Evan S. Ong
Advanced in Pseudomyxoma Peritonei

Dr. Evan S. Ong

General Surgery | Surgical Oncology
Swedish Medical Center
Swedish Surgical Specialists First Hill
1221 Madison Street, Suite 1411, 
Seattle, WA 
Accepting New Patients
Offers Telehealth

Advanced in Pseudomyxoma Peritonei
Swedish Medical Center
Swedish Surgical Specialists First Hill
1221 Madison Street, Suite 1411, 
Seattle, WA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

"Dr. Evan Ong most recently received the 2023 Cancer Surgery Top Doc designation and has received the Seattle Top Doc award for multiple consecutive years. 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.""".

Dr. Ong is rated as an Advanced provider by MediFind in the treatment of Pseudomyxoma Peritonei. His top areas of expertise are Pancreatic Cancer, Familial Colorectal Cancer, Pseudomyxoma Peritonei, Hepato-Pancreato-Biliary Surgery, and Pancreaticoduodenectomy.

His clinical research consists of co-authoring 31 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 1 article in the study of Pseudomyxoma Peritonei.

Graduate Institution
Albert Einstein College Of Medicine Of Yeshiva University , 1999
Residency
University of Illinois at Chicago , 2006
Specialties
General Surgery
Surgical Oncology
Licenses
Surgery in WA
Board Certifications
American Board Of Internal Medicine
American Board Of Surgery
Fellowships
Roswell Park Cancer Institute , 2008
University of Illinois College of Medicine , 2003
Hospital Affiliations
Swedish Medical Center
Languages Spoken
English
Spanish
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Anthem
  • EPO
  • HMO
  • POS
  • PPO
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Community Health
  • EPO
  • HMO
Group Health Cooperative
  • HMO
  • POS
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Kaiser Permanente
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER MEDICARE
  • POS
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
PacificSource
  • PPO
Premera
  • EPO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
Prominence Health
  • EPO
  • PPO
Regence
  • EPO
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 10 Less Insurance Carriers -

Locations

Swedish Surgical Specialists First Hill
1221 Madison Street, Suite 1411, Seattle, WA 98104
Call: 206-386-6700
Other Locations
Swedish Issaquah
751 Northeast Blakely Drive, Issaquah, WA 98029
Call: 425-313-4000
Swedish Cherry Hill
500 17th Avenue, Seattle, WA 98122
Call: 206-320-2000
Swedish First Hill
747 Broadway, Seattle, WA 98122
Call: 206-386-6000

Additional Areas of Focus

Dr. Ong has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Umbilical Hernia
Ganglion Cyst
Urachal Cyst
Colorectal Cancer
Hidradenitis Suppurativa
Gastroesophageal Junction Cancer
Hemorrhoids
Hernia
Inflammatory Breast Cancer
Thyroid Nodule
Chronic Pancreatitis
Liver Transplant
Femoral Hernia
Diaphragmatic Hernia
Endoscopy
Gastrectomy
Melanoma
Glucagonoma
Gangrene
Sclerosing Cholangitis
Pancreatectomy
Retroperitoneal Fibrosis
Peptic Ulcer
Parathyroidectomy
Pseudomyxoma Peritonei
Parathyroid Adenoma
Liver Cancer
Liposarcoma
Pancreas Transplant
Gallbladder Cancer
Retroperitoneal Liposarcoma
Splenomegaly
Biliary Atresia
Gastric Lymphoma
Mastectomy
Alcoholic Cirrhosis
Stomach Cancer
Frostbite
Thyroid Cancer
Biliary Dyskinesia
Necrotizing Fasciitis
Breast Lump
Hepatoblastoma
Paronychia
Breast Cancer
Parathyroid Cancer
Peritonitis
Acute Pancreatitis
Portal Hypertension
Carbuncle
Gallbladder Disease
Hereditary Hemorrhagic Telangiectasia
Splenectomy
Pancreatic Pseudocyst
Appendectomy
Insulinoma
Hepatorenal Syndrome
Ileostomy
Merkel Cell Carcinoma
Pyogenic Granuloma
Appendicitis
Cholestasis
Cholecystitis
Cholangitis
View 54 Less Areas of Focus-

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


31 Total Publications

Distant Tumor Response in the Pelvis After Histotripsy of a Metastatic Sarcoma of the Liver in a Patient With Differentiated Liposarcoma.
Distant Tumor Response in the Pelvis After Histotripsy of a Metastatic Sarcoma of the Liver in a Patient With Differentiated Liposarcoma.
Journal: The American surgeon
Published: August 28, 2025
View All 31 Publications
Similar Doctors
Advanced in Pseudomyxoma Peritonei
Dr. Harveshp D. Mogal
Surgical Oncology | General Surgery
Advanced in Pseudomyxoma Peritonei
Dr. Harveshp D. Mogal
Surgical Oncology | General Surgery

The Association Of University Physicians

1959 Ne Pacific St, 
Seattle, WA 
 (2.8 miles away)
206-598-4333
Languages Spoken:
English, Hindi
See accepted insurances
Accepting New Patients
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Harveshp Mogal is a Surgical Oncologist and a General Surgeon in Seattle, Washington. Dr. Mogal is rated as a Distinguished provider by MediFind in the treatment of Pseudomyxoma Peritonei. His top areas of expertise are Gallbladder Cancer, Gallbladder Disease, Cholangiocarcinoma (Bile Duct Cancer), Hepatectomy, and Pancreaticoduodenectomy. Dr. Mogal is currently accepting new patients.

