Marc Demers
Member of Orlando Health Medical Group Member of Orlando Health Medical Group

Marc L. Demers, MD - General Surgery

Orlando Health Medical Group Surgery

Address: 14 W. Gore St.
Orlando, FL 32806

Call: 321.843.5001

Fax: 321.843.5085

Office Hours:

Monday – Thursday, 8:30 am - 5:00 pm
Friday, 8:30 am – 2:30 pm

Bio

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Marc L. Demers, MD, FACS serves as co-leader of surgical oncology for the Gastrointestinal Cancer Department and is a member of the Melanoma/Sarcoma and Breast Cancer Departments at Orlando Health UF Health Cancer Center.

Dr. Demers completed a fellowship in surgical oncology at The University of Texas MD Anderson Cancer Center in Houston. He fulfilled a residency in general surgery at Maine Medical Center in Portland, Maine, and earned his medical degree from Boston University. He is board certified in general surgery by the American Board of Surgery.

He has made numerous presentations at annual meetings and symposiums. Dr. Demers has been published in journals including the Journal of Surgical Oncology and the Journal of the Society of Laparoendoscopic Surgeons. In 1999, he received the surgical resident teaching award from Orlando Regional Medical Center.

Dr. Demers is a fellow of the American College of Surgeons and a member of the Society of Surgical Oncology and the Massachusetts Medical Society. He sits on the Florida Surgical Society's board of directors.

Board Certifications

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Academic Information

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Medical Education

Boston University

Residency

Maine Medical Center

Fellowship

M. D. Anderson Cancer Center

Overall

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Total Locations: 2

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Abscess Skin Surgery

Abscess Skin Surgery

Our general surgery team will determine the reason for your abscess, which is a swollen infection formed from bacteria under the skin, and develop a targeted treatment plan that’s right for you.

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Adrenal Gland Surgery

Adrenal Gland Surgery

Your adrenal gland may need to be removed if it develops a malignant, or cancerous, tumor. Our surgeons may use minimally invasive techniques to reduce your pain and recovery time.

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Appendicitis

Appendicitis

If your appendix is infected, it must be removed immediately. Our surgeons can remove your appendix using robotic-assisted or laparoscopic surgery, reducing bleeding, pain and recovery time.

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Bowel Obstruction

Bowel Obstruction

Your treatment will depend on the cause of your bowel obstruction. We may use minimally invasive or open surgery to clear the blockage and either repair or remove damaged parts of your intestine.

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Breast Biopsy

Breast Biopsy

Our breast oncology doctors are experienced in performing minimally invasive breast biopsies to determine whether you have cancer.

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Breast Cancer

Breast Cancer

Receiving a breast cancer diagnosis is a scary time in any woman’s life. Our compassionate breast care team is here to nurture you throughout the treatment and recovery process.

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Breast Lump or Cyst

Breast Lump or Cyst

Our board-certified surgeons will diagnose the cysts or lumps in your breasts and develop a personalized treatment plan that may involve surgical removal of the cysts, related lymph glands or the breast itself.

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Breast Pain

Breast Pain

Our breast surgical team specializes in managing all types of breast pain, and can diagnose the reason for your pain and develop a targeted treatment plan personalized for you.

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Complex Hernia

Complex Hernia

Complex hernia surgery often may be performed on an outpatient basis, to be followed by a minimal recovery period. Our surgical team will evaluate your specific condition and propose treatment options.

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Cyst Skin Surgery

Cyst Skin Surgery

Our general surgery team will diagnose your cyst or cysts, which may appear under the skin anywhere on the body. We then will develop a targeted treatment plan personalized for your condition.

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Femoral Hernia

Femoral Hernia

Femoral hernia surgery often can be performed on an outpatient basis, followed by a minimal recovery period. Our surgical team will evaluate your specific condition and propose treatment options.

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Gallstones

Gallstones

Our surgeons may use minimally invasive laparoscopic or robotic-assisted surgery to remove your gallbladder, the most common treatment to relieve the symptoms of gallstones.

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Incisional Hernia

Incisional Hernia

Incisional hernia surgery often can be performed on an outpatient basis, with a minimal recovery period. Our surgical team will evaluate your specific condition and propose treatment options.

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Inguinal Hernia

Inguinal Hernia

Our surgical team will evaluate your inguinal hernia and propose treatment options. If surgery is recommended, you may be able to go home on the same day and enjoy a quick recovery.

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Intestinal Fistula

Intestinal Fistula

A fistula that does not heal on its own may require surgery to remove it along with some of the surrounding intestinal tissue. Our surgeons may perform several procedures to complete the repair.

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Laceration Skin Surgery

Laceration Skin Surgery

Based on your medical history and other factors, our doctors will evaluate your wound and determine the best way to repair it, prevent infection and reduce scarring.

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Lipoma Skin Surgery

Lipoma Skin Surgery

Our general surgery team will diagnose your lipoma, a type of fatty lump under the skin, and develop a targeted treatment plan for you that may include tests to determine if the lump is cancerous.

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Lump Skin Surgery

Lump Skin Surgery

Our general surgery team will diagnose your lump and determine the best treatment based on whether it is a typical lump, or in rare cases, an indication of cancer.

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Pancreatitis

Pancreatitis

If your chronic pancreatitis does not respond to medicine and you have dilated pancreatic ducts, we may recommend surgery to relieve blockage or to remove the pancreas, in part or entirely.

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Spleen

Spleen

When your injured or diseased spleen must be removed, you may qualify for minimally invasive surgery performed by our experienced doctors. This may reduce scarring and lessen your recovery time.

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Stomach Ulcers

Stomach Ulcers

While medication frequently resolves or improves ulcers, you may need emergency surgery if you develop a bleeding or perforated ulcer or if the outlet from your stomach is obstructed.

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Thyroid/Parathyroid Surgery

Thyroid/Parathyroid Surgery

If we determine your thyroid or parathyroid glands should be removed, our skilled surgeons may use minimally invasive methods that can reduce your post-operative pain and recovery time.

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Umbilical Hernia

Umbilical Hernia

Umbilical hernia surgery often can be performed on an outpatient basis, with a minimal recovery period. Our surgical team will evaluate your specific condition and propose treatment options.

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Ventral Hernia

Ventral Hernia

Ventral hernia surgery often can be performed on an outpatient basis, followed by a brief recovery period. Our surgical team will evaluate your specific condition and propose treatment options.

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