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

Francis Xavier Oconnor, MD

Individual provider Surgery Physician · NPI 1306819867

Francis Xavier Oconnor, MD is a General Surgery in Nantucket, Massachusetts. Graduated from Tufts University School of Medicine in 1987, 39 years ago. Practices with Nantucket Cottage Hospital, a 92-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
39
Trained at
Tufts University School of Medicine
Licensed in
MA
In the registry since
2006
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

57 Prospect St
Nantucket, MA 02554-2799
Phone: (508) 825-8100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 70941 (MA)

Record details

NPI number1306819867
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 7, 2006
Last updated in NPPESSeptember 1, 2023
Certification dateSeptember 1, 2023
Mailing address57 Prospect St, Nantucket, MA 02554-2799

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolTUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1987 (39 years in practice)
Group practice Nantucket Cottage Hospital — 92 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Nantucket