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Active NPI 1306819867 Individual Practitioner Male Practitioner

Dr. Francis Xavier Oconnor , MD

Surgery • Nantucket, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Francis Oconnor, MD is a certified Surgery practicing in Nantucket, MA. With approximately 39 years of clinical experience since graduating from Tufts University School Of Medicine in 1987, Dr. Oconnor delivers high-quality medical care to the local community at 57 PROSPECT ST.

Dr. Oconnor maintains professional affiliations with Nantucket Physicians Organization, Nantucket Cottage Hospital and accepts Medicare assignment.

Frequently performed procedures and clinical services include biopsy of large bowel using an endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

57 Prospect St

Nantucket, MA 025542799

Telephone 5088258100
Associated Practice Facility / Clinic
🏢 Nantucket Cottage Hospital Facility NPI 1871569582

Medicare Profile & Education

Medical School

Tufts University School Of Medicine

Graduation Year

1987

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Nantucket, MA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
39 Yrs +8.5 yrs vs City Avg
City Avg: 30.5 Yrs
State Avg: 28.2 Yrs
Regional Practice Density
2 Specialists

Practicing in Nantucket, MA (1077 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
86.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Oconnor (39 Years) 39 Yrs
Nantucket Specialty Average (30.5 Years) 30.5 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
45380 Biopsy of large bowel using an endoscope
53 52 $1151.94 $146.61
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare
17 17 $1398.00 $248.44
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
13 13 $1313.00 $125.77

Medical Specialties & State Licenses

CMS Verified: 2023-09-01
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License MA 70941

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Hospital & Practice Group Affiliations

Nantucket Cottage Hospital

57 Prospect St, Nantucket, MA 025542799

Phone: 5088258100

Nantucket Physicians Organization

57 Prospect St, Nantucket, MA 025542799

Phone: 5088258100

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

13 Associated Practitioners
Artemis Panagopoulos , PA-C

Physician Assistant - Medical

NPI 1164801486

Physician Assistant (Certified)

David Lieberman

Internal Medicine

NPI 1235591991
Candy Bernier , FNP-BC

Nurse Practitioner - Family

NPI 1376020099

Family Nurse Practitioner (Board Certified)

Emma Berman , NP

Nurse Practitioner - Family

NPI 1386503399

Nurse Practitioner

Dr. Sarah Russell , MD

Internal Medicine

NPI 1417241415

Doctor of Medicine (M.D.)

Arniel Nevins

Speech-Language Pathologist

NPI 1568640100

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events
📍
Updated Practice Location September 01, 2023

Registered at 57 PROSPECT ST, NANTUCKET, MA 025542799 (Tel: 5088258100)

📍
Updated Business Mailing Address September 01, 2023

Registered at 57 PROSPECT ST, NANTUCKET, MA 025542799 (Tel: 5088258100)

NPI Profile Active October 15, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location October 15, 2015

Registered at 100 BREWSTER BLVD, ATTN PROFESSIONAL AFFAIRS, CAMP LEJEUNE, NC 285472538 (Tel: 9104492527)

📍
Updated Business Mailing Address October 15, 2015

Registered at 100 BREWSTER BLVD, CAMP LEJEUNE NAVAL HOSPITAL, CAMP LEJEUNE, NC 285472538 (Tel: 9104492527)

👤
Provider Name / Credentials Updated October 15, 2015

Recorded as FRANCIS OCONNOR, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 15, 2015

Surgery (License #70941 in MA)

🟢
Initial NPI Registration & Enumeration February 07, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1306819867
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 07, 2006
Last Update: September 01, 2023
Sole Proprietor: Yes

Mailing Address

57 Prospect St

Nantucket, MA 025542799

Phone: 5088258100

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.