Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Jonathan A Hammond Jr., MD

Individual provider Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · NPI 1235115965

Jonathan A Hammond Jr., MD is a Cardiac Surgery in Hartford, Connecticut. Graduated from Harvard Medical School in 1984, 42 years ago. Practices with University of Connecticut Health Center, a 628-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
42
Trained at
Harvard Medical School
Licensed in
CT
In the registry since
2005
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

85 Seymour St Ste 725
Hartford, CT 06106-5501
Phone: (860) 524-5905
Fax: (860) 522-3951
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (primary) Taxonomy 208G00000X · Licence 027604 (CT)

Record details

NPI number1235115965
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 15, 2005
Last updated in NPPESSeptember 12, 2022

Medicare enrollment

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

Medicare specialtyCARDIAC SURGERY
Also practisesTHORACIC SURGERY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1984 (42 years in practice)
Group practice University Of Connecticut Health Center — 628 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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