Elisa H Birnbaum MD

Professor of Surgery, University of Colorado

12605 E 16th AveAurora, CO 80045
Phone+1 720-848-0000

Dr. Birnbaum 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. Birnbaum's full profile Already have an account?

Education & Training

Washington University/B-JH/SLCH ConsortiumResidency, Colon and Rectal Surgery, 1990 - 1991
Zucker School of Medicine at Hofstra/NorthwellResidency, Surgery, 1985 - 1990
University of Illinois College of MedicineClass of 1985
Washington University/B-JH/SLCH ConsortiumFellowship, Colon and Rectal Surgery

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

CO State Medical License 2017 - 2027
MO State Medical License 1991 - 2018
IL State Medical License 1995 - 1996
NY State Medical License 1987 - 1992
American Board of Colon and Rectal Surgery Colon & Rectal Surgery

Awards, Honors, & Recognition

CMS Meaningful Use Stage 1 Certification Allscripts Enterprise EHR (Modular), Allscripts, 2012, 2014, 2016-2017
CMS Meaningful Use Stage 1 Certification Allscripts Enterprise EHR, Allscripts, 2012, 2014, 2016-2017
CMS Meaningful Use Stage 2 Certification Allscripts TouchWorks EHR, Allscripts, 2012, 2014, 2016-2017

Clinical Trials

Biweekly Intraperitoneal Oxaliplatin With Systemic Capecitabine and Bevacizumab for Patients With Peritoneal Carcinomatosis From Appendiceal or Colorectal Cancer Start of enrollment: 2011 May 10
ACTIVE_NOT_RECRUITING
PHASE1
Gene Expression and FDG PET/MRI in Evaluating Treatment Response in Patients With Locally Advanced Rectal Cancer Undergoing Chemotherapy and Radiation Therapy Before Surgery
TERMINATED
PHASE1

Publications & Presentations

PubMed

6 citations
Improved Survival After Adjuvant Therapy in Locally Advanced Rectal Cancer Patients With Pathologic Complete Response.
Samuel H Lai, Jon D Vogel, Sudheer Vemuru, Wells Messersmith, Christopher Lieu
Diseases of the Colon and Rectum. 2023-07-01
8 citations
Total Neoadjuvant Therapy in Rectal Cancer: Multi-center Comparison of Induction Chemotherapy and Long-Course Chemoradiation Versus Short-Course Radiation and Consolid...
Amber M Moyer, Jon D Vogel, Samuel H Lai, Hyun Kim, Re-I Chin
Journal of Gastrointestinal Surgery. 2023-05-01
20 citations
Rectal Cancer: Clinical and Molecular Predictors of a Complete Response to Total Neoadjuvant Therapy.
Brandon C Chapman, Samuel H Lai, Tyler Friedrich, Christopher H Lieu, Marina Moskalenko
Diseases of the Colon and Rectum. 2023-04-01

Journal Articles

A Novel Wound Retractor Combining Continuous Irrigation and Barrier Protection Reduces Incisional Contamination in Colorectal Surgery
Elisa H Birnbaum, David A Margolin, Harry T Papaconstantinou, Warren E Lichliter, Rocco Ricciardi, Robert C Moesinger, Roberto Bergamaschi, World Journal of Surgery

Lectures

Inflammatory Bowel Disease 2013
Washington University School of Medicine, Saint Louis, Missouri - 6/8/2013

Press Mentions

Colorectal Surgery Welcomes Its First-Ever FellowSeptember 2nd, 2025
CU Department of Surgery Adds Colorectal Fellowship ProgramApril 30th, 2024
Novel CleanCision System Reduces Incisional Contamination in Colorectal SurgeryMay 21st, 2018