Chung-Yu Hsiao, M.D.
Emergency Medicine Physician · Waterbury, CT
Chung-Yu Hsiao, M.D. is an emergency medicine physician with a practice address in Waterbury, Connecticut, and NPI 1275796484, issued on Jul 8, 2008. Check the license on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Chung-Yu Hsiao
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MT193044 PA
Self-reported in NPPES; status is on the state search - Practice location
- 56 Franklin St, Waterbury, CT 06706
- Phone
- (203) 709-6004
- Enumerated
- Jul 8, 2008
- Record last updated
- Nov 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 846 in Connecticut → Look up another NPI →
Also registered at 56 Franklin St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Celin Abraham, PA-CPhysician Assistant1407171085
- Diego Accorsi, MDStudent in an Organized Health Care Education/Training Program1700307535
- Ireneo Adao, RRTRegistered Respiratory Therapist1609063973
- Caterina Aiello, DOSurgery Physician1922669522
- Michael Ajemian, MDSurgery Physician1699702357
- Abeera Akram, MDCardiovascular Disease Physician1497240238
Verify Chung-Yu Hsiao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% more Medicare Part D claims than the average emergency medicine physician in 2024
252 Medicare Part D claims for 170 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 21 claims were for opioids.
Most prescribed
- Cephalexin38 claims
- Prednisone31 claims
- Ondansetron Odt29 claims
- Tramadol Hcl14 claims
- Ibuprofen13 claims
- Albuterol Sulfate Hfa11 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.
Chung-Yu Hsiao among 846 emergency medicine physician records in Connecticut
Chung-Yu Hsiao, M.D. is one of 846 emergency medicine physician records with a practice address in Connecticut. 86% 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 47% of them.
- NPI issued2008 · 47% of these records are older, 48% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2021 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
41 emergency medicine physician records list a practice address in Waterbury
They are 41 of the 3,148 NPPES records with a practice address in Waterbury, and 846 emergency medicine physician records in Connecticut.
All 846 in Connecticut → Every provider in Waterbury → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Michael Ashwood, MDWaterbury, CT 067061518983329
- Glen Blomstrom, M.D.Waterbury, CT 067061336378991
- Kent Burgwardt, DOWaterbury, CT 067061538192869
- Eudocia Cabello, M.D.Waterbury, CT 067061205065356
- Adam Corrado, MDWaterbury, CT 067061992769715
- Alan Couture, MDWaterbury, CT 067061619900958
- Lucinda Fingado, MDWaterbury, CT 067061710913363
- Andrew Heggland, MDWaterbury, CT 067061740482488
Common questions
What is Chung-Yu Hsiao, M.D.'s NPI number?
Chung-Yu Hsiao, M.D.'s National Provider Identifier (NPI) is 1275796484, issued on Jul 8, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Chung-Yu Hsiao, M.D. located?
The NPPES record lists a practice address at 56 Franklin St, Waterbury, CT, 06706. Phone: (203) 709-6004. Providers update this record themselves, so call before visiting.
How can I verify Chung-Yu Hsiao, M.D.'s license?
Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chung-Yu Hsiao, M.D. prescribe under Medicare Part D?
In 2024, Chung-Yu Hsiao, M.D. had 252 Medicare Part D claims for 170 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.