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Cary B. Aarons, MD

Cary B. Aarons, MD Physician

Associate Professor of Clinical Surgery

Dr. Aarons is employed by Penn Medicine.

About Dr. Cary B. Aarons

Recognized by America's Top Doctors for 2017

Recognized in Philadelphia magazine's annual Top Docs issues from 2017 to 2019

Patient Satisfaction Ratings

Patient Rating Breakdown

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

Overall Ratings

Clinical Specialties


  • Colon and Rectal Surgery

Programs & Centers:

Board Certification:

  • Colon and Rectal Surgery, 2011
  • Surgery, 2010

Clinical Expertise:

  • Anal Abscess
  • Anal Cancer
  • Anal Fistula
  • Colitis
  • Colon Resection
  • Colon Tumors
  • Colorectal Conditions
  • Colorectal Surgery
  • Crohn's Disease
  • Diverticulitis (Colonic Diverticulitis)
  • Inflammatory Bowel Disease (IBD)
  • Pelvic Reconstructive Surgery
  • Rectal Cancer
  • Rectal Prolapse
  • Sigmoidoscopy

Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Cigna
  • Cigna HealthSpring
  • Clover Health Plan
  • CVS Health
  • Devon Health Services (Americare)
  • eLAP Services
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • Homestead Smart Health Plans
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana / Choicecare
  • Independence Blue Cross (Keystone East)
  • Intergroup
  • Keystone First
  • Keystone First Medicare
  • Multiplan
  • NJ Medicaid
  • NJ Qualcare
  • Oxford Health Plan
  • PA Health and Wellness (Centene) Medicare
  • PA Medicaid
  • PA Medicare
  • Preferred Health Care/LGH
  • Provider Partners Health Plan
  • Rail Road Medicare / Palmetto GBA
  • Remedy Partners at Penn Medicine
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan
  • Veterans Choice Program

Education and Training

Medical School: Howard University
Residency: Boston Medical Center (Formerly Boston City Hospital)
Fellowship: Mayo Clinic


Alpha Omega Alpha Honor Medical Society, Gamma Chapter, Washington, DC, Local American College of Surgeons, National American Society of Colon and Rectal Surgeons, National ASCRS CREST Committee, National Association for Surgical Education, National Association of Program Directors in Surgery, National Pennsylvania Society of Colon & Rectal Surgeons, Local Society for Surgeons of the Alimentary Tract, National

Hospital Affiliation

Dr. Aarons is employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.


Selected Publications:

O’Donnell MT, Aarons CB: Surgery & non-operative therapy of anal fissure Improved Outcomes in Colon & Rectal Surgery, 2nd Edition : 2018 (in press).

Hoffman RL, Neuwirth MG, Kelz RR, Aarons CB: Prolonged pre-operative hospitalization increases the rate of serious morbidity in IBD patients American Society of Colon & Rectal Surgeons Meeting, Seattle, WA : 2017.

Montgomery SR, Hoffman, RL, Aarons, CB, Butler PD, Kelz, RR: Racial disparities in surgical outcomes of patients with inflammatory bowel disease Society for Black Academic Surgeons, Chicago, IL : 2017.

Han J, Riddle E, Aarons CB, Dumon K, Brooks A: Pre-clerkship surgical curriculum taught by senior medical students can significantly augment students' learning experience Journal of the American College of Surgeons 225 (4 Suppl 2): e157-e158,2017.

Han J, Riddle E, Aarons CB, Dumon K, Brooks A: Intensive surgical workshops prior to sub-internships significantly enhance medical students' learning experience Journal of the American College of Surgeons 225 (4 Suppl 1): S176-S177,2017.

Hoffman RL, Bryant B, Allen SR, Lee MK, Aarons CB, Kelz RR: Using community outreach to explore health-related beliefs and improve surgeon-patient engagement Journal of Surgical Research 206 (2): 411-417,2016.

Lee K, Aarons CB: The colon, rectum and anus The Surgical Review: An Integrated Basic and Clinical Science Study Guide, 4th Edition : 153-175,2016.

Aarons CB, Mahmoud, NM: Colon cancer: Preoperative evaluation and staging The ASCRS Textbook of Colon and Rectal Surgery, 3rd Edition : 433-442,2016.

Ecker BL, Paulson EC, Datta J, Jeganathan AN, Aarons C, Kelz RR, Mahmoud NN: Lymph node identification following neoadjuvant therapy in rectal cancer: A stage-stratified analysis using the surveillance, epidemiology, and end results (SEER)-Medicare database Journal of Surgical Oncology 112 (4): 415-420,2015.

Bewtra M, Newcomb CW, Wu Q, Chen L, Xie F, Roy JA, Aarons CB, Osterman MT, Forde KA, Curtis JR, Lewis JD: Mortality associated with medical therapy vs elective colectomy in ulcerative colitis: A cohort study Annals of Intern Medicine 163 (4): 262-270,2015.

Academic Contact Info

Division of Colon & Rectal Surgery
Hospital of the University of Pennsylvania
3400 Spruce Street, 4 Silverstein

Philadelphia, PA 19104
Phone: (215) 662-2078
Patient appointments: 800-789-7366 (PENN)