Distinguished in Melanoma

Dr. Ryan Fields

General Surgery
Washington University
660 S Euclid Ave, 
Saint Louis, MO 
Distinguished in Melanoma
Washington University
660 S Euclid Ave, 
Saint Louis, MO 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Ryan Fields is a General Surgeon in Saint Louis, Missouri. Dr. Fields is rated as a Distinguished provider by MediFind in the treatment of Melanoma. His top areas of expertise are Neuroendocrine Tumor, Pancreatic Cancer, Gallbladder Cancer, Pancreaticoduodenectomy, and Pancreatectomy.

His clinical research consists of co-authoring 386 peer reviewed articles and participating in 18 clinical trials. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 23 articles and participated in 1 clinical trial in the study of Melanoma.

Specialties
General Surgery
Licenses
Surgery in MO
Hospital Affiliations
Barnes-Jewish West County Hospital
Barnes Jewish Hospital
Languages Spoken
English
Gender
Male

Insurance

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
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  • PPO
Cigna
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Cox Health
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Health Alliance
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  • HMO
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  • PPO
Health Care Services Corporation
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  • INSURANCE PLAN
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  • MEDICARE PDP
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  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
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Humana
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Managed Medicaid
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Medicaid
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  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
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Walgreens
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Wellcare
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  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
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  • OTHER MEDICARE PART D
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Locations

Washington University
660 S Euclid Ave, Saint Louis, MO 63110
Call: 314-286-1694

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.

