Lillias H. Maguire, MD
Colon and Rectal Surgery
Headshot of Lillias H. Maguire, MD

Lillias H. Maguire, MD

Colon and Rectal Surgery
Accepting new patients
Sees patients age 18 and up
Penn Colon and Rectal Surgery Perelman
Headshot of Lillias H. Maguire, MD
Penn Medicine Provider

About me

  • Director of Research, Division of Colon and Rectal Surgery
  • Measey Surgical Faculty Career Development Endowed Professor
  • Assistant Professor of Surgery at the Hospital of the University of Pennsylvania

My education and training

  • University of Pennsylvania School of MedicineMedical School
  • Massachusetts General HospitalResidency
  • University of MinnesotaFellowship

Spoken languages

English
English

Reviews

Average Rating

241 reviews

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.

Anonymous
September 2026
It was a great experience
Anonymous
September 2026
Very good
Anonymous
September 2026
Very down to earth
Anonymous
August 2026
put me at ease

Insurance accepted

Please contact the practice and/or the member services department of your insurance company for specific details before receiving services. Providers may participate in some, but not all, products offered by a health plan; providers may also accept plans at some practice locations but not others.

Locations

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.
Dr. Maguire is a Penn Medicine physician.

Qualifications and experience

Treatments and conditions

Research

Publications

Radhika Gupta, Rishi Suresh, Jeffrey L. Roberson ∙ Matthew Lee ∙ Lillias H. Maguire ∙ Victoria Fang Mature Tertiary Lymphoid Structures in Pilonidal Sinus Disease , Journal of Investigative Dermatology Innovations: 2026


Brendan Moran MD, Lily Maguire MD, Sanjeev Dayal MD Peritoneal Malignancies and Colorectal Peritoneal Metastases , Advances in Coloproctology - European Manual of Medicine, Third Edition: 2026


RC Acker, JL Roberson, JC McVey, E Kaufman, RR Kelz, JB Morris, MK Lee, LH Maguire Grantsmanship Refined: Evaluation and Training of Efficacy in Residents (Greater Study) , Journal of Surgical Education: 2026


Neylan CJ, Bercz A, Regenbogen SE, Huang EH, Smith JJ, Maguire LH, Mitchem JB Appraising a CREATEive surgeon-scientist initiative: Impact and future directions , Diseases of the Colon & Rectum, 68(6): 2025,656-657


Neylan CJ, Ueland T, Abramowitz SA, DePaolo JS, Tsao NL, Roberson JL, Hawkins AT, Carey DJ, Smelser DT, Levin MG, Hoffman RL, Damrauer SM, Maguire LH. Novel polygenic risk score associates with diverticulitis in a multi-institutional, ancestrally diverse cohort , Nature Scientific Reports: 2025


Roberson JL, Passman JE, Lee MK 4th, Singhal S, Kelz R, Morris JB, Maguire LH Resident self-efficacy in grantsmanship lags behind key funding deadlines , Journal of Surgical Education, 81(12): 2024,103280


Roberson JL, Neylan CJ, Judy R, Walker V, Tsao PS, Damrauer SM, Maguire LH Critical genes in genitourinary embryogenesis are related to the development of adult hydrocele , Science Reports, 14(1): 2024,30314


Neylan C, DePaolo J, Levin M, Roberson J, Damrauer SM, Maguire LH The relationship between the microbiome and diverticular disease: A Mendelian randomization study , Journal of the American College of Surgeons, 239(5 Suppl 1): 2024,S103


Ueland TE, Mosley J, Robinson JR, Peek R, Gamazon ER, Maguire LH, Neylan C, Hoffman R, Hawkins AT Nature, nurture or both? Genetic risk, healthy lifestyle, and severe diverticulitis , Journal of the American College of Surgeons, 239(5 Suppl 1): 2024,S94-S95


Maguire LH Innovations and updates in diverticulitis , Clinics in Colon & Rectal Surgery, 38(4): 2024,239-240