Thomas Y. Chang, MDS
Dentist · Brockton, MA
Thomas Y. Chang, MDS is a dentist with a practice address in Brockton, Massachusetts, and NPI 1548350549, issued on Oct 13, 2006. Check the license (Massachusetts 17581, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Y. Chang
- Credential
- MDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 17581 MA
Self-reported in NPPES; status is on the state search - Practice location
- 63 Main St, Brockton, MA 02301
- Phone
- (508) 559-6699
- Enumerated
- Oct 13, 2006
- Record last updated
- Jul 12, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (508) 930-5073
- Entity
- Type 1 · individual
8 nearest dentist records → All 2,934 in Massachusetts → Look up another NPI →
Also registered at 63 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danielle AdamRegistered Nurse1396122552
- Valerie Adjorlolo, APRN, NP-CNurse Practitioner1831575661
- Rahana Aju, MDInternal Medicine Physician1861770299
- Lataisha AkekeLicensed Practical Nurse1730566886
- Rima Aljundi, MDPediatrics Physician1962922377
- Amy AllisonRegistered Dietitian1457718140
Verify Thomas Y. Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 17581Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average dentist in 2024
66 Medicare Part D claims for 44 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin28 claims
- Chlorhexidine Gluconate17 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.
Thomas Y. Chang among 2,934 dentist records in Massachusetts
Thomas Y. Chang, MDS is one of 2,934 dentist records with a practice address in Massachusetts. 58% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 88% newer
- In a Medicare fileYes · 58% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2010 · 63% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
50 dentist records list a practice address in Brockton
They are 50 of the 4,287 NPPES records with a practice address in Brockton, and 2,934 dentist records in Massachusetts.
All 2,934 in Massachusetts → Every provider in Brockton → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Grigory Babadustov, DMDBrockton, MA 023011548296874
- Gabriella Babu, DMDBrockton, MA 023011063516250
- Sang Bae, DMDBrockton, MA 023011962566513
- Paul Fitzgerald, DMDBrockton, MA 023011275588956
- Magda Gaul, DMDBrockton, MA 023011083765150
- Katerina HendersonBrockton, MA 023011265565121
- Gary Mikels, DMDBrockton, MA 023011184641136
- Jyoti Mishra, DMDBrocktom, MA 023011619909074
Common questions
What is Thomas Y. Chang, MDS's NPI number?
Thomas Y. Chang, MDS's National Provider Identifier (NPI) is 1548350549, issued on Oct 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Y. Chang, MDS located?
The NPPES record lists a practice address at 63 Main St, Brockton, MA, 02301. Phone: (508) 559-6699. Providers update this record themselves, so call before visiting.
How can I verify Thomas Y. Chang, MDS's license?
NPPES lists Massachusetts license number 17581, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas Y. Chang, MDS prescribe under Medicare Part D?
In 2024, Thomas Y. Chang, MDS had 66 Medicare Part D claims for 44 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.