Advanced in Richter Syndrome

Dr. Todd A. Fehniger

Oncology
Washington University
1 Barnes Jewish Hospital Plz, 
Saint Louis, MO 
Accepting New Patients
Advanced in Richter Syndrome
Washington University
1 Barnes Jewish Hospital Plz, 
Saint Louis, MO 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Todd Fehniger is an Oncologist in Saint Louis, Missouri. Dr. Fehniger is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Acute Myeloid Leukemia (AML), Multiple Myeloma, Non-Hodgkin Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), and Bone Marrow Aspiration. Dr. Fehniger is currently accepting new patients.

His clinical research consists of co-authoring 122 peer reviewed articles and participating in 34 clinical trials. MediFind looks at clinical research from the past 15 years.

Specialties
Oncology
Licenses
Internal Medicine in MO
Hospital Affiliations
Barnes Jewish Hospital
Languages Spoken
English
Gender
Male

Insurance

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

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
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Anthem
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  • HMO
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  • PPO
Cigna
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Cox Health
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Essence Healthcare
  • INSURANCE PLAN
  • MEDICARE MAPD
Health Care Services Corporation
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Humana
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Managed Medicaid
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Medicaid
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UnitedHealthcare
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Wellcare
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  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
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Locations

WASHINGTON UNIVERSITY
1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110

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.

