YA
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Assioun, Gastroenterologist in Saint Louis, MO?
Dr. Youssef Assioun, MD is a Gastroenterologist, who primarily practices in Saint Louis, MO with 2 additional practice locations. He is board certified by the American Board of Internal Medicine. Dr. Assioun is fluent in English, Arabic, and French, and is currently seeing new patients. Dr. Assioun’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Assioun’s office.
Is Dr. Assioun board certified in Gastroenterologist?
Yes, Dr. Youssef Assioun, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Assioun speak?
Dr. Assioun and their clinical team can communicate with patients in the following languages:
Arabic
English
French
What conditions does Dr. Assioun treat?
As a Gastroenterologist, Dr. Assioun 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. Assioun. 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.
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:
- 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
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:
- Iron Deficiency Anemia
- Anemia
- Iron
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D509: Iron deficiency anemia, unspecified
Also known as:
- Other Abnormal Enzyme Levels
- Unspecified high enzymes
- Various enzyme abnormalities
- Abnormal serum enzyme levels
ICD-10 Codes:
- R748: Abnormal levels of other serum enzymes
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
Also known as:
- Stomach or Duodenum Polyp
- Stomach Disorder
- Gastric Polyp
- Duodenal Polyp
- Stomach Growth
ICD-10 Codes:
- K317: Polyp of stomach and duodenum
What procedures does Dr. Assioun perform?
As a Gastroenterologist, Dr. Assioun 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. Assioun. 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.
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
- Diagnostic Upper Endoscopy with Biopsy
- 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
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
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)
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Upper Endoscopy with Polyp Removal
- EGD with Polypectomy
- Esophagus, Stomach, Duodenum Scope with Removal
- Flexible Endoscopy Tumor Excision
CPT Codes:
- 43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Also known as:
- Capsule Endoscopy
- Pill Camera
- Wireless Capsule Endoscopy
- Small Bowel Capsule Endoscopy
- Intestinal Imaging Pill
CPT Codes:
- 91110: Gastrointestinal tract imaging, intraluminal (eg, capsule endoscopy), esophagus through ileum, with interpretation and report
Does Dr. Assioun accept my insurance?
Dr. Assioun accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Assioun accept in Saint Louis, MO?
Dr. Assioun in Saint Louis, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Allied Benefit Systems
Blue Cross Blue Shield of Michigan
Carpenters Funds Administrative Office (CA)
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Essence Healthcare
Express Scripts
Medicare
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Assioun's office located?
Dr. Youssef Assioun's Practice 2
1400 US Highway 61 Ste 250
Festus, MO 63028
(636) 937-8675
What is Dr. Assioun's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Assioun's National Provider Identifier (NPI) number is 1639370919.
What common questions do patients ask about Dr. Assioun?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Assioun
What is Dr. Youssef Assioun's specialty?
Dr. Assioun is a Gastroenterologist near Saint Louis, MO. 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. Contact Dr. Assioun to book an appointment today.
Is this Dr. Youssef Assioun affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Assioun is affiliated with Mercy Hospital South, Mercy Hospital St. Louis, Mercy Hospital Southeast 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
Where can I learn more about Gastroenterologist?
Explore Gastroenterologist with 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 Youssef Assioun accepting new patients in Saint Louis, MO?
Yes, Dr. Youssef Assioun is accepting new patients at this time.
Does Dr. Youssef Assioun offer online booking?
Please contact Dr. Assioun's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Youssef Assioun?
Please contact Dr. Assioun's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Youssef Assioun have?
Dr. Youssef Assioun is certified by the American Board of Internal Medicine.
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