Katherine A. Mandell
Experienced in Peritonitis

Dr. Katherine A. Mandell

General Surgery
Swedish Medical Center
Swedish Surgical Specialists - First Hill
801 Broadway, 0, 
Seattle, WA 
Accepting New Patients
Offers Telehealth

Experienced in Peritonitis
Swedish Medical Center
Swedish Surgical Specialists - First Hill
801 Broadway, 0, 
Seattle, WA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Dr. Katherine A Mandell, MD, is a General Surgery specialist in Seattle, Washington. She attended and graduated from Tulane University School Of Medicine in 2003, having over 15 years of diverse experience, especially in General Surgery. She is affiliated with many hospitals including Jefferson Healthcare Hospital, Olympic Medical Center, Swedish Medical Center, Swedish Medical Center / Cherry Hill. Dr. Katherine A Mandell also cooperates with other doctors and physicians in medical groups including Swedish Health Services.

Dr. Mandell is rated as an Experienced provider by MediFind in the treatment of Peritonitis. Her top areas of expertise are Appendicitis, Retroperitoneal Inflammation, Gallbladder Disease, Appendectomy, and Gallbladder Removal.

Her clinical research consists of co-authoring 9 peer reviewed articles and participating in 1 clinical trial. MediFind looks at clinical research from the past 15 years.

Graduate Institution
Tulane University School Of Medicine , 2003
Residency
University of Washington School of Medicine , 2009
Specialties
General Surgery
Licenses
Surgery in MA
Board Certifications
American Board Of Surgery
Fellowships
Harborview Medical Center Department of Surgery , 2011
University of Washington School of Medicine , 2010
University of Washington Fellowship Surgical Critical Care , 2010
Harborview Medical Center , 2011
Hospital Affiliations
Swedish Medical Center / Cherry Hill
Swedish Medical Center
Languages Spoken
English
Gender
Female

Insurance

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

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Anthem
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Community Health
  • EPO
  • HMO
Coordinated Care
  • HMO
  • MANAGED MEDICAID PLAN
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Kaiser Permanente
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER MEDICARE
  • POS
  • PPO
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
PacificSource
  • PPO
Premera
  • EPO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
Regence
  • EPO
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
View 7 Less Insurance Carriers -

Locations

Swedish Surgical Specialists - First Hill
801 Broadway, 0, Seattle, WA 98122
Call: 206-215-3500
Other Locations
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
Swedish Edmonds
21601 76th Avenue West, Edmonds, WA 98026
Call: 425-640-4000

Additional Areas of Focus

Dr. Mandell 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.

Frostbite
Ganglion Cyst
Anal Fissure
Thyroid Cancer
Urachal Cyst
Colorectal Cancer
Hidradenitis Suppurativa
Hemorrhoids
Hernia
Necrotizing Fasciitis
Thyroid Nodule
Paronychia
Femoral Hernia
Parathyroid Cancer
Peritonitis
Diaphragmatic Hernia
Gastrectomy
Melanoma
Anal Cancer
Glucagonoma
Carbuncle
Gangrene
Diverticular Disease
Hereditary Hemorrhagic Telangiectasia
Retroperitoneal Fibrosis
Splenectomy
Colitis
Parathyroidectomy
Appendectomy
Parathyroid Adenoma
Ulcerative Colitis
Ileostomy
Colostomy
Proctitis
Merkel Cell Carcinoma
Pyogenic Granuloma
Rectal Prolapse
Lynch Syndrome
Appendicitis
Splenomegaly
Rectocele
Cholecystitis
Stomach Cancer
Umbilical Hernia
View 34 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.


1 Clinical Trials

The Comparison of Outcomes of Antibiotic Drugs and Appendectomy (CODA) Trial
The Comparison of Outcomes of Antibiotic Drugs and Appendectomy (CODA) Trial
Enrollment Status: Completed
Publish Date: May 06, 2023
Intervention Type: Procedure, Drug
Study Phase: Not Applicable

9 Total Publications

Trial Participation and Outcomes Among English-Speaking and Spanish-Speaking Patients With Appendicitis Randomized to Antibiotics: A Secondary Analysis of the CODA Randomized Clinical Trial.
Trial Participation and Outcomes Among English-Speaking and Spanish-Speaking Patients With Appendicitis Randomized to Antibiotics: A Secondary Analysis of the CODA Randomized Clinical Trial.
Journal: JAMA surgery
Published: June 28, 2023
View All 9 Publications
Similar Doctors
Advanced in Peritonitis
Dr. Steven R. Giss
General Surgery
Advanced in Peritonitis
Dr. Steven R. Giss
General Surgery

Franciscan Medical Group

11511 Canterwood Blvd Nw, Suite 140, 
Gig Harbor, WA 
 (21.8 miles away)
253-530-2940
Languages Spoken:
English, German, Italian, Mandarin
See accepted insurances
Accepting New Patients
Offers Telehealth

Steven Giss is a General Surgeon in Gig Harbor, Washington. Dr. Giss is rated as a Distinguished provider by MediFind in the treatment of Peritonitis. His top areas of expertise are Ogilvie Syndrome, Cholecystitis, Retroperitoneal Inflammation, Gallbladder Disease, and Hernia Surgery. Dr. Giss is currently accepting new patients.

