LT
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Tierney, Gastroenterologist in Saint Charles, MO?
Dr. Lawrence Tierney, MD is a Gastroenterologist, who primarily practices in Saint Charles, MO with 2 additional practice locations. He is board certified. Dr. Tierney completed his residency at Loyola Univ Med Ctr, Gastroenterology; Barnes-Jewish Hosp, Internal Medicine. Dr. Tierney is fluent in English and Russian, and is currently seeing new patients. Dr. Tierney’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tierney’s office at (636) 669-2332.
Where did Dr. Tierney go to medical school and complete their residency?
Residency: Loyola Univ Med Ctr, Gastroenterology; Barnes-Jewish Hosp, Internal Medicine
Medical School: University Of Il Coll Of Med- Chicago Il
Is Dr. Tierney board certified as a Gastroenterologist?
Yes, Dr. Lawrence Tierney, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Tierney speak?
Dr. Tierney and their clinical team can communicate with patients in the following languages:
English
Russian
What conditions does Dr. Tierney treat?
As a Gastroenterologist, Dr. Tierney 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. Tierney. 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:
- Colon Polyps
- Non-Infectious Gastroenteritis and Colitis
- Colonic Polyps
- Digestive Disease
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
- Inflammation of Stomach and Intestines
- Non-Bacterial Colitis
- Gut Inflammation
ICD-10 Codes:
- Z86010: Personal history of colon polyps
- K529: Noninfective gastroenteritis and colitis, unspecified
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
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:
- Blocked Esophagus
- Esophagus Disorder
- Esophageal Obstruction
- Food Pipe Blockage
- Swallowing Difficulty
ICD-10 Codes:
- K222: Esophageal obstruction
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
What procedures does Dr. Tierney perform?
As a Gastroenterologist, Dr. Tierney 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. Tierney. 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 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:
- EGD with Esophageal Balloon Dilation
- Colonoscopy with Injections
- Colonoscopy
- Colorectal Cancer Screening Tests
- 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:
- 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. Tierney accept my insurance?
Dr. Tierney accepts most major insurance plans. Important: Please call our office at (636) 669-2332 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Tierney accept in Saint Charles, MO?
Dr. Tierney in Saint Charles, 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
Carpenters Funds Administrative Office (CA)
CVS Health (formerly Aetna)
Medicare
Oscar Health Insurance Co
State of Tennessee
Tall Tree Administrators
Texas State University System
WCA Group Health Trust
View All Insurances
Where is Dr. Tierney's office located?
Dr. Lawrence Tierney's Primary Practice
400 1st Capitol Dr Ste 201
Saint Charles, MO 63301
(636) 669-2332
What is Dr. Tierney's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Tierney's National Provider Identifier (NPI) number is 1053440222.
What common questions do patients ask about Dr. Tierney?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Tierney
What is Dr. Lawrence Tierney's specialty?
Dr. Tierney is a Gastroenterologist near Saint Charles, 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. Tierney to book an appointment today.
Is this Dr. Lawrence Tierney affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Tierney is affiliated with SSM Health St. Joseph Hospital - St. Charles, SSM Health St. Joseph Hospital - Lake Saint Louis 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 Lawrence Tierney accepting new patients in Saint Charles, MO?
Yes, Dr. Lawrence Tierney is accepting new patients at this time.
Does Dr. Lawrence Tierney offer online booking?
Please contact Dr. Tierney's office at (636) 669-2332 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Lawrence Tierney?
Please contact Dr. Tierney's office at (636) 669-2332 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Lawrence Tierney have?
Dr. Lawrence Tierney is certified by the American Board of Internal Medicine.
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