Hsin-Ti S. Chang, DDS
Endodontics · Del Mar, CA
Hsin-Ti S. Chang, DDS is an endodontics with a practice address in Del Mar, California, and NPI 1356500839, issued on Jun 9, 2008. Check the license (California 59407, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Hsin-Ti S. Chang
- Credential
- DDS
- Primary taxonomy
- Endodontics 1223E0200X
- License numbers
- 59407 CA
00206495 CO
2901019793 MI
Self-reported in NPPES; status is on the state search - Practice location
- 13760 Portofino Dr Apt A, Del Mar, CA 92014
- Phone
- (734) 834-8830
- Enumerated
- Jun 9, 2008
- Record last updated
- Dec 11, 2025
- Entity
- Type 1 · individual
8 nearest endodontics records → All 1,018 in California → Look up another NPI →
Verify Hsin-Ti S. 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 59407Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average endodontics in 2024
80 Medicare Part D claims for 57 beneficiaries, against an average of 121 among the 4,119 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 12 claims were for opioids.
Most prescribed
- Azithromycin36 claims
- Amoxicillin12 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.
Hsin-Ti S. Chang among 1,018 endodontics records in California
Hsin-Ti S. Chang, 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 2008, is newer than 58% of them.
- NPI issued2008 · 58% of these records are older, 34% 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 updated2025 · 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 Del Mar → Endodontics nationwide →
The 8 endodontics records with the nearest ZIP codes
- Natalia Finn, DDSCarlsbad, CA 920111194124867
- Rakan Alzwaideh, D.D.S.Carlsbad, CA 920091942669312
- Michael GlennCarlsbad, CA 920091902489891
- Gregory Hein, D.D.SCarlsbad, CA 920091588923585
- Harold Jacobson, D.D.S.El Cajon, CA 920201114041993
- Craig Malin, D.M.D.Carlsbad, CA 920081952490070
- Steven Merchant, D.D.S.Carlsbad, CA 920081972696847
- S Rahnejat, DDSEl Cajon, CA 920201669402368
Common questions
What is Hsin-Ti S. Chang, DDS's NPI number?
Hsin-Ti S. Chang, DDS's National Provider Identifier (NPI) is 1356500839, issued on Jun 9, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Hsin-Ti S. Chang, DDS located?
The NPPES record lists a practice address at 13760 Portofino Dr Apt A, Del Mar, CA, 92014. Phone: (734) 834-8830. Providers update this record themselves, so call before visiting.
How can I verify Hsin-Ti S. Chang, DDS's license?
NPPES lists California license number 59407, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Hsin-Ti S. Chang, DDS prescribe under Medicare Part D?
In 2024, Hsin-Ti S. Chang, DDS had 80 Medicare Part D claims for 57 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.