Distinguished in Pseudomyxoma Peritonei
Dr. Sandra J. Tatro
General Surgery
Distinguished in Pseudomyxoma Peritonei
Dr. Sandra J. Tatro
General Surgery

Olympic Medical Physicians

433 E 8th St, 
Port Angeles, WA 
 (61.8 miles away)
360-565-0999
Languages Spoken:
English, Arabic, Filipino, Hindi, Italian, Punjabi, Russian, Spanish, Thai
See accepted insurances
Accepting New Patients
Offers Telehealth

Sandra Tatro is a General Surgeon in Port Angeles, Washington. Dr. Tatro is rated as a Distinguished provider by MediFind in the treatment of Pseudomyxoma Peritonei. Her top areas of expertise are Hernia, Anal Cancer, Angiosarcoma, Hernia Surgery, and Colostomy. Dr. Tatro is currently accepting new patients.

Advanced in Pseudomyxoma Peritonei
Dr. Perry A. Soriano
Surgical Oncology
Advanced in Pseudomyxoma Peritonei
Dr. Perry A. Soriano
Surgical Oncology
1330 Rockefeller Avenue, Suite 120, 
Everett, WA 
 (27.5 miles away)
425-339-5442
Languages Spoken:
English
See accepted insurances
Accepting New Patients
Offers Telehealth

Perry Soriano is a Surgical Oncologist in Everett, Washington. Dr. Soriano is rated as an Advanced provider by MediFind in the treatment of Pseudomyxoma Peritonei. His top areas of expertise are Retroperitoneal Liposarcoma, Desmoplastic Small Round Cell Tumor, Breast Cancer, Pancreatectomy, and Hernia Surgery. Dr. Soriano is currently accepting new patients.

VIEW MORE PSEUDOMYXOMA PERITONEI DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Ong's expertise for a condition
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    • Distinguished
    • Pancreatic Cancer
      Dr. Ong is
      Distinguished
      . Learn about Pancreatic Cancer.
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    • Advanced
    • Familial Colorectal Cancer
      Dr. Ong is
      Advanced
      . Learn about Familial Colorectal Cancer.
      See more Familial Colorectal Cancer experts
    • Hepato-Pancreato-Biliary Surgery
      Dr. Ong is
      Advanced
      . Learn about Hepato-Pancreato-Biliary Surgery.
      See more Hepato-Pancreato-Biliary Surgery experts
    • Pancreatectomy
      Dr. Ong is
      Advanced
      . Learn about Pancreatectomy.
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    • Pancreaticoduodenectomy
      Dr. Ong is
      Advanced
      . Learn about Pancreaticoduodenectomy.
      See more Pancreaticoduodenectomy experts
    • Pseudomyxoma Peritonei
      Dr. Ong is
      Advanced
      . Learn about Pseudomyxoma Peritonei.
      See more Pseudomyxoma Peritonei experts
    • Small Bowel Resection
      Dr. Ong is
      Advanced
      . Learn about Small Bowel Resection.
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    • Experienced
    • Adult Soft Tissue Sarcoma
      Dr. Ong is
      Experienced
      . Learn about Adult Soft Tissue Sarcoma.
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    • Ampullary Cancer
      Dr. Ong is
      Experienced
      . Learn about Ampullary Cancer.
      See more Ampullary Cancer experts
    • Cholangiocarcinoma (Bile Duct Cancer)
      Dr. Ong is
      Experienced
      . Learn about Cholangiocarcinoma (Bile Duct Cancer).
      See more Cholangiocarcinoma (Bile Duct Cancer) experts
    • Colorectal Cancer
      Dr. Ong is
      Experienced
      . Learn about Colorectal Cancer.
      See more Colorectal Cancer experts
    • Desmoplastic Small Round Cell Tumor
      Dr. Ong is
      Experienced
      . Learn about Desmoplastic Small Round Cell Tumor.
      See more Desmoplastic Small Round Cell Tumor experts
    • Endoscopy
      Dr. Ong is
      Experienced
      . Learn about Endoscopy.
      See more Endoscopy experts
    View All 20 Experienced Conditions
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