34 Clinical Trials

Cytokine Induced Memory-like NK Cell Adoptive Therapy for Relapsed AML After Allogeneic Hematopoietic Cell Transplant in Children and Adults
Cytokine Induced Memory-like NK Cell Adoptive Therapy for Relapsed AML After Allogeneic Hematopoietic Cell Transplant in Children and Adults
Enrollment Status: Completed
Publish Date: October 14, 2025
Intervention Type: Procedure, Drug
Study Drug: CIML NK Cell Infusion
Study Phase: Phase 1/Phase 2
A Phase II Study of IRD (Ixazomib, Lenalidomide, & Dexamethasone) for Consolidation Therapy Post Autologous Stem Cell Transplantation Followed by Maintenance Ixazomib or Lenalidomide for Multiple Myeloma
A Phase II Study of IRD (Ixazomib, Lenalidomide, & Dexamethasone) for Consolidation Therapy Post Autologous Stem Cell Transplantation Followed by Maintenance Ixazomib or Lenalidomide for Multiple Myeloma
Enrollment Status: Active_not_recruiting
Publish Date: October 07, 2025
Intervention Type: Drug, Biological
Study Drugs: Ixazomib, Lenalidomide, Dexamethasone
Study Phase: Phase 2
A Phase II Study of Cytokine Induced Memory-like NK Cell Adoptive Therapy After Haploidentical Donor Hematopoietic Cell Transplantation
A Phase II Study of Cytokine Induced Memory-like NK Cell Adoptive Therapy After Haploidentical Donor Hematopoietic Cell Transplantation
Enrollment Status: Active_not_recruiting
Publish Date: September 23, 2025
Intervention Type: Procedure, Drug
Study Drugs: Tacrolimus, Mycophenolate mofetil, G-CSF, ALT-803
Study Phase: Phase 2
Phase II Trial With Safety Lead in of Duvelisib Maintenance After Autologous Stem Cell Transplant in T-Cell Lymphomas
Phase II Trial With Safety Lead in of Duvelisib Maintenance After Autologous Stem Cell Transplant in T-Cell Lymphomas
Enrollment Status: Active_not_recruiting
Publish Date: May 25, 2025
Intervention Type: Drug, Procedure
Study Drug: Duvelisib
Study Phase: Phase 2
A Pilot Study of Acalabrutinib With Bendamustine / Rituximab Followed by Cytarabine / Rituximab for Untreated Mantle Cell Lymphoma
A Pilot Study of Acalabrutinib With Bendamustine / Rituximab Followed by Cytarabine / Rituximab for Untreated Mantle Cell Lymphoma
Enrollment Status: Completed
Publish Date: May 04, 2025
Intervention Type: Drug, Procedure
Study Drugs: Bendamustine, Rituximab, Acalabrutinib, Cytarabine
Study Phase: Phase 2
A Phase II Study Evaluating the Efficacy of Mosunetuzumab in Combination With Polatuzumab Vedotin in Untreated Follicular Lymphoma
A Phase II Study Evaluating the Efficacy of Mosunetuzumab in Combination With Polatuzumab Vedotin in Untreated Follicular Lymphoma
Enrollment Status: Active_not_recruiting
Publish Date: April 24, 2025
Intervention Type: Drug
Study Phase: Phase 2
Los Tres Paso Trial: Step One - Neoadjuvant Palbociclib Monotherapy, Step Two - Concurrent Chemoradiation Therapy, and Step Three - Adjuvant Palbociclib Monotherapy in Patients With p16INK4a Negative, HPV-Unrelated Head and Neck Squamous Cell Carcinoma
Los Tres Paso Trial: Step One - Neoadjuvant Palbociclib Monotherapy, Step Two - Concurrent Chemoradiation Therapy, and Step Three - Adjuvant Palbociclib Monotherapy in Patients With p16INK4a Negative, HPV-Unrelated Head and Neck Squamous Cell Carcinoma
Enrollment Status: Active_not_recruiting
Publish Date: April 13, 2025
Intervention Type: Drug, Procedure, Radiation
Study Drugs: Palbociclib, Cetuximab, Cisplatin
Study Phase: Phase 2
A Single-Arm, Open-Label, Pilot Study and Expansion Study of JAK Inhibitor Itacitinib for the Prophylaxis of Graft-Versus-Host Disease and Cytokine Release Syndrome After T-cell Replete Haploidentical Peripheral Blood Hematopoietic Cell Transplantation
A Single-Arm, Open-Label, Pilot Study and Expansion Study of JAK Inhibitor Itacitinib for the Prophylaxis of Graft-Versus-Host Disease and Cytokine Release Syndrome After T-cell Replete Haploidentical Peripheral Blood Hematopoietic Cell Transplantation
Enrollment Status: Completed
Publish Date: April 06, 2025
Intervention Type: Drug, Other, Procedure
Study Drug: Itacitinib
Study Phase: Phase 1
Identification of AML/MDS Drug Sensitization by in Vivo Chemotherapy Administration
Identification of AML/MDS Drug Sensitization by in Vivo Chemotherapy Administration
Enrollment Status: Active_not_recruiting
Publish Date: February 27, 2025
Intervention Type: Procedure
Improving Risk Assessment of AML With a Precision Genomic Strategy to Assess Mutation Clearance
Improving Risk Assessment of AML With a Precision Genomic Strategy to Assess Mutation Clearance
Enrollment Status: Active_not_recruiting
Publish Date: October 28, 2024
Intervention Type: Procedure, Drug, Device
Study Phase: Phase 2
A Phase I/II Study of N-803 in Patients With Relapsed or Refractory Multiple Myeloma
A Phase I/II Study of N-803 in Patients With Relapsed or Refractory Multiple Myeloma
Enrollment Status: Terminated
Publish Date: September 26, 2024
Intervention Type: Biological
Study Drug: ALT-803
Study Phase: Phase 1
FATE FT596 With Rituximab as Relapse Prevention in High Risk Patients After Autologous Hematopoietic Stem Cell Transplantation for Non-Hodgkin Lymphoma
