Photo of Evan S. Ong

Evan S. Ong, FACS, MD, MS

Surgical Oncologist

General Surgery

Accepting New Patients

About

Professional Statement

Dr. Ong is a 2017 Seattle Met Top Doctor Award winner. Dr. Ong's clinical practice focuses on the treatment of all gastrointestinal cancers with particular interest in treatment options for pancreatico-biliary cancers as well as regional and metastatic disease. He offers state-of-the-art treatment including minimally invasive and robotic surgery for hepatic and pancreatic tumors, microwave and bipolar radiofrequency ablation, irreversible electroporation (Nano-knife) as well as Hyperthermic Intraperitoneal Chemoperfusion (HIPEC), a treatment option for cancers that have disseminated to the peritoneal cavity. Dr. Ong's philosophy of care is "Qui Audet...Cura" - "Who Dares...Cures."

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Education

Albert Einstein College Of Medicine
medical school
University Of Ilinois at Chicago Medical Center
residency
Roswell Park Cancer Institute - Surgical Oncology
fellowship

Board Certifications

American Board of Surgery
Hospice and Palliative Medicine
American Board of Surgery
Surgery, General

Clinical Interests

  • Abdominal Abscess
  • Abdominal Adhesions
  • Abdominal Cancer
  • Abdominal Mass
  • Abdominal Pain
  • Abdominal Surgery
  • Abrasion
  • Acute Pancreatitis
  • Adrenal Neoplasm
  • Adrenalectomy
  • Alcoholic Cirrhosis
  • Anastomosis Of Pancreatic Duct
  • Appendectomy
  • Appendiceal Abscess
  • Appendicitis
  • Appendix Cancer
  • Arteriovenous Fistula
  • Axillary Abscess
  • Axillary Cyst
  • Back Mass
  • Barrx
  • Benign Breast Lump
  • Benign Neoplasm Of Skin
  • Bile Duct Cancer
  • Bile Duct Occlusion
  • Bile Duct Repair
  • Bile Duct Stone
  • Biliary Atresia
  • Biliary Cirrhosis
  • Biliary Colic
  • Biliary Duct Fistula
  • Biliary Dyskinesia
  • Biliary Tract Cancer
  • Biliary Tract Disease
  • Biliary Tract Surgery
  • Breast Abscess
  • Breast Biopsy
  • Breast Cancer
  • Breast Cancer Genetics
  • Breast Cyst
  • Breast Lump
  • Budd Chiari Syndrome
  • Cancer
  • Cancer Of Ge Junction
  • Cancer Of Pancreas
  • Cancer Of Skin
  • Cancer Surgery
  • Carbuncle
  • Carcinoid Of Stomach
  • Carcinoid Tumor Of Pancreas
  • Carcinoma In Situ Of Breast
  • Cholangitis
  • Cholecystectomy
  • Cholecystenterostomy
  • Cholecystitis
  • Cholecystogastrostomy
  • Cholecystostomy
  • Choledochoenterostomy
  • Choledochoplasty
  • Cholelithiasis
  • Cholestasis
  • Cholesterolosis Of Gallbladder
  • Chronic Pancreatitis
  • Closure Of Biliary Fistula
  • Colorectal Malignancy
  • Common Duct Exploration
  • Congenital Anomaly Of Pancreas
  • Congenital Cystic Of Liver
  • Contusion Abdominal Wall
  • Cryoablation
  • Cystadenoma Of Pancreas
  • Cystic Fibrosis - Gi Complications
  • Cytoreduction Surgery
  • Deep Thrombophlebitis
  • Desmoid Tumors
  • Destruction Of Lesion Of Liver
  • Diaphragmatic Disorders
  • Diaphragmatic Hernia
  • Diastasis
  • Dilation Of Sphincter Of Oddi
  • Diverticulitis
  • Diverticulosis
  • Duodenal Fistula
  • Duodenal Ulcer Surgery
  • Echinococcus
  • Ectopic Calcification Xyphoid
  • Encysted Hydrocele
  • Endocrine Surgery
  • Endoscopic Division Of Adhesions Of Peritoneum
  • Endoscopy
  • Enterovaginal Fistula
  • Epidermoid Cysts
  • Excision Mole
  • Excision Of Ampulla Of Vater
  • Excision Of Choledochal Cyst
  • Excision Of Lesion
  • Excision Of Lesion Of Pancreas
  • Exploratory Laparotomy
  • Extracorporeal Circulation For Hepatic Assistance
  • Face Stitch Removal
  • Fasciitis
  • Feeding Tube Placement
  • Femoral Hernia
