Joshua Matthew Varghise Mammen MD PhD MBA MEd FACS

Breast, Melanoma, Surgical Oncology (Other than Breast)

Merle M. Musselman Centennial Professor of Surgery at the University of Nebraska, Division Chief of Surgical Oncology, Vice-Chair for Academic Affairs

Join to view full profile

986880 Nebraska Medical Center Omaha, NebraskaOmaha, NE 68198
Phone+1 402-559-7298

Dr. Mammen is on Doximity

As a Doximity member, you’ll join more than three million U.S. healthcare professionals—including 85+% of physicians, and 2/3 of all NPs and PAs—in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Mammen's full profile Already have an account?

Summary

Dr. Joshua Mammen is a general surgeon in Kansas City, KS and is affiliated with The University of Kansas Hospital. He received his medical degree from Boston University School of Medicine and has been in practice 18 years. He specializes in breast, melanoma, and surgical oncology and is experienced in peripheral vascular disease, breast surgery, peritoneal, retroperitoneal and mesenteric surgery, surgical oncology (non-breast), and general / gastrointestinal surgery.

Education & Training

University of CincinnatiMasters in Education, 2003 - 2014
University of Texas M D Anderson Cancer CenterFellowship, Complex General Surgical Oncology, 2007 - 2009
University of CincinnatiPhD, Molecular and Cellular Physiology, 2001 - 2009
University of Cincinnati Medical Center/College of MedicineResidency, Surgery, 1999 - 2007
University of CincinnatiMBA, Marketing and Management, 2001 - 2005

The following disclaimer is related to board certifications obtained from ABMS®, denoted by the ABMS® logo.

This information is proprietary data maintained in a copyrighted database owned by the American Board of Medical Specialties®. The display and presence of ABMS Data in no way constitutes any affiliation, association with, or endorsement of any advertising, promotion, or sponsorship by ABMS and its affiliates and subsidiaries, the ABMS Member Boards, or ABMS board certified physicians and medical specialists. Copyright 2026 American Board of Medical Specialties®. All rights reserved.

The user is responsible for ensuring that the profile obtained in this directory is the profile of the physician or medical specialist being sought.

A self-designated specialty, subspecialty, or practice area neither implies nor is equivalent to ABMS board certification or the existence of specialized training by or competence of a physician or medical specialist.

Certifications & Licensure

NE State Medical License 2020 - 2026
TX State Medical License 2007 - 2026
OH State Medical License 2000 - 2022
KS State Medical License 2009 - 2021
American Board of Surgery Surgery

Awards, Honors, & Recognition

CMS Meaningful Use Stage 2 Certification EpicCare Ambulatory 2014 Certified EHR Suite, Epic Systems Corporation, 2014, 2016-2017
CMS Meaningful Use Stage 2 Certification Beacon Oncology 2014 Certified Module, Epic Systems Corporation, 2014, 2016-2017
CMS Meaningful Use Stage 1 Certification Beacon Oncology 2014 Certified Module, Epic Systems Corporation, 2014, 2016-2017

Publications & Presentations

PubMed

ASO Visual Abstract: Prospective Phase II Multicenter Trial of Ablation after Breast Lumpectomy Added To Extend (ABLATE) Intraoperative Margins for the Sole Local Trea...
Kristalyn Gallagher, Sheldon Feldman, Julie Barone, Joshua Mammen, Robert Barone
Annals of Surgical Oncology. 2026-06-01
Prospective Phase II Multicenter Trial of Ablation after Breast Lumpectomy Added To Extend (ABLATE) Intraoperative Margins for the Sole Local Treatment of Breast Cancer.
Kristalyn Gallagher, Sheldon Feldman, Julie Barone, Joshua Mammen, Robert Barone
Annals of Surgical Oncology. 2026-06-01
ASO Visual Abstract: International Survey on Evidence for Index Lymph Node Surgery Following Neoadjuvant Systemic Therapy for Stage III Melanoma.
Elan Novis, Mervi Rautalin, Rodabe N Amaria, Paolo A Ascierto, Christian U Blank
Annals of Surgical Oncology. 2026-05-01

Journal Articles

Pathological Response and Survival in Triple-Negative Breast Cancer Following Neoadjuvant Carboplatin plus Docetaxel
Amanda Amin, Jamie Wagner, Qamar J Khan, Roy A Jensen, Joshua M Mammen, Priyanka Sharma, Jennifer R Klemp, Clinical Cancer Research

Books/Book Chapters

The MD Anderson Surgical Oncology Handbook
Chapter: Melanoma
Mammen JMV, Ching DC, Gershenwald J2012
The Mont Reid Surgical Handbook
Chapter: Neuroendocrine Tumors
Mammen JMVEdition 6th,2008
The Mont Reid Surgical Handbook
Chapter: Parathyroids
Mammen JMVEdition 6th,2008

Abstracts/Posters

Honokiol Affects Melanoma Cell Growth By Targeting Metabolic Pathway Via AMPK Signaling
Kaushik G, Subramaniam D, Anant S, Mammen JMV, The Southwestern Surgical Congress, 4/15/2014
Accuracy Preoperative Biopsies for Breast Cancer May Mitigate the Need for Sentinel Lymph Node Biopsy in Selected Patients
Walmann T, Kilgore L, Meadows L, Connor C, McGinness M, Mammen JMV, Student Research Forum, University of Kansas Medical Center, Kansas City, KS, 4/2/2014
Accuracy Preoperative Biopsies for Breast Cancer May Mitigate the Need for Sentinel Lymph Node Biopsy in Selected Patients
Walmann T, Kilgore L, Meadows L, Connor C, McGinness M, Mammen JMV, Academic Surgical Congress, 2/4/2014

Lectures

Neuroendocrine Tumors of the Pancreas
Kansas City, MO - 4/5/2014
Soft Tissue Sarcomas
Kansas City, MO - 4/5/2014
The Role of Cytoreductive Surgery and Intraperitoneal Chemotherapy
Kansas City, MO - 4/5/2014

Press Mentions

Dr. Mammen Named Chief of Surgical OncologyMarch 4th, 2021
Top Doctors for Surgery in Kansas City 2021January 4th, 2021
Also Worth NotingJune 3rd, 2016

Grant Support

Porcine Platforms For Technology Development In Pancreatic CancerUNIVERSITY OF NEBRASKA MEDICAL CENTER2024–2029
Porcine Platforms For Technology Development In Pancreatic CancerUNIVERSITY OF NEBRASKA MEDICAL CENTER2024–2029