Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Joyce M. Oen-Hsiao, MD

Individual provider Internal Medicine Physician · NPI 1619159050

Dr. Joyce M. Oen-Hsiao, MD is a Cardiovascular Disease (Cardiology) in New Haven, Connecticut. Graduated from Yale University School of Medicine in 2002, 24 years ago. Practices with Yale University, a 2,618-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
24
Trained at
Yale University School of Medicine
Licensed in
CT
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1450 Chapel St Hospital Of St Raphael
New Haven, CT 06511-4405
Phone: (203) 789-6080
Fax: (203) 789-6046
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 043457 (CT)
Internal Medicine Physician Taxonomy 207R00000X · Licence 043457 (CT)

Record details

NPI number1619159050
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 28, 2007
Last updated in NPPESMarch 4, 2011

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolYALE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Yale University — 2618 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations10 on file with Medicare

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