18 Clinical Trials

Phase II Study of Stereotactic Body Radiotherapy and Focal Adhesion Kinase Inhibitor in Advanced Pancreas Adenocarcinoma
Phase II Study of Stereotactic Body Radiotherapy and Focal Adhesion Kinase Inhibitor in Advanced Pancreas Adenocarcinoma
Enrollment Status: Active_not_recruiting
Publish Date: December 30, 2025
Intervention Type: Procedure, Device, Drug
Study Drug: Defactinib
Study Phase: Phase 2
Cabozantinib in High Grade Neuroendocrine Neoplasms
Cabozantinib in High Grade Neuroendocrine Neoplasms
Enrollment Status: Active_not_recruiting
Publish Date: November 24, 2025
Intervention Type: Procedure, Drug
Study Drug: Cabozantinib
Study Phase: Phase 2
A Phase I/II Study to Evaluate the Tolerability and Efficacy of BMS-813160 (CCR2/5 Inhibitor) With Nivolumab and Gemcitabine and Nab-paclitaxel in Borderline Resectable and Locally Advanced Pancreatic Ductal Adenocarcinoma (PDAC)
A Phase I/II Study to Evaluate the Tolerability and Efficacy of BMS-813160 (CCR2/5 Inhibitor) With Nivolumab and Gemcitabine and Nab-paclitaxel in Borderline Resectable and Locally Advanced Pancreatic Ductal Adenocarcinoma (PDAC)
Enrollment Status: Completed
Publish Date: July 29, 2025
Intervention Type: Drug, Procedure
Study Drugs: BMS-813160, Nivolumab, Gemcitabine, Nab-paclitaxel
Study Phase: Phase 1/Phase 2
Evaluation of the Role of Proton Pump Inhibitors on the Postoperative Course Following Pancreaticoduodenectomy
Evaluation of the Role of Proton Pump Inhibitors on the Postoperative Course Following Pancreaticoduodenectomy
Enrollment Status: Terminated
Publish Date: May 06, 2025
Intervention Type: Drug
Study Drug: Pantoprazole
Study Phase: Phase 2
Pre-operative Adaptive Short Course Radiation Therapy in Gastric Cancer
Pre-operative Adaptive Short Course Radiation Therapy in Gastric Cancer
Enrollment Status: Terminated
Publish Date: January 09, 2025
Intervention Type: Radiation, Drug
Study Phase: Phase 2
Testing the Immunologic Effects of CDX-301 and CDX-1140 in Resectable Pancreatic Cancer Patients
Testing the Immunologic Effects of CDX-301 and CDX-1140 in Resectable Pancreatic Cancer Patients
Enrollment Status: Terminated
Publish Date: October 08, 2024
Intervention Type: Drug, Procedure
Study Drugs: CDX-301, CDX-1140
Study Phase: Phase 2
Ramucirumab Plus Irinotecan in Patients With Previously Treated Advanced Gastric or Gastro-esophageal Junction Adenocarcinoma
Ramucirumab Plus Irinotecan in Patients With Previously Treated Advanced Gastric or Gastro-esophageal Junction Adenocarcinoma
Enrollment Status: Completed
Publish Date: June 25, 2024
Intervention Type: Genetic, Drug
Study Drugs: Irinotecan, Ramucirumab
Study Phase: Phase 2
The Effect of Preoperative and Postoperative Incentive Spirometry in Patients Undergoing Major Abdominal Surgery
The Effect of Preoperative and Postoperative Incentive Spirometry in Patients Undergoing Major Abdominal Surgery
Enrollment Status: Terminated
Publish Date: May 17, 2023
Intervention Type: Device
Study Phase: Not Applicable
Remote Telemonitoring to Improve Prehabilitation and Surgical Outcomes of Patients Undergoing Elective Abdominal Surgery
Remote Telemonitoring to Improve Prehabilitation and Surgical Outcomes of Patients Undergoing Elective Abdominal Surgery
Enrollment Status: Terminated
Publish Date: December 12, 2022
Intervention Type: Other
Study Phase: Not Applicable
Evaluation of Fluorescence Imaging in Hepatobiliary Surgery
Evaluation of Fluorescence Imaging in Hepatobiliary Surgery
Enrollment Status: Withdrawn
Publish Date: January 24, 2022
Intervention Type: Device
Study Phase: Not Applicable
Evaluation of LS301 Uptake in Tumors of Patients Undergoing Liver, Pancreas, or Gastric Surgery
Evaluation of LS301 Uptake in Tumors of Patients Undergoing Liver, Pancreas, or Gastric Surgery
Enrollment Status: Withdrawn
Publish Date: December 09, 2021
Intervention Type: Drug, Device
Study Phase: Phase 1/Phase 2
Improving Mental and Physical Health and Decreasing Hospital Readmission After Pancreatectomy Through Enhanced Patient and Caregiver Education and Engagement
Improving Mental and Physical Health and Decreasing Hospital Readmission After Pancreatectomy Through Enhanced Patient and Caregiver Education and Engagement
Enrollment Status: Terminated
Publish Date: May 15, 2020
Intervention Type: Other
Study Phase: Not Applicable
Epidural Analgesia Use in Pancreatic Resections
Epidural Analgesia Use in Pancreatic Resections
Enrollment Status: Completed
Publish Date: March 12, 2020
Intervention Type: Drug
Study Phase: Phase 1
Prospective Phase I Study of Nab-Paclitaxel Plus Gemcitabine With Concurrent MR-Guided IMRT in Patients With Locally Advanced Pancreatic Cancer
Prospective Phase I Study of Nab-Paclitaxel Plus Gemcitabine With Concurrent MR-Guided IMRT in Patients With Locally Advanced Pancreatic Cancer
Enrollment Status: Completed
Publish Date: June 19, 2019
Intervention Type: Drug, Radiation
Study Phase: Phase 1
Whipple at the Splenic Artery - A Procedure for Ductal Adenocarcinoma of the Pancreas With Extensive Involvement of the Porto-Mesenteric Axis: A Registry Study
Whipple at the Splenic Artery - A Procedure for Ductal Adenocarcinoma of the Pancreas With Extensive Involvement of the Porto-Mesenteric Axis: A Registry Study
Enrollment Status: Completed
Publish Date: January 22, 2019
Intervention Type: Procedure
Thunderbeat™ Integrated Bipolar and Ultrasonic Forceps in the Whipple Procedure: A Prospective Registry Trial
Thunderbeat™ Integrated Bipolar and Ultrasonic Forceps in the Whipple Procedure: A Prospective Registry Trial
Enrollment Status: Terminated
Publish Date: September 19, 2018
Intervention Type: Device
Study Phase: Not Applicable
Pilot Study to Determine the Feasibility and Functionality of fPAM Imaging for the in Vivo Depth Measurement of Pigmented Lesions and Melanoma Depth
Pilot Study to Determine the Feasibility and Functionality of fPAM Imaging for the in Vivo Depth Measurement of Pigmented Lesions and Melanoma Depth
Enrollment Status: Completed
Publish Date: February 14, 2018
Intervention Type: Device, Procedure
Study Phase: Phase 1
4D Phase Contrast MR: Validation and Evaluation of Hypertrophy in Liver Cancer
4D Phase Contrast MR: Validation and Evaluation of Hypertrophy in Liver Cancer
Enrollment Status: Terminated
Publish Date: April 07, 2017
Intervention Type: Procedure, Device
Study Phase: Not Applicable
View 17 Less Clinical Trials

384 Total Publications

Targeting tumor-intrinsic TAK1 triggers anti-tumor immunity and sensitizes pancreatic cancer to checkpoint blockade.
Targeting tumor-intrinsic TAK1 triggers anti-tumor immunity and sensitizes pancreatic cancer to checkpoint blockade.
Journal: bioRxiv : the preprint server for biology
Published: November 24, 2025
View All 384 Publications
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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.

