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Dr. Shannon Marek, MD

Gastroenterology
4.6 (100)
Map Pin Small New Braunfels, TX
Accepting new patients
19 years of experience

Overview of Dr. Shannon Marek, MD

Dr. Shannon Marek, MD is a Gastroenterology Specialist in New Braunfels, TX. They specialize in Gastroenterology, has 19 years of experience. They graduated from UNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON and is affiliated with CHRISTUS Santa Rosa Hospital - San Marcos, CHRISTUS Santa Rosa Hospital - New Braunfels, CHRISTUS Santa Rosa Hospital - Medical Center and Resolute Health Hospital.

Dr. Marek works at Texas Digestive Disease Consultants in New Braunfels, TX with other offices in San Marcos, TX. They frequently treat conditions like Hemorrhoids, Gastroesophageal Reflux Disease (GERD) and Gastritis along with other conditions at varying frequencies. They are accepting new patients and accepts Aetna, Anthem and Blue Cross Blue Shield as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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Dr. Marek's Office Locations

  1. 1
    Gastroenterology of New Braunfels
    2028 SUNDANCE PKWY, New Braunfels, TX 78130 Icon Directions Right Arrow Directions Phone Icon (830) 643-8600
  2. 2
    Gastroenterology Of San Marcos
    1305 Wonder World Dr Ste 200, San Marcos, TX 78666 Icon Directions Right Arrow Directions Phone Icon (512) 754-8676
    Monday
    08:00 - 17:00
    Tuesday
    08:00 - 17:00
    Wednesday
    08:00 - 17:00
    Thursday
    08:00 - 17:00
    Friday
    08:00 - 17:00

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • CHRISTUS Santa Rosa Hospital - San Marcos
  • CHRISTUS Santa Rosa Hospital - New Braunfels
  • CHRISTUS Santa Rosa Hospital - Medical Center
  • Resolute Health Hospital

Experience & Treatment Frequency

NEW FEATURE

What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Hemorrhoids
Gastroesophageal Reflux Disease (GERD)
Gastritis
Hemorrhoids
Gastroesophageal Reflux Disease (GERD)
Gastritis

