32 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Bresnahan, Gastroenterologist in Berwyn, IL?
What are Areas of Expertise for Dr. Bresnahan?
Dr. Joseph Bresnahan, MD is a highly-rated, board-certified Gastroenterologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Bresnahan empowers patients to confidently navigate their health journey, specializing in Gastroesophageal Reflux Disease (GERD), Inflammatory Bowel Disease, Liver Disease, and comprehensive wellness support. Serving the Berwyn, IL community, Dr. Bresnahan is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Bresnahan go to medical school and complete their residency?
Fellowship: Northwestern Memorial Hospital
Residency: Northwestern Mem Hosp, Gastroenterology; Loyola Univ Med Ctr, Internal Medicine | Loyola University Medical Center Program
Medical School: Creighton University School of Medicine
Is Dr. Bresnahan board certified as a Gastroenterologist?
Yes, Dr. Joseph Bresnahan, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Bresnahan speak?
Dr. Bresnahan and their clinical team can communicate with patients in the following languages:
- English
- Spanish
What conditions does a Gastroenterologist like Dr. Bresnahan typically treat?
As a Gastroenterologist, Dr. Bresnahan diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Bresnahan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Colon Cancer Screening
- Health Screening
- Colorectal Cancer Screening (PDQ®)
- Screening Tests to Detect Colorectal Cancer and Polyps
- Tests to Detect Colorectal Cancer and Polyps
- Colorectal Cancer Screening
- Colonoscopy Screening
- Bowel Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
Also known as:
- Iron Deficiency Anemia
- Anemia
- Iron
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D509: Iron deficiency anemia, unspecified
What procedures does a Gastroenterologist like Dr. Bresnahan typically perform?
As a Gastroenterologist, Dr. Bresnahan performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Bresnahan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Colonoscopy with Injections
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
CPT Codes:
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
Does Dr. Bresnahan accept my insurance?
Dr. Bresnahan accepts most major insurance plans. Important: Please call our office at (708) 783-7000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Bresnahan accept in Berwyn, IL?
Dr. Bresnahan in Berwyn, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Aetna
Blue Cross Blue Shield
Cigna Group
Corporate Services
Elevance Health Inc. (formerly Anthem)
Humana
Medicare
State of Illinois
UMR Administered Payer
UnitedHealth Group
View All Insurances
Where is Dr. Bresnahan's office located?
Dr. Joseph Bresnahan's Primary Practice
3249 Oak Park Ave
Berwyn, IL 60402
(708) 783-7000
What hospitals are Dr. Bresnahan affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Bresnahan has admitting privileges at the following hospitals:
What is Dr. Bresnahan's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Bresnahan's National Provider Identifier (NPI) number is 1710925532.
What common questions do patients ask about Dr. Bresnahan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Bresnahan