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Find Dr. Fields's expertise for a condition
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  • Elite
  • Gallbladder Cancer
    Dr. Fields is
    Elite
    . Learn about Gallbladder Cancer.
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  • Gallbladder Disease
    Dr. Fields is
    Elite
    . Learn about Gallbladder Disease.
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  • Neuroendocrine Tumor
    Dr. Fields is
    Elite
    . Learn about Neuroendocrine Tumor.
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  • Pancreatectomy
    Dr. Fields is
    Elite
    . Learn about Pancreatectomy.
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  • Pancreatic Cancer
    Dr. Fields is
    Elite
    . Learn about Pancreatic Cancer.
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  • Pancreatic Islet Cell Tumor
    Dr. Fields is
    Elite
    . Learn about Pancreatic Islet Cell Tumor.
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View All 7 Elite Conditions
  • Distinguished
  • Adrenal Cancer
    Dr. Fields is
    Distinguished
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  • Adrenocortical Carcinoma
    Dr. Fields is
    Distinguished
    . Learn about Adrenocortical Carcinoma.
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  • Adult Soft Tissue Sarcoma
    Dr. Fields is
    Distinguished
    . Learn about Adult Soft Tissue Sarcoma.
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  • Cholangiocarcinoma (Bile Duct Cancer)
    Dr. Fields is
    Distinguished
    . Learn about Cholangiocarcinoma (Bile Duct Cancer).
    See more Cholangiocarcinoma (Bile Duct Cancer) experts
  • Familial Pancreatic Cancer
    Dr. Fields is
    Distinguished
    . Learn about Familial Pancreatic Cancer.
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  • Gallbladder Adenocarcinoma
    Dr. Fields is
    Distinguished
    . Learn about Gallbladder Adenocarcinoma.
    See more Gallbladder Adenocarcinoma experts
View All 13 Distinguished Conditions
  • Advanced
  • Alveolar Soft Part Sarcoma
    Dr. Fields is
    Advanced
    . Learn about Alveolar Soft Part Sarcoma.
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  • Ampullary Cancer
    Dr. Fields is
    Advanced
    . Learn about Ampullary Cancer.
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  • Bone Tumor
    Dr. Fields is
    Advanced
    . Learn about Bone Tumor.
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  • Colorectal Cancer
    Dr. Fields is
    Advanced
    . Learn about Colorectal Cancer.
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  • Desmoplastic Small Round Cell Tumor
    Dr. Fields is
    Advanced
    . Learn about Desmoplastic Small Round Cell Tumor.
    See more Desmoplastic Small Round Cell Tumor experts
  • Embryonal Tumor with Multilayered Rosettes
    Dr. Fields is
    Advanced
    . Learn about Embryonal Tumor with Multilayered Rosettes.
    See more Embryonal Tumor with Multilayered Rosettes experts
View All 22 Advanced Conditions
  • Experienced
  • Acute Pancreatitis
    Dr. Fields is
    Experienced
    . Learn about Acute Pancreatitis.
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  • Anal Cancer
    Dr. Fields is
    Experienced
    . Learn about Anal Cancer.
    See more Anal Cancer experts
  • Angiosarcoma
    Dr. Fields is
    Experienced
    . Learn about Angiosarcoma.
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  • Bile Duct Cysts
    Dr. Fields is
    Experienced
    . Learn about Bile Duct Cysts.
    See more Bile Duct Cysts experts
  • Bile Duct Stricture
    Dr. Fields is
    Experienced
    . Learn about Bile Duct Stricture.
    See more Bile Duct Stricture experts
  • Biliary Dyskinesia
    Dr. Fields is
    Experienced
    . Learn about Biliary Dyskinesia.
    See more Biliary Dyskinesia experts
View All 63 Experienced Conditions
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