Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Schroeder, Gastroenterologist in Saint Louis, MO?
Dr. Katie Schroeder, MD is a Gastroenterologist, who primarily practices in Saint Louis, MO with 2 additional practice locations. She is board certified. Dr. Schroeder completed her residency at Loyola University-Stritch School Of Medicine, Maywood. Dr. Schroeder is fluent in English, and is currently seeing new patients. Dr. Schroeder’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Schroeder’s office.
What are Areas of Expertise for Dr. Schroeder?
Dr. Katie Schroeder, 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. Schroeder empowers patients to confidently navigate their health journey, specializing in Inflammatory Bowel Disease, Ulcerative Colitis/Crohn's, and comprehensive wellness support. Serving the Saint Louis, MO community, Dr. Schroeder is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Schroeder go to medical school and complete their residency?
Residency: Loyola University-Stritch School Of Medicine, Maywood
Is Dr. Schroeder board certified as a Gastroenterologist?
Yes, Dr. Katie Schroeder, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Schroeder speak?
Dr. Schroeder and their clinical team can communicate with patients in the following languages:
English
What conditions does a Gastroenterologist like Dr. Schroeder typically treat?
As a Gastroenterologist, Dr. Schroeder 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. Schroeder. 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:
- Crohn's Disease of the Small Intestine
- Crohn's Disease Affecting Small and Large Intestines
- Crohn's Disease of the Large Intestine
- Crohn's Disease
- Crohn’s Disease
- Regional Enteritis
- Inflammatory Bowel Disease (IBD)
- Ileitis
- Panenteric Crohn's Disease
- Crohn's of Both Bowels
- Generalized Crohn's Disease
- Large Bowel Crohn's
- Crohn's Colitis
- Colonic Crohn's Disease
ICD-10 Codes:
- K5000: Crohn's disease of small intestine without complications
- K5080: Crohn's disease of both small and large intestine without complications
- K5010: Crohn's disease of large intestine 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 Gastroenterologist like Dr. Schroeder typically perform?
As a Gastroenterologist, Dr. Schroeder 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. Schroeder. 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 Polyp Removal
- Colonoscopy with Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Tissue Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Flexible colonoscopy with EMR
- Endoscopic mucosal resection (colon)
- Colon polyp removal during colonoscopy
CPT Codes:
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45390: Colonoscopy, flexible; with endoscopic mucosal resection
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
- EGD with Esophageal Balloon Dilation
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
CPT Codes:
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
Does Dr. Schroeder accept my insurance?
Dr. Schroeder accepts most major insurance plans. Important: Please contact the office before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Schroeder accept in Saint Louis, MO?
Dr. Schroeder in Saint Louis, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Cross Blue Shield of Michigan
Cigna Group
Elevance Health Inc. (formerly Anthem)
Medicare
State of Missouri
View All Insurances
Where is Dr. Schroeder's office located?
What hospitals are Dr. Schroeder affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Schroeder has admitting privileges at the following hospitals:
Ssm Health St. Mary's Hospital - St. Louis,St. Louis, MO
Ranked in 2 Procedures

Ssm Health St. Mary's Hospital - St. Louis,St. Louis, MO
Ranked in 2 Procedures
St. Luke’s Des Peres Hospital,Saint Louis, MO
Ranked Urologic Surgery

Ranked Prostate Surgery

St. Luke’s Des Peres Hospital,Saint Louis, MO
Ranked Urologic Surgery
Ranked Prostate Surgery
SSM Health Saint Louis University Hospital,St. Louis, MO
SSM Health Saint Louis University Hospital,St. Louis, MO
What is Dr. Schroeder's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Schroeder's National Provider Identifier (NPI) number is 1487818001.
What common questions do patients ask about Dr. Schroeder?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Schroeder
What is Dr. Katie Schroeder's specialty?
Dr. Schroeder is a Gastroenterologist near Saint Louis, MO.
What does a Gastroenterologist do?
An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs.
Is Dr. Katie Schroeder affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Schroeder is affiliated with Ssm Health St. Mary's Hospital - St. Louis, St. Luke’s Des Peres Hospital which are a Castle Connolly Top Hospitals. 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 Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a 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. Katie Schroeder accepting new patients in Saint Louis, MO?
Yes, Dr. Katie Schroeder is accepting new patients at this time.
Does Dr. Katie Schroeder offer online booking?
Please contact Dr. Schroeder's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. Katie Schroeder?
Please contact Dr. Schroeder's office to schedule an appointment.
Where is Dr. Schroeder's office located?
Dr. Schroeder's office is located in Saint Louis, MO.
Which board certifications does Dr. Katie Schroeder have?
Dr. Katie Schroeder is certified by the American Board of Internal Medicine.
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