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Dr. Ramsey Umar, MD
Gastroenterology* Age 51
Dr. Ramsey Umar, MD
5.0 (1 Ratings)

Offers telehealth

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Dr. Ramsey Umar, MD is a Gastroenterologist in Mesa, AZ.
Dr. Ramsey Umar, MD
5.0 (1 Ratings)
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Dr. Ramsey Umar, MD

Gastroenterology* Age 51
Mesa, AZ
Accepting new patients
19 years of experience

Offers telehealth

Dr. Ramsey Umar, MD is a Gastroenterologist in Mesa, AZ.

About

Dr. Umar graduated from Northwestern University Feinberg School of Medicine. Dr. Ramsey Umar, MD is a Gastroenterologist in Mesa, AZ and has 19 years experience. Dr. Umar has experience treating conditions like Gastroesophageal Reflux Disease (GERD), Dysphagia, Constipation, Congenital Anomaly Intestine, Diaphragmatic and Hiatal Hernia, Nausea, Intestinal Diverticulitis, Gastroptosis, Gastrointestinal Bleeding, Upper Digestive Tract Cancer, Lactose Intolerance, Gas-Bloat Syndrome, Barrett's Esophagus, Unexplained Weight Loss, Enteritis, Irritable Bowel Syndrome, Noninfectious Gastroenteritis and Colitis, Indigestion, Abdominal Pain, Anal or Rectal Pain, Intestinal Diverticulosis, Inflammatory Bowel Disease, Diarrhea, Cirrhosis, Metabolic Dysfunction Associated Steatotic Liver Disease (MASLD), Esophageal Motility Disorders, Esophageal Varices, Eosinophilic Esophagitis, Intestinal Obstruction and Hemorrhoids among other conditions at varying frequencies. Dr. Umar's office accepts new patients and telehealth appointments. Dr. Umar is board certified in Gastroenterology and accepts multiple insurance plans.

Compare with other Gastroenterologists

Compare Dr. Umar with our nearby Gastroenterologists at Chandler Regional Medical Center
These providers are on the medical staff of Chandler Regional Medical Center
These providers are on the medical staff of Chandler Regional Medical Center.
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Experience Check

Enter a condition or procedure
Gastroesophageal Reflux Disease (GERD)
Dysphagia
Constipation
Gastroesophageal Reflux Disease (GERD)
Dysphagia
Constipation
Congenital Anomaly Intestine
Diaphragmatic and Hiatal Hernia
Nausea
  • View other providers who treat Nausea
Intestinal Diverticulitis
Gastroptosis
Gastrointestinal Bleeding
Upper Digestive Tract Cancer
Lactose Intolerance
Gas-Bloat Syndrome
Barrett's Esophagus
Unexplained Weight Loss
Enteritis
Irritable Bowel Syndrome
Noninfectious Gastroenteritis and Colitis
Indigestion
Abdominal Pain
Anal or Rectal Pain
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Colonoscopy
Intestinal Diverticulosis
Duodenal Polypectomy
Inflammatory Bowel Disease
Endoscopy
Diarrhea
  • View other providers who treat Diarrhea
Cirrhosis
Metabolic Dysfunction Associated Steatotic Liver Disease (MASLD)
Esophageal Motility Disorders
Esophageal Varices
Eosinophilic Esophagitis
Intestinal Obstruction
Hemorrhoids
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Colorectal Polyp
Vomiting Disorders
Intestinal Ulcer
Ulcerative Colitis
Ileus
  • View other providers who treat Ileus
Crohn's Disease
Liver Damage from Alcohol
Alcoholic Cirrhosis
Gastrointestinal Malabsorption
Rigid Proctosigmoidoscopy
Manometry
Flexible Sigmoidoscopy
Anemia
  • View other providers who treat Anemia
Gastritis
Gastric Ulcer
Ascites
  • View other providers who treat Ascites
Esophageal Achalasia and Cardiospasm
Sigmoidoscopy
Celiac Disease
Esophagitis
Gallstones
Hemorrhoidectomy or Excision of Anal Tags
Infectious Diarrheal Disease
Chronic Gastritis
Heartburn
Neoplasm of Gastrointestinal Tract
Pancreatitis
Colon Cancer
Gastroparesis
Reflux Esophagitis
Barretts Esophagus with Dysplasia
Hepatitis C
Peptic Ulcer
Diffuse Esophageal Spasm
Duodenal Cancer
Esophageal Ulcer
Duodenitis
Acute Gastritis
Alcoholic Fatty Liver
Alcoholic Hepatitis
All Types of Food Poisoning
Autoimmune Hepatitis
Benign Neoplasm of the Digestive System
Bile Duct Obstruction
Biliary Cirrhosis
Bowel Strangulation
Cholangitis
Chronic Anal Fissure
Coccygeal Pain
Congenital Achalasia
Congenital Anomaly Esophagus
Copper Metabolism Disorders
Dehydration
Duodenal Ulcer
Dysentery
Ehlers-Danlos Syndrome
Esophageal Diverticulum
Familial Adenomatous Polyposis
Food Allergy
Food Poisoning
Gastrojejunal Ulcer
Giardiasis
Hemochromatosis
Hepatitis B
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Hiatal Hernia with Obstruction
Hypokalemia
Illeum Cancer
Intestinal Fistula
Intestinal Malabsorption Carbohydrate
Intestinal Prolapse
Ischemic Colitis
Jejunum Cancer
Mallory-Weiss Syndrome
Malnutrition
Pancreatic Pseudocyst
Pelvic Abscess
Pernicious Anemia
Pouchitis
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Proctoptosis
Pyloric Stenosis
Rectal Prolapse
Rectal Ulcer
Retroperitoneum Cancer
Salmonella Food Poisoning
Sclerosing Mesenteritis
Splenomegaly
Viral Enteritis
Viral Hepatitis
Vitamin B12 Anemia
Vitamin_Deficiency
Biliary Drainage
Colon Cancer Screening
Colorectal Cancer Screening
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Gallbladder Scan
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Laparoscopic Removal of Stones from Biliary Tract
Liver Biopsy
Liver Function Test
Pancreas Surgeries
pH Probe
  • View other providers who treat pH Probe
Proctosigmoidoscopy
Screening Colonoscopy
Ultrasound, Endoanal
Ultrasound, Esophageal
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Choice Plus POS
    Medica Choice
    Nexus Open Access
    Navigate POS
    Options PPO
    Navigate HMO
  • Blue Card High Performance Network HPN
    Blue Card PPO
  • Statewide - AZ EPO
    Alliance - AZ HMO
    Alliance - AZ EPO
  • Curative EPO
    Curative PPO Plus
    Curative PPO
  • Open Access Plus
    Cigna PPO
  • Choice POS
    National POS
    HMO Premier HMO
    Choice Care PPO
  • First Health (Coventry Health Care) PPO
  • Open Choice PPO
    Banner Managed Plus Open Access
    Aetna
    Banner APCN Plus Health Network Choice POS II
    Elect Choice (Open Access) EPO
    Managed Choice (Open Access) POS
    Choice Plus POS II
    Premier Care Network Plus - Innovation Health

