest endodontics records → All 1,018 in California → Look up another NPI →
Also registered at 9474 Firestone Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hannah Ehrenreich, D.D.S.General Practice Dentistry1184909491
- Ali Riazi, DDSDentist1821187592
- Roanna Siangio, DMDDentist1134217052
- Jettie Uyanne, DDSOral and Maxillofacial Surgery (Dentist)1972681104
- Wendy Wong, D.D.S.General Practice Dentistry1780086017
Verify Barry Chiang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 63926Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average endodontics in 2024
26 Medicare Part D claims for 19 beneficiaries, against an average of 121 among the 4,119 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.
Barry Chiang among 1,018 endodontics records in California
Barry Chiang, DDS is one of 1,018 endodontics records with a practice address in California. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 82% of them.
- NPI issued2014 · 82% of these records are older, 15% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2022 · 78% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223E0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endodontics providers in California
There are 1,018 endodontics records in California.
All 1,018 in California → Every provider in Downey → Endodontics nationwide →
The 8 endodontics records with the nearest ZIP codes
- Stephen Ferraro, D.D.S.Downey, CA 902411255458097
- Sonia Molina, D.M.D.,M.P.H.Downey, CA 902411831390293
- Ruoxue Feng, DMDDowney, CA 902401457700171
- Ankit Keshav, DDSDowney, CA 902401093243461
- Kamyar Sadeghein, D.D.SDowney, CA 902401144584046
- Alabbas Hussain, DMDHawthorne, CA 902501790200160
- Lewis Overbey, DDSBeverly Hills, CA 902301487961603
- Jeffrey Kawilarang, D.D.S., M.S.D.Huntington Park, CA 902551780994475
Common questions
What is Barry Chiang, DDS's NPI number?
Barry Chiang, DDS's National Provider Identifier (NPI) is 1578962304, issued on Aug 18, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Barry Chiang, DDS located?
The NPPES record lists a practice address at 9474 Firestone Blvd, Downey, CA, 90241. Phone: (562) 803-4224. Providers update this record themselves, so call before visiting.
How can I verify Barry Chiang, DDS's license?
NPPES lists California license number 63926, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Barry Chiang, DDS prescribe under Medicare Part D?
In 2024, Barry Chiang, DDS had 26 Medicare Part D claims for 19 beneficiaries; the average among endodontics prescribers was 121. 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.