Accepting new patients

Dr. Ann-Marie Stephenson-Thomas, DO

Gastroenterology ·  Female

Dr. Stephenson-Thomas

Dr. Ann-Marie Stephenson-Thomas, DO is a gastroenterology specialist in Rockville, MD and has been practicing for 8 years. She graduated from Philadelphia College Of Osteopathic Medicine in 2003 and specializes in gastroenterology and internal medicine.


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(301) 251-9555

Dr. Stephenson-Thomas accepts the following insurance:

Amerigroup (Wellpoint)
Amerihealth
Amerihealth PPO
Blue Cross Blue Shield
Blue Card PPO
Cigna
Cigna HMO
Cigna PPO
Great West Healthcare-Cigna PPO
Open Access
First Health (Coventry Health Care)
First Health (Coventry Health Care) PPO
Horizon Blue Cross Blue Shield of New Jersey
Direct Access
Humana
Keystone Health Plan East
Medicaid
MultiPlan
Oxford Health Plans
Freedom Plan
Tricare
TriCare for Life
UnitedHealthCare
Choice Plus POS
Navigate HMO
Options PPO
Oxford Liberty

Background Check

Healthgrades does not collect malpractice claims information for Maryland
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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Experience Check

Check Dr. Stephenson-Thomas' experience treating your condition or procedure

Dr. Stephenson-Thomas' Top Procedures and Conditions

Treatment Frequency
Abdominal Disorders
very high
very high

Treatment Frequency

Dr. Stephenson-Thomas treats Abdominal Disorders more than 93% of her peers

Dr. Stephenson-Thomas treats this condition more than 93% of her peers

Gas-Bloat Syndrome
very high
very high

Treatment Frequency

Dr. Stephenson-Thomas treats Gas-Bloat Syndrome more than 92% of her peers

Dr. Stephenson-Thomas treats this condition more than 92% of her peers

Hemorrhoids
very high
very high

Treatment Frequency

Dr. Stephenson-Thomas treats Hemorrhoids more than 90% of her peers

Dr. Stephenson-Thomas treats this condition more than 90% of her peers

Dr. Stephenson-Thomas' conditions and procedures:

  • Abdominal Disorders
  • Abdominal Pain
  • All Types of Food Poisoning
  • Anal or Rectal Pain
  • Anemia
  • Autoimmune Diseases
  • Barrett's Esophagus
  • Benign Neoplasm of the Digestive System
  • Benign Tumor
  • Blood Disorders
  • Cancer
  • Capsule Endoscopy
  • Celiac Disease
  • Cholecystitis and Gallstones
  • Cirrhosis
  • Colitis
  • Colon Cancer
  • Colon Cancer Screening
  • Colon Disorders
  • Colon Polyp
  • Colonoscopy
  • Colonoscopy With Polypectomy
  • Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
  • Colorectal Cancer
  • Colorectal Cancer Screening
  • Constipation
  • Crohn's Disease
  • Diaphragmatic and-or Hiatal Hernia
  • Diarrhea
  • Diverticulitis, Intestinal
  • Diverticulosis, Intestinal
  • Duodenal Ulcer
  • Duodenitis
  • Dysphagia
  • Endoscopy (Esophagus, Stomach, Small Intestine)
  • Enteritis
  • Esophageal Cancer
  • Esophageal Dilation
  • Esophageal Diseases
  • Esophageal Diverticulum
  • Esophageal Varices
  • Esophagitis
  • Flexible Sigmoidoscopy
  • Food Poisoning
  • Gas-Bloat Syndrome
  • Gastric Ulcer
  • Gastritis
  • Gastroenterology Procedures
  • Gastrointestinal Bleeding
  • Gastrointestinal Diseases
  • Gastrointestinal Malabsorption
  • Gastroparesis
  • Heartburn
  • Hemorrhoidectomy or Excision of Anal Tags
  • Hemorrhoids
  • Hepatitis C
  • Hepatopulmonary Syndrome
  • Hernia
  • Ileus
  • Indigestion
  • Inflammatory Bowel Disease
  • Intestinal Ischemia
  • Intestinal Obstruction
  • Irritable Bowel Syndrome
  • Liver Biopsy
  • Liver Damage from Alcohol
  • Malnutrition
  • Nausea
  • Non-Alcoholic Fatty Liver Disease
  • Noninfectious Gastroenteritis and Colitis
  • Pancreatitis
  • Percutaneous Edoscopic Gastrostomy (PEG)
  • Reflux Esophagitis
  • Stomach Diseases
  • Stomal Ulcer
  • Ulcer
  • Ulcerative Colitis
  • Unexplained Weight Loss
  • Vomiting Disorders

About Me

Care Philosophy

Areas of Expertise: Gastroenterology, Womens GI Health, GERD, IBS, Colon Cancer Screening My approach to medicine in treating the whole patient not just symptoms. I try to develop a trusting relationship with my patients and to be their best health advocate I can be for them. I also try to encourage my patients to take an active role in the management and treatment - as if we are a team!

Specialties

  • Gastroenterology
  • Internal Medicine

Education

2011
Midwestern U/Olympia Fields Hosp
Fellowship Hospital
2008
University Of Medicine and Dentistry Of New Jersey (UMDNJ)
Fellowship Hospital
2007
Frankford Hosps
Residency Hospital
2004
Saint Josephs Medical Center
Internship Hospital
2003
Philadelphia College Of Osteopathic Medicine
Medical School
2001
Mba/Saint Joseph's University
1998
Spelman College
Undergraduate School
2011
2008
2007
2004
2003
2001
1998

Dr. Stephenson-Thomas' Reviews

Likelihood to recommend Dr. Stephenson-Thomas

4.1

Based on 29 reviews

5 Stars
72.41379310344827%
(21)
4 Stars
6.896551724137931%
(2)
3 Stars
0%
(0)
2 Stars
0%
(0)
1 Star
20.689655172413794%
(6)

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Average Wait Time
  • 10 – 15 minutes
Dr. Stephenson-Thomas' Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. Ann-Marie Stephenson-Thomas, DO
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I had a pretty horrible experience with Dr. Stephenson. She was rude, didn't like answering questions as if she couldn't be bothered, dismissive of my concerns, and was all around horrible at the bedside. Obtaining informed consent for a procedure requires a conversation, a give and take, and she...Read More
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I was very impressed with Dr. Stephanson. It was one of the best office visits that I have had in a while. I was a healthcare provider for 45 years and she met all the important aspects of my care. I felt confident that she was well informed about my needs. She listened to my concerns, and I was...Read More
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I asked Dr. Stephenson to clarify what she was planning to do for my surgery just before the surgery; shesaid she was busy and had no time to answer and will answer in the OR; she did not come after the surgery to go over my discharge- the Registered Nurse had to do it for her, which is unethical-...Read More
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