Matthew Christopher Brennan MD

Physician

2102 Harrisburg PikeLancaster, PA 17601
Phone+1 717-544-9400
Fax+1 717-544-9401

Join 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.

Join Doximity Already have an account?

Summary

Dr. Matthew Brennan, MD is a hematologist in Lancaster, Pennsylvania. He is currently licensed to practice medicine in Pennsylvania.

Education & Training

Penn State Milton S Hershey Medical CenterFellowship, Hematology and Medical Oncology, 2012 - 2015
Sidney Kimmel Medical College at Thomas Jefferson University/TJUHResidency, Internal Medicine, 2009 - 2012
Pennsylvania State University College of MedicineClass of 2009

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

PA State Medical License 2009 - 2026
PA State Medical License 2015 - 2026
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Hematology
American Board of Internal Medicine Medical Oncology

Awards, Honors, & Recognition

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

Publications & Presentations

PubMed

4 citations
Successful Use of Rituximab and Intravenous Gamma Globulin to Treat Checkpoint Inhibitor- Induced Severe Lichen Planus Pemphigoides.
Matthew Brennan, Marisa Baldissano, Lauren King, Anthony A. Gaspari
Skinmed. 2020-08-01
818 citations
Association of the Extent of Resection With Survival in Glioblastoma: A Systematic Review and Meta-analysis.
Timothy J. Brown, Matthew Brennan, Michael Li, Ephraim W. Church, Nicholas J. Brandmeir
JAMA Oncology. 2016-11-01
1 citations
Correlation of CEA but not CA 19-9 as serum biomarkers of disease activity in a case of metastatic rectal adenocarcinoma.
Eric I Marks, Matthew Brennan, Wafik S. El-Deiry
Cancer Biology & Therapy. 2015-06-05

Press Mentions

A Community Hospital Is a Destination for Advanced Cancer CareOctober 5th, 2023

Similar Physicians & HCPs

Scott Barnes, DO
HemeLemoyne, PA
Satish Singla, MD
HemePottsville, PA
Hamid Al-Mondhiry, MD
HemeHershey, PA
M.Elaine Eyster, MD
HemeHershey, PA
Cheryl Gardner, DO
HemeEphrata, PA
Salman Fazal, MD
HemeHarrisburg, PA
Mark Kirschbaum, MD
HemeHershey, PA
Michael Mikhail, MD
HemeMalvern, PA
Natthapol Songdej, MD
HemeHershey, PA
Susan Bator, MD
HemeLancaster, PA

Doximity / States / Pennsylvania / Lancaster / Matthew Brennan, MD

Dr. Matthew Brennan, Dr. Matthew Brennan, MD, Dr. M Brennan, Dr. Matthew Christopher Brennan