MM
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Marcu, Gastroenterologist in Saint Charles, MO?
Dr. Marin Marcu, MD is a Gastroenterologist, who primarily practices in Saint Charles, MO. He is board certified. Dr. Marcu completed his residency at St Louis Univ Sch Of Med, Gastroenterology; St Louis Univ Hosp, Internal Medicine; St Louis Univ Sch Of Med, Internal Medicine. Dr. Marcu is fluent in English, Moldavian, Moldovan, and Romanian, and is currently seeing new patients. Dr. Marcu’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Marcu’s office at (636) 669-2332.
Where did Dr. Marcu go to medical school and complete their residency?
Residency: St Louis Univ Sch Of Med, Gastroenterology; St Louis Univ Hosp, Internal Medicine; St Louis Univ Sch Of Med, Internal Medicine
Medical School: Carol Davila University of Medicine & Pharmacy
Is Dr. Marcu board certified as a Gastroenterologist?
Yes, Dr. Marin Marcu, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Marcu speak?
Dr. Marcu and their clinical team can communicate with patients in the following languages:
English
Moldavian
Moldovan
Romanian
What conditions does Dr. Marcu treat?
As a Gastroenterologist, Dr. Marcu 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. Marcu. 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
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Blocked Esophagus
- Esophagus Disorder
- Esophageal Obstruction
- Food Pipe Blockage
- Swallowing Difficulty
ICD-10 Codes:
- K222: Esophageal obstruction
Also known as:
- Throat and Esophagus Swallowing Difficulty
- Swallowing Disorder
- Pharyngoesophageal dysphagia
- Trouble swallowing in throat
- Esophageal swallowing problems
ICD-10 Codes:
- R1314: Dysphagia, pharyngoesophageal phase
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
- GI Bleeding
- Internal Digestive Bleeding
- Digestive Tract Hemorrhage
ICD-10 Codes:
- K921: Melena
- K922: Gastrointestinal hemorrhage, 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:
- Other Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Other gastritis types
- Various stomach inflammations
- Uncommon gastritis
ICD-10 Codes:
- K2960: Other gastritis without bleeding
What procedures does Dr. Marcu perform?
As a Gastroenterologist, Dr. Marcu 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. Marcu. 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
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Flexible Colonoscopy with Biopsy
- Colorectal Polyp Removal
- Hot Biopsy Colonoscopy
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45384: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by hot biopsy forceps
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
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:
- Esophagus Widening Procedure (Endoscopic)
- Colonoscopy with Injections
- ERCP with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Esophageal Dilation
- EGD with Dilation
- Upper Endoscopy with Widening
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
- Endoscopic Retrograde Cholangiopancreatography with Biopsy
- Bile Duct Biopsy (ERCP)
- Pancreatic Duct Biopsy (ERCP)
CPT Codes:
- 43248: Esophagogastroduodenoscopy, flexible, transoral; with insertion of guide wire followed by passage of dilator(s) through esophagus over guide wire
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
- 43261: Endoscopic retrograde cholangiopancreatography (ERCP); with biopsy, single or multiple
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:
- ERCP with Gallstone Removal
- ERCP
- Endoscopic Gallstone Removal
- Biliary Duct Stone Removal
- Pancreatic Duct Cleaning
CPT Codes:
- 43264: Endoscopic retrograde cholangiopancreatography (ERCP); with removal of calculi/debris from biliary/pancreatic duct(s)
Also known as:
- ERCP with Bile or Pancreatic Duct Stent Removal
- Endoscopic Retrograde Cholangiopancreatography
- Bile Duct Stent Removal
- Pancreatic Duct Foreign Body Removal
- ERCP Stone Removal
CPT Codes:
- 43275: Endoscopic retrograde cholangiopancreatography (ERCP); with removal of foreign body(s) or stent(s) from biliary/pancreatic duct(s)
Does Dr. Marcu accept my insurance?
Dr. Marcu 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. Marcu accept in Saint Charles, MO?
Dr. Marcu in Saint Charles, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Cross Blue Shield of Michigan
Carpenters Funds Administrative Office (CA)
CVS Health (formerly Aetna)
Express Scripts
Medicare
Oscar Health Insurance Co
State of Tennessee
View All Insurances
Where is Dr. Marcu's office located?
Dr. Marin Marcu's Primary Practice
400 1st Capitol Dr Ste 201
Saint Charles, MO 63301
(636) 669-2332
What is Dr. Marcu's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Marcu's National Provider Identifier (NPI) number is 1295795722.
What common questions do patients ask about Dr. Marcu?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Marcu
What is Dr. Marin Marcu's specialty?
Dr. Marcu 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. Marcu to book an appointment today.
Is this Dr. Marin Marcu affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Marcu is affiliated with SSM Health St. Joseph Hospital - St. Charles, SSM Health St. Joseph Hospital - Lake Saint Louis, Barnes-Jewish St. Peters 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
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 Marin Marcu accepting new patients in Saint Charles, MO?
Yes, Dr. Marin Marcu is accepting new patients at this time.
Does Dr. Marin Marcu offer online booking?
Please contact Dr. Marcu's office at (636) 669-2332 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Marin Marcu?
Please contact Dr. Marcu's office at (636) 669-2332 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Marin Marcu have?
Dr. Marin Marcu is certified by the American Board of Internal Medicine.
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