Joyce Y. Chung, MD
Radiation Oncology Physician · New Haven, CT
Joyce Y. Chung, MD is a radiation oncology physician with a practice address in New Haven, Connecticut, and NPI 1841282191, issued on Aug 22, 2005. Check the license (Connecticut 034676, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Joyce Y. Chung
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- 034676 CT
Self-reported in NPPES; status is on the state search - Practice location
- 1450 Chapel St, New Haven, CT 06511
- Phone
- (203) 789-3124
- Enumerated
- Aug 22, 2005
- Record last updated
- Apr 4, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (203) 789-4118
- Medicaid ID
- 01346768 CT
- Medicare enrollment
- Enrolled (PECOS I20070131000493); accepts Medicare assignment
- Medical or professional school
- Georgetown University School Of Medicine, 1993
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 82 in Connecticut → Look up another NPI →
Also registered at 1450 Chapel St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Pirjo Aalto-Fischer, LCSWClinical Social Worker1225473655
- Elie AbdelnourPsychiatry Physician1790346070
- Katherine AdamsSpeech-Language Pathologist1023851821
- Oluwatosin Adeyemo, M.D. , MPHObstetrics Physician1447696844
- Elizabeth Ahmed, M.D.Family Medicine Physician1376551879
- Sohee Ahn, PHARMDPharmacist1649894387
Verify Joyce Y. Chung in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 034676Check 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 radiation oncology physician in 2024
88 Medicare Part D claims for 39 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Dexamethasone14 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $65.32
2 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joyce Y. Chung among 82 radiation oncology physician records in Connecticut
Joyce Y. Chung, MD is one of 82 radiation oncology physician records with a practice address in Connecticut. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 78% newer
- In a Medicare fileYes · 93% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated1993 · median 2007 among the 64 with a school on file
- Record last updated2016 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Connecticut
There are 82 radiation oncology physician records in Connecticut.
All 82 in Connecticut → Every provider in New Haven → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Christin Knowlton, M.D.New Haven, CT 065111679733422
- Abhijit Patel, MD PHDNew Haven, CT 065111942276076
- Sunitha Varghese, MDNew Haven, CT 065111619640356
- Yi An, MDNew Haven, CT 065101669714739
- Sanjay Aneja, MDNew Haven, CT 065101699119628
- Allison Campbell, MD, PHDNew Haven, CT 065101700266624
- Susan Gueble, MDNew Haven, CT 065101972000180
- Thomas Hayman, M.D., PH.D.New Haven, CT 065101760862601
Common questions
What is Joyce Y. Chung, MD's NPI number?
Joyce Y. Chung, MD's National Provider Identifier (NPI) is 1841282191, issued on Aug 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Joyce Y. Chung, MD located?
The NPPES record lists a practice address at 1450 Chapel St, New Haven, CT, 06511. Phone: (203) 789-3124. Providers update this record themselves, so call before visiting.
How can I verify Joyce Y. Chung, MD's license?
NPPES lists Connecticut license number 034676, as entered by the provider. 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 Joyce Y. Chung, MD prescribe under Medicare Part D?
In 2024, Joyce Y. Chung, MD had 88 Medicare Part D claims for 39 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Joyce Y. Chung, MD's MIPS final score?
The 2023 MIPS final score is 73.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.