Mason Chang, M.D.
Psychiatry Physician · New Hyde Park, NY
Mason Chang, M.D. is a psychiatry physician with a practice address in New Hyde Park, New York, and NPI 1437546736, issued on Apr 24, 2015. Check the license (New York 282054, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mason Chang
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 282054 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1951 Stewart Ave, New Hyde Park, NY 11040
- Phone
- (516) 260-1043
- Enumerated
- Apr 24, 2015
- Record last updated
- Dec 18, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 6,589 in New York → Look up another NPI →
Verify Mason Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 282054Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% more Medicare Part D claims than the average psychiatry physician in 2024
1,010 Medicare Part D claims for 27 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Olanzapine102 claims
- Benztropine Mesylate75 claims
- Gabapentin53 claims
- Escitalopram Oxalate49 claims
- Divalproex Sodium Er41 claims
- Clozapine40 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.
Mason Chang among 6,589 psychiatry physician records in New York
Mason Chang, M.D. is one of 6,589 psychiatry physician records with a practice address in New York. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 77% of them.
- NPI issued2015 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 39% of these records are
- Record last updated2019 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in New York
There are 6,589 psychiatry physician records in New York.
All 6,589 in New York → Every provider in New Hyde Park → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Afton Bergel, M.D.New Hyde Park, NY 110401346568334
- Bridget Collins, MDNew Hyde Park, NY 110401487056255
- Danilynn De Claro, M.DNew Hyde Park, NY 110401740581941
- Joanna Gedzior, M.D.New Hyde Park, NY 110401043485691
- Rafael Gonzalez-Alonso, M.D.New Hyde Park, NY 110401750693370
- Ronald Gordon, MDNew Hyde Park, NY 110401306874151
- Annupriya Itteera, MDNew Hyde Park, NY 110401518922939
- Richard Pleak, MDNew Hyde Park, NY 110401285782946
Common questions
What is Mason Chang, M.D.'s NPI number?
Mason Chang, M.D.'s National Provider Identifier (NPI) is 1437546736, issued on Apr 24, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Mason Chang, M.D. located?
The NPPES record lists a practice address at 1951 Stewart Ave, New Hyde Park, NY, 11040. Phone: (516) 260-1043. Providers update this record themselves, so call before visiting.
How can I verify Mason Chang, M.D.'s license?
NPPES lists New York license number 282054, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mason Chang, M.D. prescribe under Medicare Part D?
In 2024, Mason Chang, M.D. had 1,010 Medicare Part D claims for 27 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.