  • Fibrocystic Liver
  • Fine Needle Aspiration Of Thyroid
  • Fistula Enterocutaneous
  • Foreign Body Foot
  • Foreign Body Trunk
  • Frostbite
  • Frostbite Of Ear
  • Frostbite Of Face
  • Frostbite Of Finger
  • Frostbite Of Nose
  • Frostbite Of Toes
  • Fundoplication
  • Gallbladder Disease
  • Gallbladder Fistula
  • Gallbladder Obstruction
  • Gallbladder Polyp
  • Ganglion Cyst
  • Gangrene
  • Gastrectomy
  • Gastric Anomaly
  • Gastric Bypass
  • Gastric Ulcer Surgery
  • Gastric Volvulus
  • Gastrin Secreting Tumor Of Pancreas
  • Gastroduodenal Fistula
  • Gastrointestinal Cancer
  • Gastrointestinal Stromal Tumor
  • Gastrojejunostomy
  • Gastroplasty
  • Glucagonoma
  • Goiter
  • Groin Mass
  • Groin Pain
  • Hamartoma
  • Head Abscess
  • Head Cyst
  • Head Lump
  • Head Papilloma
  • Hemorrhoids
  • Hepatic Cyst
  • Hepatic Infarction
  • Hepatobiliary Surgery
  • Hepatoblastoma
  • Hepatorenal Syndrome
  • Hereditary Hemorrhagic Telangiectasia
  • Hernia
  • Hernia Epigastric
  • Hernia Repair
  • Heterotopic Liver Transplant
  • Hiatal Hernia Repair
  • Hickman Catheter
  • Hidradenitis
  • Hydrops Of Gallbladder
  • Hyperhidrosis Surgery
  • Ileostomy
  • Incarcerated Hernia
  • Incision And Drainage Of Deep Pelvirectal Abscess
  • Incision And Drainage Of Perianal Abscess
  • Incision Drainage Abscess
  • Incisional Hernia
  • Inclusion Cyst
  • Inguinal Hernia
  • Injury To Spleen
  • Insulinoma
  • Internal Drainage Of Pancreatic Cyst
  • Internal Hernia
  • Interstitial Emphysema
  • Intestinal Artery Disease
  • Intestinal Infarction
  • Intestinal Obstruction
  • Intra-Abdominal Cancer
  • Intraabdominal Cyst
  • Intraductal Papillary Mucinous Neoplasm
  • Intussusception
  • Inverted Nipple
  • Islet Cell Transplant
  • Islet Cell Tumor
  • Islet Cell Tumor Resection
  • Keratin Cyst
  • Laceration
  • Laparoscopic Abdominoperineal Resection Of The Rectum
  • Laparoscopic Ablation Of Liver Lesion Or Tissue
  • Laparoscopic Adhesiolysis
  • Laparoscopic Adrenalectomy
  • Laparoscopic Appendectomy
  • Laparoscopic Bile Duct Exploration
  • Laparoscopic Biopsy Of Liver
  • Laparoscopic Cecectomy
  • Laparoscopic Cholecystectomy
  • Laparoscopic Colectomy
  • Laparoscopic Fundoplication
  • Laparoscopic Gastroenterostomy
  • Laparoscopic Hernia Repair
  • Laparoscopic Jejunostomy
  • Laparoscopic Liver Resection
  • Laparoscopic Lysis Of Peritoneal Adhesions
  • Laparoscopic Resection Head Of Pancreas
  • Laparoscopic Revision Of Gastric Restrictive Procedure
  • Laparoscopic Sigmoidectomy
  • Laparoscopic Small Bowel Resection
  • Laparoscopic Splenectomy
  • Laparoscopic Umbilical Herniorrhaphy
  • Laparoscopic Whipple Procedure
  • Laparoscopy
  • Leiomyosarcoma
  • Linx
  • Lipoma
  • Liposarcoma
  • Liver Abscess
  • Liver Biopsy
  • Liver Hemangioma
  • Liver Laceration
  • Liver Mass
  • Liver Surgery
  • Liver Transplant
  • Liver Trauma
  • Localized Perfusion Of Liver
  • Lymph Node Biopsy
  • Lymphadenopathy
  • Lymphangiomas
  • Lysis Of Adhesions
  • Malignant Melanoma
  • Malignant Neoplasm Of Colon
  • Malignant Neoplasm Of Gallbladder
  • Malignant Neoplasm Of Liver
  • Malignant Neoplasm Of Pancreatic Duct
  • Malignant Tumor Of Extrahepatic Bile Duct
  • Malrotation Of Bowel
  • Mass On Trunk
  • Mastectomy
  • Mechanical Complication Of Gastrostomy
  • Meckel's Diverticulum
  • Mediports
  • Melanoma
  • Melanoma On Ear
  • Melanoma On Face
  • Merkel Cell Carcinoma
  • Mesenteric Cyst
  • Mesenteric Mass
  • Mesh Removal
  • Metastatic Melanoma
  • Minimally Invasive Surgery
  • Mole Removal
  • Muscle Biopsy
  • Myxofibrosarcoma