FATE FT596 With Rituximab as Relapse Prevention in High Risk Patients After Autologous Hematopoietic Stem Cell Transplantation for Non-Hodgkin Lymphoma
Enrollment Status: Completed
Publish Date: July 09, 2024
Intervention Type: Drug
Study Drugs: FT596, Rituximab
Study Phase: Phase 1
A Phase 1/2 Study of N-803 in Patients With Relapse/Refractory Indolent B Cell Non-Hodgkin Lymphoma in Conjunction With Rituximab
A Phase 1/2 Study of N-803 in Patients With Relapse/Refractory Indolent B Cell Non-Hodgkin Lymphoma in Conjunction With Rituximab
Enrollment Status: Terminated
Publish Date: July 03, 2024
Intervention Type: Biological
Study Phase: Phase 1/Phase 2
A Multi-Institutional Prospective Cohort Study of Minimal Residual Disease in Peripheral T-cell Lymphoma
A Multi-Institutional Prospective Cohort Study of Minimal Residual Disease in Peripheral T-cell Lymphoma
Enrollment Status: Completed
Publish Date: May 16, 2024
Intervention Type: Procedure
Tazemetostat and Pembrolizumab in Patients With Pembrolizumab- or Nivolumab-Resistant, Recurrent or Metastatic Head and Neck Squamous-Cell Carcinoma: A Phase 1-2 Trial
Tazemetostat and Pembrolizumab in Patients With Pembrolizumab- or Nivolumab-Resistant, Recurrent or Metastatic Head and Neck Squamous-Cell Carcinoma: A Phase 1-2 Trial
Enrollment Status: Terminated
Publish Date: February 21, 2024
Intervention Type: Drug
Study Drugs: Tazemetostat, Pembrolizumab
Study Phase: Phase 1
A Phase 1/2 Study of Cytokine-Induced Memory-Like NK Cells in Patients With AML or MDS
A Phase 1/2 Study of Cytokine-Induced Memory-Like NK Cells in Patients With AML or MDS
Enrollment Status: Terminated
Publish Date: January 17, 2024
Intervention Type: Procedure, Biological, Drug
Study Drugs: Fludarabine, Cyclophosphamide, ALT-803, Cytokine-Induced Natural Killer T Cells, IL-2
Study Phase: Phase 1/Phase 2
A Pilot Study of Bendamustine and Rituximab Alternating With Cytarabine and Rituximab for Untreated Mantle Cell Lymphoma
A Pilot Study of Bendamustine and Rituximab Alternating With Cytarabine and Rituximab for Untreated Mantle Cell Lymphoma
Enrollment Status: Completed
Publish Date: November 01, 2023
Intervention Type: Drug, Procedure
Study Drugs: Bendamustine, Rituximab, Cytarabine, Pegfilgrastim, Filgrastim
Study Phase: Phase 1
Pilot Study of a Personalized Tumor Vaccine Strategy and PD-1 Blockade in Patients With Follicular Lymphoma
Pilot Study of a Personalized Tumor Vaccine Strategy and PD-1 Blockade in Patients With Follicular Lymphoma
Enrollment Status: Terminated
Publish Date: August 14, 2023
Intervention Type: Procedure, Drug, Biological
Study Drugs: Personalized tumor vaccine, Poly ICLC, Nivolumab, Rituximab
Study Phase: Phase 1
A Phase I Study of ApoGraft for the Prevention of Acute Graft Versus Host Disease in Haploidentical Hematopoietic Cell Transplant Recipients
A Phase I Study of ApoGraft for the Prevention of Acute Graft Versus Host Disease in Haploidentical Hematopoietic Cell Transplant Recipients
Enrollment Status: Terminated
Publish Date: May 19, 2023
Intervention Type: Drug
Study Drug: ApoGraft
Study Phase: Phase 1
A Single-Arm, Open-Label Phase I Clinical Trial of a JAK Inhibitor, Baricitinib, for the Prophylaxis of Graft-Versus-Host Disease After Peripheral Blood Hematopoietic Cell Transplantation
A Single-Arm, Open-Label Phase I Clinical Trial of a JAK Inhibitor, Baricitinib, for the Prophylaxis of Graft-Versus-Host Disease After Peripheral Blood Hematopoietic Cell Transplantation
Enrollment Status: Completed
Publish Date: May 10, 2023
Intervention Type: Drug
Study Drug: Baricitinib
Study Phase: Phase 1
A Phase 2 Study of Cytokine-induced Memory-like NK Cells in Combination With Chemotherapy in Pediatric Patients With Refractory or Relapsed AML
A Phase 2 Study of Cytokine-induced Memory-like NK Cells in Combination With Chemotherapy in Pediatric Patients With Refractory or Relapsed AML
Enrollment Status: Withdrawn
Publish Date: April 04, 2023
Intervention Type: Procedure, Drug, Biological
Study Drugs: Cytokine induced memory-like NK cells, Fludarabine, Ara-C, G-CSF, Interleukin-2
Study Phase: Phase 2
A Phase I Trial of Brentuximab Vedotin in Combination With Lenalidomide in Relapsed or Refractory Diffuse Large B-cell Lymphoma
A Phase I Trial of Brentuximab Vedotin in Combination With Lenalidomide in Relapsed or Refractory Diffuse Large B-cell Lymphoma
Enrollment Status: Completed
Publish Date: February 17, 2022
Intervention Type: Drug
Study Drugs: Brentuximab vedotin, Lenalidomide
Study Phase: Phase 1
A Blinded, Prospective Non-Interventional Observational Study for the Evaluation of a GVHD Negative Outcome Score (GNOS) in Matched Unrelated or Haploidentical Hematopoietic Stem Cell Transplant
A Blinded, Prospective Non-Interventional Observational Study for the Evaluation of a GVHD Negative Outcome Score (GNOS) in Matched Unrelated or Haploidentical Hematopoietic Stem Cell Transplant
Enrollment Status: Completed
Publish Date: February 04, 2021
A Prospective Phase I and II Trial of Abemaciclib + Nivolumab in Patients With Recurrent/Metastatic Head and Neck Squamous Cell Carcinoma That Progressed or Recurred Within Six Months After Platinum-based Chemotherapy