Locations

  1. 1 Digestive Disease Consultants PC
    6020 E Arbor Ave Ste 101, Mesa, AZ 85206
  2. 2 Office
    645 E Missouri Ave Ste 280, Phoenix, AZ 85012

Patient Satisfaction

Likelihood to recommend Dr. Umar
5.0
Based on 1 Reviews
5 Stars (1)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (0)

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Patient Reviews
Dec 16, 2025
From checkin to mtg with Dr Umar all went smoothly and on time. Doc was very professional and thorough. All my questions were answered. I am very pleased and comfortable with Dr Umar
— Dec 16, 2025
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Telehealth Options
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Call now to make an appointment
(602) 264-9100

About Me

Specialties*
Gastroenterology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Umar communicate via email?
13 users said yes.
Yes
(13)
No
(7)
Does Dr. Umar offer telehealth services or virtual visits?
14 users said yes.
Yes
(14)
No
(5)
Does Dr. Umar offer an online patient portal?
19 users said yes.
Yes
(19)
No
(5)
Does Dr. Umar have free onsite parking?
29 users said yes.
Yes
(29)
No
(0)
Does Dr. Umar offer weekend visits?
1 user said yes.
Yes
(1)
No
(15)
Does Dr. Umar offer evening visits?
3 users said yes.
Yes
(3)
No
(14)
Does Dr. Umar specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Umar specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Umar specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Umar specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Umar accept insurance?
No responses yet.
Yes
(0)
No
(0)

Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Ramsey Umar, MD. To arrange an appointment, call the number on Dr. Umar's profile.

Dr. Umar frequently treats the following conditions: Gastroesophageal Reflux Disease (GERD), Dysphagia, Constipation, Congenital Anomaly Intestine, Diaphragmatic and Hiatal Hernia, Nausea, Intestinal Diverticulitis, Gastroptosis, Gastrointestinal Bleeding, Upper Digestive Tract Cancer, Lactose Intolerance, Gas-Bloat Syndrome, Barrett's Esophagus, Unexplained Weight Loss, Enteritis, Irritable Bowel Syndrome, Noninfectious Gastroenteritis and Colitis, Indigestion, Abdominal Pain, Anal or Rectal Pain, Intestinal Diverticulosis, Inflammatory Bowel Disease, Diarrhea, Cirrhosis, Metabolic Dysfunction Associated Steatotic Liver Disease (MASLD), Esophageal Motility Disorders, Esophageal Varices, Eosinophilic Esophagitis, Intestinal Obstruction and Hemorrhoids. See more on Sharecare.

Dr. Ramsey Umar, MD is affiliated with Banner Gateway Medical Center, Banner Baywood Medical Center and Banner Desert Medical Center.

Yes, Dr. Ramsey Umar, MD holds board certification in Gastroenterology.

Education
Medical Education
  • Northwestern University Feinberg School of Medicine
    2007
Medical Education
Board Certifications
  • Gastroenterology
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Hospital Affiliations

  • Banner Gateway Medical Center

    1900 N Higley Rd, Gilbert, AZ

  • Banner Baywood Medical Center

    6644 E Baywood Ave, Mesa, AZ

  • Banner Desert Medical Center

    1400 S Dobson Rd, Mesa, AZ

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