  • Natural Orifice Transluminal Endoscopic Surgery
  • Neck Papilloma
  • Necrotizing Fasciitis
  • Necrotizing Soft Tissue Infections
  • Needle Biopsy Of Pancreas
  • Neuroendocrine Tumors
  • Nevus
  • Non-Healing Wound
  • Nontraumatic Hematoma Of Soft Tissue
  • Open Biopsy Of Liver
  • Open Biopsy Of Pancreas
  • Open Wound Leg
  • Open Wound Of Finger
  • Open Wound Of Forearm
  • Open Wound Of Neck
  • Open Wound Of Scalp
  • Open Wound Of Shoulder
  • Palliative Care
  • Pancreas Disease
  • Pancreas Head Cancer
  • Pancreas Tail Cancer
  • Pancreas Transplantation
  • Pancreatectomy
  • Pancreatic Cyst
  • Pancreatic Debridement
  • Pancreatic Fistula
  • Pancreatic Insufficiency
  • Pancreatic Mass
  • Pancreatic Pseudocyst
  • Pancreatic Pseudocyst Drainage
  • Pancreatic Steatorrhoea
  • Pancreatic Surgery
  • Pancreaticobiliary Disease
  • Pancreaticojejunostomy
  • Pancreatitis
  • Pancreatoscopy
  • Paracolostomy Hernia
  • Parastomal Hernia
  • Parathyroid Adenoma
  • Parathyroid Cancer
  • Parathyroid Disease
  • Parathyroid Mass
  • Parathyroidectomy
  • Paronychia
  • Partial Splenectomy
  • Pelvic Abscess
  • Pelvic Adhesions
  • Pelvic Mass
  • Pelvic Surgery
  • Peptic Ulcer
  • Peptic Ulcer Surgery
  • Percutaneous Aspiration Of Gallbladder
  • Perforation Of Bile Duct
  • Perforation Of Gallbladder
  • Perianal Haematoma
  • Peripheral Schwannoma
  • Peritoneal Catheter
  • Peritonitis
  • Personal History Of Malignant Neoplasm Of Liver
  • Pilar Cyst
  • Pilonidal Cyst
  • Polypectomy
  • Porcelain Gallbladder
  • Portal Hypertension
  • Portal Hypertensive Gastropathy
  • Portal Pyemia
  • Portal Vein Thrombosis
  • Postcholecystectomy Syndrome
  • Postphlebitic Syndrome
  • Pressure Ulcer
  • Primary Biliary Cirrhosis
  • Pseudocyst
  • Pseudomyxoma Peritonei
  • Pyloroplasty
  • Pyogenic Granuloma
  • Quadrantectomy
  • Radiofrequency Rhizotomy
  • Rectus Sheath Hernia
  • Recurrent Femoral Hernia
  • Recurrent Hernia
  • Reducible Hernia
  • Regional Enteritis
  • Removal Of Pancreatic Tube Or Drain
  • Repair Laceration
  • Repair Of Graft-Enteric Fistula
  • Repair Of Laceration Of Gallbladder
  • Repair Of Liver Laceration
  • Repair Of Pancreas
  • Repair Of Vaginoenteric Fistula
  • Retroperitoneal Fibrosis
  • Retroperitoneal Sarcoma
  • Right Lower Quadrant Pain
  • Sarcoma
  • Sclerosing Cholangitis
  • Second Degree Burn
  • Secondary Malignant Neoplasm Of Liver
  • Skin Abscess
  • Small Bowel Biopsy
  • Small Bowel Cancer
  • Small Bowel Obstruction
  • Spigelian Hernia
  • Spleen Cancer
  • Spleen Pain
  • Splenectomy
  • Splenic Anomalies
  • Splenic Cyst
  • Splenic Disease
  • Splenic Infection
  • Splenic Injury
  • Splenomegaly
  • Staging Laparotomy
  • Stomach Cancer
  • Stomach Cramps
  • Stomach Fistula
  • Stomach Pain
  • Stomal Hernia
  • Stromal Tumor Of Intestine
  • Subcutaneous Lipomas
  • Subphrenic Abscess
  • Surgery Of The Pancreas
  • Surgical Staging
  • Surgical Treatment Crohns Disease
  • Surgical Treatment Of Regional Enteritis
  • Third Degree Burn
  • Thyroid
  • Thyroid Cancer
  • Thyroid Nodule
  • Thyroid Surgery
  • Transmetatarsal Amputation
  • Umbilical Hernia
  • Urachal Cyst
  • Venous Stasis Disease
  • Ventral Hernia
  • Wound Therapy
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Languages

  • English
  • Spanish

Practice Locations

Evan S. Ong practices at one location

Swedish Surgical Specialists First Hill
1221 Madison Street
Suite 1411
Seattle, WA 98104
Affiliated Facilities
  • Swedish Cherry Hill
  • Swedish First Hill
  • Swedish Issaquah
Medical Groups
Swedish Medical Group logo