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Hemorrhoids Chevron Icon
Gastroesophageal Reflux Disease (GERD) Chevron Icon
Gastritis Chevron Icon
Abdominal Pain Chevron Icon
Barrett's Esophagus Chevron Icon
Celiac Disease Chevron Icon
Constipation Chevron Icon
Diaphragmatic and Hiatal Hernia Chevron Icon
Diarrhea Chevron Icon
  • View other providers who treat Diarrhea
Duodenitis Chevron Icon
Dysphagia Chevron Icon
Esophageal Motility Disorders Chevron Icon
Esophagitis Chevron Icon
Gastric Ulcer Chevron Icon
Hernia Chevron Icon
  • View other providers who treat Hernia
Hiatal Hernia Chevron Icon
Intestinal Diverticulitis Chevron Icon
Intestinal Diverticulosis Chevron Icon
Nausea Chevron Icon
  • View other providers who treat Nausea
Reflux Esophagitis Chevron Icon
Benign Neoplasm of the Digestive System Chevron Icon
Eosinophilic Esophagitis Chevron Icon
Esophageal Varices Chevron Icon
Gas-Bloat Syndrome Chevron Icon
Gastrointestinal Malabsorption Chevron Icon
Vomiting Disorders Chevron Icon
Duodenal Polypectomy Chevron Icon
Endoscopy (Esophagus, Stomach, Small Intestine) Chevron Icon
Anemia Chevron Icon
  • View other providers who treat Anemia
Cirrhosis Chevron Icon
Crohn's Disease Chevron Icon
Duodenal Ulcer Chevron Icon
Esophageal Ulcer Chevron Icon
Gastroparesis Chevron Icon
Hepatitis C Chevron Icon
Inflammatory Bowel Disease Chevron Icon
Irritable Bowel Syndrome Chevron Icon
Non-Alcoholic Fatty Liver Disease Chevron Icon
Non-Neonatal Jaundice Chevron Icon
Noninfectious Gastroenteritis and Colitis Chevron Icon
Ulcerative Colitis Chevron Icon
Unexplained Weight Loss Chevron Icon
Viral Hepatitis Chevron Icon
Colon Cancer Screening Chevron Icon
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy Chevron Icon
Colorectal Cancer Screening Chevron Icon
Gallbladder Scan Chevron Icon
Hepatitis A Screening Chevron Icon
Hepatitis B Virus Screening Chevron Icon
Hepatitis C Virus Screening Chevron Icon
Hepatitis Screening Chevron Icon
Impedance Testing Chevron Icon
Instrumental Diagnostic Evaluation for Dysphagia Chevron Icon
Liver Function Test Chevron Icon
pH Probe Chevron Icon
  • View other providers who treat pH Probe
Screening Colonoscopy Chevron Icon
Ultrasound, Endoanal Chevron Icon
Ultrasound, Esophageal Chevron Icon
VAP Lipid Testing Chevron Icon
Wireless pH Testing Chevron Icon
Abdominal Disorders Chevron Icon
Anal or Rectal Pain Chevron Icon
Autoimmune Diseases Chevron Icon
Benign Tumor Chevron Icon
Biliary Atresia Chevron Icon
Blood Disorders Chevron Icon
Cancer Chevron Icon
  • View other providers who treat Cancer
Cholecystitis and Gallstones Chevron Icon
Colorectal Cancer Chevron Icon
Dehydration Chevron Icon
Diverticulitis Chevron Icon
Diverticulosis Chevron Icon
Dysentery Chevron Icon
Enteritis Chevron Icon
Esophageal Cancer Chevron Icon
Esophageal Dilation Chevron Icon
Esophageal Diseases Chevron Icon
Esophageal Diverticulum Chevron Icon
Food Allergy Chevron Icon
Gallstones Chevron Icon
Gastrointestinal Bleeding Chevron Icon
Gastrointestinal Diseases Chevron Icon
Hepatitis A Chevron Icon
Ileus Chevron Icon
  • View other providers who treat Ileus
Indigestion Chevron Icon
Intestinal Abscess Chevron Icon
Intestinal Ischemia Chevron Icon
Intestinal Obstruction Chevron Icon
Ischemic Colitis Chevron Icon
Limb Swelling Caused by Fluid Overload Chevron Icon
Liver Damage from Alcohol Chevron Icon
Mallory-Weiss Syndrome Chevron Icon
Malnutrition Chevron Icon
Neoplasm of Gastrointestinal Tract Chevron Icon
Pancreatitis Chevron Icon
Peptic Ulcer Chevron Icon
Pyloric Stenosis Chevron Icon
Stomach and Small Intestine Cancer Chevron Icon
Stomach Cancer Chevron Icon
Stomach Diseases Chevron Icon
Ulcer Chevron Icon
  • View other providers who treat Ulcer
Vascular Insufficiency of Intestines Chevron Icon
Bile Duct Procedure Chevron Icon
Colonoscopy Chevron Icon
Endoscopic Mucosal Resection Chevron Icon
Endoscopy Chevron Icon
ERCP (Endoscopic Retrograde Cholangiopancreatography) Chevron Icon
ERCP With Spincterotomy Chevron Icon
Esophageal Stenting Chevron Icon
Gastroenterology Procedures Chevron Icon
Hemorrhoid Removal Chevron Icon
Hemorrhoid Treatment Chevron Icon
Hemorrhoidectomy or Excision of Anal Tags Chevron Icon
Liver Biopsy Chevron Icon
Percutaneous Edoscopic Gastrostomy (PEG) Chevron Icon
Check your insurance
    Close Icon
    Please double-check when making an appointment.

    View All Accepted Carriers

    • Aetna
    • American Republic
    • Amerigroup (Wellpoint)
    • Anthem
    • Assurant Health
    • Blue Cross and Blue Shield of Texas
    • Blue Cross Blue Shield
    • CareFirst Blue Cross Blue Shield
    • Cigna
    • Commercial Insurance Company
    • CoreSource
    • First Health
    • Government Employees Health Association (GEHA)
    • Group Health Cooperative (GHC)
    • Healthfirst
    • HealthSmart
    • Humana
    • Mail Handlers Benefit Plan (MHBP)
    • Meritain Health
    • MultiPlan
    • Tricare
    • UnitedHealthCare

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

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    4.6
    Average provider rating
    Based on 100 ratings
    Patient Ratings (100)
    5 Star
    (88)
    4 Star
    (1)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (11)
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    Dr. Marek's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Marek

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Shannon Marek, MD

    Specialties
    • Gastroenterology
    Specialties
    Years of Experience
    • 19 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.
    Languages Spoken
    • English, Spanish
    Languages Spoken
    NPI Number
    • 1528282050
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Fellowship
    • MEDICAL COLLEGE OF GEORGIA
    Fellowship
    Residency
    • UNIVERSITY OF ALABAMA AT BIRMINGHAM
    Residency
    Internship
    • UNIVERSITY OF ALABAMA AT BIRMINGHAM
    Internship
    Medical Education
    • UNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
    Medical Education
    Undergraduate School
    • BAYLOR UNIVERSITY
    Undergraduate School

    Frequently Asked Questions

    Dr. Shannon Marek, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Marek is offering online scheduling or call the provider’s office for more information.

    Dr. Marek has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Marek has seen patients for Hemorrhoids, Gastroesophageal Reflux Disease (GERD) and Gastritis, and more. You can see other conditions treated by Dr. Marek on their profile. Please call the provider’s office to confirm all visit reasons.

    100 patients have reviewed Dr. Marek. The overall rating for this provider is 4.6. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Marek.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Marek, there are benefits to both methods. A person calling to schedule an with Dr. Marek appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

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