Shalini R. Kanneganti
Advanced in Peritonitis
Dr. Shalini R. Kanneganti
Colorectal Surgery | General Surgery
Advanced in Peritonitis
Dr. Shalini R. Kanneganti
Colorectal Surgery | General Surgery

Franciscan Surgical Associates At St. Joseph

1708 S Yakima Avenue, Suite 105 & 112, 
Tacoma, WA 
 (26.1 miles away)
253-552-1200
Languages Spoken:
English
See accepted insurances
Accepting New Patients
Offers Telehealth

Shalini Kanneganti, MD, FACS, FASCRS, is a fellowship-trained surgeon specializing in the treatment of colon and rectal diseases. Her areas of expertise include the laparoscopic treatment of colon and rectal disease; diagnostic and therapeutic colonoscopy; surgical management of colon and rectal cancer; inflammatory bowel disease; diverticulitis; rectal prolapse; hemorrhoids; fecal incontinence; anal fissures; anal abscesses; and fistulas.Dr. Kanneganti endeavors to deliver care with the highest order of compassion and innovation. She is dedicated to healing patients through surgical intervention.Shalini Kanneganti, MD, #1 Colorectal Surgeon in Pierce County, Top 3 in Washington State. Dr. Kanneganti is rated as a Distinguished provider by MediFind in the treatment of Peritonitis. Her top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, Bladder Reconstruction, and Colostomy.

Experienced in Peritonitis
Dr. Brenton J. Ward
General Surgery
Experienced in Peritonitis
Dr. Brenton J. Ward
General Surgery

King County Public Hospital District No 2

12333 Ne 130th Ln, Suite 400, 
Kirkland, WA 
 (10.0 miles away)
425-899-6414
Experience:
17+ years
Languages Spoken:
English, Castilian, Spanish
See accepted insurances
Accepting New Patients
Offers Telehealth

Brenton Ward is a General Surgeon in Kirkland, Washington. Dr. Ward has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in the treatment of Peritonitis. His top areas of expertise are Retroperitoneal Inflammation, Ogilvie Syndrome, Gallbladder Disease, Hernia Surgery, and Gastrostomy. Dr. Ward is currently accepting new patients.

VIEW MORE PERITONITIS 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. Mandell's expertise for a condition
ConditionClose
      • Advanced
      • Appendectomy
        Dr. Mandell is
        Advanced
        . Learn about Appendectomy.
        See more Appendectomy experts
      • Appendicitis
        Dr. Mandell is
        Advanced
        . Learn about Appendicitis.
        See more Appendicitis experts
      • Choledocholithiasis
        Dr. Mandell is
        Advanced
        . Learn about Choledocholithiasis.
        See more Choledocholithiasis experts
      • Gallbladder Disease
        Dr. Mandell is
        Advanced
        . Learn about Gallbladder Disease.
        See more Gallbladder Disease experts
      • Gallstones
        Dr. Mandell is
        Advanced
        . Learn about Gallstones.
        See more Gallstones experts
      • Ogilvie Syndrome
        Dr. Mandell is
        Advanced
        . Learn about Ogilvie Syndrome.
        See more Ogilvie Syndrome experts
      View All 7 Advanced Conditions
      • Experienced
      • Acute Pancreatitis
        Dr. Mandell is
        Experienced
        . Learn about Acute Pancreatitis.
        See more Acute Pancreatitis experts
      • Cellulitis
        Dr. Mandell is
        Experienced
        . Learn about Cellulitis.
        See more Cellulitis experts
      • Childhood Pancreatitis
        Dr. Mandell is
        Experienced
        . Learn about Childhood Pancreatitis.
        See more Childhood Pancreatitis experts
      • Cholecystitis
        Dr. Mandell is
        Experienced
        . Learn about Cholecystitis.
        See more Cholecystitis experts
      • Colostomy
        Dr. Mandell is
        Experienced
        . Learn about Colostomy.
        See more Colostomy experts
      • Diverticular Disease
        Dr. Mandell is
        Experienced
        . Learn about Diverticular Disease.
        See more Diverticular Disease experts
      View All 21 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile
      For Patients
      • Our Story
      • How MediFind Works
      • Conditions A-Z
      • Doctor Directory
      • Symptoms Directory
      • Procedures Directory
      • Treatment Directory
      • Drug Directory
      • Infusion Center Finder
      • FAQ
      • Contact Us
      For Providers and Practices
      • Claim Your Profile
      • Newsroom
      Business Solutions
      • Provider
      • Network Solutions
      Additional Resources
      • Consumer Health Data Privacy Policy
      • Privacy Policy
      • Terms of Use
      • Advertising Policy
      • Content Policy
      Subscribe to our newsletter

      Sign up to stay informed about MediFind and get wellness sent your way.

      Close

        By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

        Bullet PinMediFind
        Follow us on
        This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
        © 2026 All Rights Reserved

        Request an Appointment

        If you are experiencing a medical emergency, call 9-1-1.

        MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

        Patient Details

        This information is for the patient who will be seen at the appointment.

          Close

          Returning patient? Use your address on file with the provider.

          Insurance Details

          Please provide information of the primary insurance holder as the practice may require this information to schedule.

          Insurance Provider *
          Insurance ProviderClose

          Appointments Details

          Let’s get more information about your appointment.

                  0 / 1000
                  0 / 1000
                  By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.