SM
38 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Marcum, Gastroenterologist in Webster, TX?
Dr. Stephen Marcum, MD is a Gastroenterologist, who primarily practices in Webster, TX. He has been practicing for over 38 years and is board certified by the American Board of Internal Medicine. Dr. Marcum completed his residency at Johns Hopkins Hosp, Gastroenterology; Washington Hosp Ctr, Internal Medicine. Dr. Marcum is fluent in English and Spanish, and is currently seeing new patients. Dr. Marcum’s practice accepts Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Marcum’s office at (281) 338-2861.
What are Areas of Expertise for Dr. Marcum?
Dr. Stephen Marcum, MD is a highly-rated, board-certified Gastroenterologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Marcum empowers patients to confidently navigate their health journey, specializing in Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome, or comprehensive wellness support. Serving the Webster/TX community, Dr. Marcum is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Marcum go to medical school and complete their residency?
Residency: Johns Hopkins Hosp, Gastroenterology; Washington Hosp Ctr, Internal Medicine
Medical School: Jefferson Medical College of Thomas Jefferson University
Is Dr. Marcum board certified in Gastroenterologist?
Yes, Dr. Stephen Marcum, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Marcum speak?
Dr. Marcum and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Marcum treat?
As a Gastroenterologist, Dr. Marcum 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. Marcum. 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:
- Acid Reflux
- GERD with Esophagitis
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Eosinophilic Esophagitis
- Gastroesophageal Reflux
- Heartburn
- Indigestion
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
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:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Rectal Bleeding
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- Anal Bleeding
- Blood in Stool
- Lower GI Bleed
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K625: Hemorrhage of anus and rectum
- K921: Melena
Also known as:
- Other Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Swallowing problems
ICD-10 Codes:
- R1319: Other dysphagia
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:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
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:
- History of large intestine cancer
- Colorectal Cancer
- Past colon cancer
- Colorectal cancer survivor
- Previous large bowel malignancy
ICD-10 Codes:
- Z85038: Personal history of other malignant neoplasm of large intestine
Which procedures does Dr. Marcum perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. Stephen Marcum may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
For detailed information, please contact Dr. Marcum's office.
Does Dr. Marcum accept my insurance?
Dr. Marcum accepts most major insurance plans. Important: Please call our office at (281) 338-2861 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Marcum accept in Webster, TX?
Dr. Marcum in Webster, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Cross Blue Shield
Blue Cross Blue Shield of Illinois
Blue Cross Blue Shield of Michigan
Capital Blue Cross
Cigna
CMS
Elevance Health Inc. (formerly Anthem)
Empire Blue Cross Blue Shield
Harvard Pilgrim
Oscar
View All Insurances
Where is Dr. Marcum's office located?
Dr. Stephen Marcum's Primary Practice
1015 W Medical Center Blvd Ste 1400
Webster, TX 77598
(281) 338-2861
What is Dr. Marcum's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Marcum's National Provider Identifier (NPI) number is 1730217928.
What common questions do patients ask about Dr. Marcum?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Marcum
What is Dr. Stephen Marcum's specialty?
Dr. Marcum is a Gastroenterologist near Webster, TX. 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. Marcum to book an appointment today.
Is this Dr. Stephen Marcum affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Marcum is affiliated with HCA Houston Healthcare Clear Lake which is a Castle Connolly Top Hospital. 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 Stephen Marcum accepting new patients in Webster, TX?
Yes, Dr. Stephen Marcum is accepting new patients at this time.
Does Dr. Stephen Marcum offer online booking?
Please contact Dr. Marcum's office at (281) 338-2861 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Stephen Marcum?
Please contact Dr. Marcum's office at (281) 338-2861 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Stephen Marcum have?
Dr. Stephen Marcum is certified by the American Board of Internal Medicine.
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