Dr. Sean M. O\'Neill
- Gender: Male
- Experience: 8 years
- Graduated from: Northwestern University Feinberg Medical School
- Graduation year: 2013
- Sole propriator: No
- NPI: 1720421191
Dr. Sean M. O\'Neill M.D., PH.D.
Surgeon
He is located at 14650 East Old Us Highway 12 in Chelsea, MI 48118. Can help patients with the following: Appendicitis, Colon Cancer, Cyst, Diverticulosis, Esophageal Cancer, Pilonidal Cyst. His National Provider Identifier (NPI) number is 1720421191. Appointment can be made via the phone number (734) 936-5738. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Sean Michael O'Neill, being an surgeon, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Sean M. O\'Neill.
- Achalasia
- Anal Fissure
- Appendicitis
- Boils
- Cancer
- Colon Cancer
- Crohn's Disease
- Cyst
- Diverticulosis
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Inflammatory Bowel Disease (IBD)
- Lymphedema
- Pancreatitis
- Peptic Ulcer
- Pilonidal Cyst
- Sebaceous Cyst
- Ulcerative Colitis
Medicare Enrollment
Dr. Sean M. O\'Neill is enrolled to bill Medicare as a Practitioner - General Surgery .
Bills through: Regents Of The University Of Michigan
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| St. Jude Medical | $104 |
Other
| Food and Beverage | $104 |
Studies
NORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated in 2013
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Questions & Answers
Does Dr. Sean Michael O'Neill have affiliation with practices?
Dr. Sean Michael O'Neill is affiliated with UCLA Pediatric Surgery Associates.
Does Dr. Sean Michael O'Neill accept insurance?
Unfortunately we don't have any information if Dr. Sean Michael O'Neill accepts insurance.
What conditions does Dr. Sean Michael O'Neill treat?
Dr. Sean Michael O'Neill provides treatment for Appendicitis, Colon Cancer, Cyst, Diverticulosis, Esophageal Cancer, Pilonidal Cyst. For the full list see this list.
Where can you meet with Dr. Sean Michael O'Neill?
Dr. Sean Michael O'Neill's office is located at 14650 East Old Us Highway 12 in Chelsea, MI 48118.
Has Dr. Sean Michael O'Neill affiliation with hospitals?
Dr. Sean Michael O'Neill is affiliated with OHIO STATE UNIVERSITY STATE HEALTH SYSTEM.