A Prospective Phase I and II Trial of Abemaciclib + Nivolumab in Patients With Recurrent/Metastatic Head and Neck Squamous Cell Carcinoma That Progressed or Recurred Within Six Months After Platinum-based Chemotherapy
Enrollment Status: Terminated
Publish Date: December 03, 2020
Intervention Type: Procedure, Drug, Other
Study Phase: Phase 1/Phase 2
A Multicenter Phase I Dose-finding and Preliminary Efficacy Study of the Histone Deacetylase Inhibitor Romidepsin (Istodax) in Combination With Gemcitabine (Gemzar), Oxaliplatin (Eloxatin), and Dexamethasone for the Treatment of Adults With Relapsed/Refractory Aggressive Lymphomas
A Multicenter Phase I Dose-finding and Preliminary Efficacy Study of the Histone Deacetylase Inhibitor Romidepsin (Istodax) in Combination With Gemcitabine (Gemzar), Oxaliplatin (Eloxatin), and Dexamethasone for the Treatment of Adults With Relapsed/Refractory Aggressive Lymphomas
Enrollment Status: Completed
Publish Date: November 17, 2020
Intervention Type: Drug
Study Phase: Phase 1
A Phase I/II Study of Azacitidine in Haploidentical Donor Hematopoietic Cell Transplantation
A Phase I/II Study of Azacitidine in Haploidentical Donor Hematopoietic Cell Transplantation
Enrollment Status: Terminated
Publish Date: October 20, 2020
Intervention Type: Radiation, Drug, Procedure
Study Phase: Phase 1
An Investigator Sponsored Phase I/II Study of CLAG + Selinexor in Relapsed or Refractory Acute Myeloid Leukemia
An Investigator Sponsored Phase I/II Study of CLAG + Selinexor in Relapsed or Refractory Acute Myeloid Leukemia
Enrollment Status: Completed
Publish Date: March 13, 2020
Intervention Type: Procedure, Drug
Study Phase: Phase 1/Phase 2
A Pilot Study of CX-01 Combined With Azacitidine in the Treatment of Relapsed or Refractory Myelodysplastic Syndrome and Acute Myeloid Leukemia
A Pilot Study of CX-01 Combined With Azacitidine in the Treatment of Relapsed or Refractory Myelodysplastic Syndrome and Acute Myeloid Leukemia
Enrollment Status: Completed
Publish Date: December 05, 2019
Intervention Type: Procedure, Drug
Study Phase: Phase 1
A Study of Granix to Disrupt the Bone Marrow Microenvironment in Patients With Multiple Myeloma Undergoing Autologous Stem Cell Transplantation
A Study of Granix to Disrupt the Bone Marrow Microenvironment in Patients With Multiple Myeloma Undergoing Autologous Stem Cell Transplantation
Enrollment Status: Terminated
Publish Date: November 26, 2019
Intervention Type: Procedure, Drug
Study Phase: Phase 2
Phase I/II Trial of Intravenous Azacitidine in Patients Undergoing Matched Unrelated Stem Cell Transplantation
Phase I/II Trial of Intravenous Azacitidine in Patients Undergoing Matched Unrelated Stem Cell Transplantation
Enrollment Status: Terminated
Publish Date: October 16, 2019
Intervention Type: Drug
Study Phase: Phase 1/Phase 2
A Pilot Study of Myeloablative Allogeneic or Haploidentical Stem Cell Transplantation With High Dose PT-Cy in Relapsed/Refractory AML
A Pilot Study of Myeloablative Allogeneic or Haploidentical Stem Cell Transplantation With High Dose PT-Cy in Relapsed/Refractory AML
Enrollment Status: Terminated
Publish Date: October 12, 2018
Intervention Type: Radiation, Drug, Procedure
Study Phase: Phase 1
A Phase I Study of the Safety and Feasibility of Bortezomib in Combination With G-CSF for Stem Cell Mobilization in Patients With Multiple Myeloma
A Phase I Study of the Safety and Feasibility of Bortezomib in Combination With G-CSF for Stem Cell Mobilization in Patients With Multiple Myeloma
Enrollment Status: Completed
Publish Date: January 08, 2018
Intervention Type: Biological, Drug
Study Phase: Phase 1
A Phase 1/2 Study of CNDO-109-Activated Allogeneic Natural Killer Cells in Patients With High Risk Acute Myeloid Leukemia in First Complete Remission (CR1)
A Phase 1/2 Study of CNDO-109-Activated Allogeneic Natural Killer Cells in Patients With High Risk Acute Myeloid Leukemia in First Complete Remission (CR1)
Enrollment Status: Unknown
Publish Date: June 29, 2017
Intervention Type: Biological
Study Phase: Phase 1/Phase 2
A Pilot Study of Pacritinib in Combination With Low Dose Decitabine in Patients With Intermediate-High Risk Myelofibrosis or MPN/MDS Syndromes
A Pilot Study of Pacritinib in Combination With Low Dose Decitabine in Patients With Intermediate-High Risk Myelofibrosis or MPN/MDS Syndromes
Enrollment Status: Withdrawn
Publish Date: May 08, 2017
Intervention Type: Drug
Study Phase: Phase 1
View 33 Less Clinical Trials

122 Total Publications

First-in-Human Phase I Study of a CD16A Bispecific Innate Cell Engager, AFM24, Targeting EGFR-Expressing Solid Tumors.
First-in-Human Phase I Study of a CD16A Bispecific Innate Cell Engager, AFM24, Targeting EGFR-Expressing Solid Tumors.
Journal: Clinical cancer research : an official journal of the American Association for Cancer Research
Published: July 01, 2024
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Areas of Expertise

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