JB
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Brown, Pediatric Gastroenterologist in Chicago, IL?
Dr. Jeffrey Brown, MD is a Pediatric Gastroenterologist, who primarily practices in Chicago, IL with 1 additional practice location. Dr. Brown is currently affiliated with Childrens Memorial Hospital. Dr. Brown is fluent in English and Spanish, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Brown’s office at (312) 227-4000.
What languages does Dr. Brown speak?
Dr. Brown and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Pediatric Gastroenterologist like Dr. Brown typically treat?
As a Pediatric Gastroenterologist, Dr. Brown 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. Brown. 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:
- Crohn's Disease Affecting Small and Large Intestines
- Crohn's Disease of the Small Intestine
- Crohn's Disease of the Large Intestine
- Crohn's Disease
- Crohn’s Disease
- Panenteric Crohn's Disease
- Crohn's of Both Bowels
- Generalized Crohn's Disease
- Regional Enteritis
- Inflammatory Bowel Disease (IBD)
- Ileitis
- Large Bowel Crohn's
- Crohn's Colitis
- Colonic Crohn's Disease
- Terminal Ileitis
- Large Bowel Crohn's with Issues
- Complicated Crohn's Colitis
- Colonic Crohn's with Problems
ICD-10 Codes:
- K5080: Crohn's disease of both small and large intestine without complications
- K5000: Crohn's disease of small intestine without complications
- K5010: Crohn's disease of large intestine without complications
- K5090: Crohn's disease, unspecified, without complications
- K50118: Crohn's disease of large intestine with other complication
Also known as:
- Ulcerative Pancolitis
- Ulcerative Colitis
- Chronic Pancolitis
- Extensive Ulcerative Colitis
- Inflammatory Bowel Disease (IBD)
ICD-10 Codes:
- K5100: Ulcerative (chronic) pancolitis without complications
Also known as:
- Non-Infectious Gastroenteritis and Colitis
- Digestive Disease
- Inflammation of Stomach and Intestines
- Non-Bacterial Colitis
- Gut Inflammation
ICD-10 Codes:
- K529: Noninfective gastroenteritis and colitis, unspecified
What procedures does a Pediatric Gastroenterologist like Dr. Brown typically perform?
As a Pediatric Gastroenterologist, Dr. Brown 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. Brown. 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:
- 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 Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
Also known as:
- Endoscopy and Biopsy of Small Intestine Pouch
- Kock pouch endoscopy
- Ileal reservoir evaluation
- Small bowel pouch biopsy
CPT Codes:
- 44386: Endoscopic evaluation of small intestinal pouch (eg, Kock pouch, ileal reservoir [S or J]); with biopsy, single or multiple
Does Dr. Brown accept my insurance?
Dr. Brown accepts most major insurance plans. Important: Please call our office at (312) 227-4000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Brown accept in Chicago, IL?
Dr. Brown in Chicago, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Boncura Health Solutions
Cigna Group
CVS Health (formerly Aetna)
Federal government of the United States
Health Care Service Corporation
HealthPartners
Molina Healthcare
State of Illinois
UMR Administered Payer
UnitedHealth Group
View All Insurances
Where is Dr. Brown's office located?
Dr. Jeffrey Brown's Primary Practice
225 E Chicago Ave Ste 57
Chicago, IL 60611
(312) 227-4000
Childrens Memorial Hospital
2300 Childrens Plaza Box 57 Childrens Memorial Hospital
Chicago, IL 60614
What hospitals are Dr. Brown affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Brown has admitting privileges at the following hospitals:
Northwestern Memorial Hospital,Chicago, IL
Ranked in 4 Procedures

Northwestern Memorial Hospital,Chicago, IL
Ranked in 4 Procedures
Ascension Saint Joseph - Chicago,Chicago, IL
Ascension Saint Joseph - Chicago,Chicago, IL
What is Dr. Brown's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Brown's National Provider Identifier (NPI) number is 1295843084.
What common questions do patients ask about Dr. Brown?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Brown
What is Dr. Jeffrey Brown's specialty?
Dr. Brown is a Pediatric Gastroenterologist near Chicago, IL.
What does a Pediatric Gastroenterologist do?
A pediatrician specializing in diagnosing and treating digestive system diseases in infants, children, and adolescents. This expert manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice and is skilled in performing complex diagnostic and therapeutic procedures using endoscopic techniques to visualize internal organs.
Is Dr. Jeffrey Brown affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Brown is affiliated with Northwestern Memorial Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Pediatric Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Pediatric Gastroenterologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Dr. Jeffrey Brown accepting new patients in Chicago, IL?
Yes, Dr. Jeffrey Brown is accepting new patients at this time.
Does Dr. Jeffrey Brown offer online booking?
Please contact Dr. Brown's office at (312) 227-4000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. Jeffrey Brown?
Please contact Dr. Brown's office at (312) 227-4000 to schedule an appointment.
Where is Dr. Brown's office located?
Dr. Brown's office is located in Chicago, IL.
Other Pediatric Gastroenterologist Near Chicago, IL
JT
Pediatric Gastroenterologist
Dr. Juli Tomaino, MD is a Pediatric Gastroenterologist, who primarily practices in Chicago, IL. She is board certified.
Chicago, IL
MP
Pediatric Gastroenterologist
Dr. Maria Perez, DO is a Pediatric Gastroenterologist, who primarily practices in Chicago, IL.
Chicago, IL

Pediatric Gastroenterologist
Dr. Joshua Wechsler, MD is a Pediatric Gastroenterologist, who primarily practices in Chicago, IL with 1 additional practice location. He is board certified.
Chicago, IL