23 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Aymerich, Gastroenterologist in Saint Louis, MO?
What are Areas of Expertise for Dr. Aymerich?
Dr. Ruben Aymerich, 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. Aymerich empowers patients to confidently navigate their health journey, specializing in Celiac Disease, Endoscopy & Colonoscopy, Gastroesophageal Reflux Disease (GERD), Pancreatic/Biliary Endoscopy (ERCP), Ulcerative Colitis/Crohn's, and comprehensive wellness support. Serving the Saint Louis, MO community, Dr. Aymerich is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Aymerich go to medical school and complete their residency?
Residency: Washington U/B-Jh/Slch Conc, Gastroenterology; Washington U/B-Jh/Slch Conc, Internal Medicine
Medical School: University Of Pr Sch Of Med- San Juan Pr
Is Dr. Aymerich board certified as a Gastroenterologist?
Yes, Dr. Ruben Aymerich, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Aymerich speak?
Dr. Aymerich and their clinical team can communicate with patients in the following languages:
- English
- Spanish
What conditions does a Gastroenterologist like Dr. Aymerich typically treat?
As a Gastroenterologist, Dr. Aymerich 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. Aymerich. 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:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
Also known as:
- Change in Bowel Habits
- Bowel Movement
- Altered Bowel Habits
- Irregular Bowel Movements
- Changes in Pooping
ICD-10 Codes:
- R194: Change in bowel habit
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
What procedures does a Gastroenterologist like Dr. Aymerich typically perform?
As a Gastroenterologist, Dr. Aymerich 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. Aymerich. 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:
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Esophageal Balloon Dilation
- Colonoscopy with Injections
- Colonoscopy
- Colorectal Cancer Screening Tests
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
Does Dr. Aymerich accept my insurance?
Dr. Aymerich accepts most major insurance plans. Important: Please call our office at (314) 646-7848 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Aymerich accept in Saint Louis, MO?
Dr. Aymerich 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
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Essence Healthcare
Medica Group
Medicare
Oscar Health
UMR Administered Payer
UnitedHealth Group
View All Insurances
Where is Dr. Aymerich's office located?
Dr. Ruben Aymerich's Primary Practice
1035 Bellevue Ave Ste 500
Saint Louis, MO 63117
(314) 646-7848
What hospitals are Dr. Aymerich affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Aymerich has admitting privileges at the following hospitals:
What is Dr. Aymerich's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Aymerich's National Provider Identifier (NPI) number is 1609858562.
What common questions do patients ask about Dr. Aymerich?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Aymerich