Summary

Dr. David Leff is a gastroenterologist who brings 35 years of experience to digestive health care in Mesa and Gilbert. He earned his medical degree from Des Moines University College of Osteopathic Medicine and completed his residency at Western Pennsylvania Hospital. Dr. Leff speaks both English and Spanish, helping him connect with a diverse patient community.

Dr. Leff practices at Banner Baywood Medical Center and Banner Gateway Medical Center, with locations in Mesa and Gilbert. He specializes in treating common digestive conditions including GERD, irritable bowel syndrome, and colon polyps. His expertise includes performing colonoscopies and both upper and lower GI endoscopy procedures to diagnose and monitor digestive health. Patients rate Dr. Leff 4.1 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.1
  • 35 years of experience
  • speaks English, Spanish
  • Western Pennsylvania Hospital
  • 9 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 2 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. David Leff has 3 locations

Central Arizona Medical Associates Pc

3638 E Southern Ave Ste C108Mesa, AZ 85206
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Banner Gateway Medical Center

1900 N Higley RdGilbert, AZ 85234

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Dr. David Leff, DOBrendon Bower, APRNBhavana Akotia, PA-CDr. Anil Seetharam, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
35 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English Speaks English
Mesa , AZTempe , AZTempe , AZScottsdale , AZ
Med School: Des Moines University College Of Osteopathic Medicine Med School: University of Cincinnati Med School: Charles R Drew University Med School: University of Wisconsin-Madison School of Medicine and Public Health
Current Profile
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Insurance Plans Accepted by Dr. David Leff

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. David Leff has the following specialty

Specialty Expertise

Dr. David Leff has the following 10 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

35 Years Experience

Dr. David Leff holds an expired medical license in the state of Arizona.

Medical License

Doctor Of Osteopathy with an expired medical license in the state of Arizona that expired in 2026.

Education & Training

Residency

Completed their residency at Western Pennsylvania Hospital.

Medical School

Graduated from Des Moines University College Of Osteopathic Medicine in 1991.

NPI Number

Dr. Leff's NPI number is 1619956505.

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Frequently Asked Questions

Does Dr. David Leff accept my insurance?
You can see the insurance plans that Dr. David Leff accepts on their Vitals profile.
Where is Dr. David Leff's office located?
Dr. David Leff's office is located at 3638 E Southern Ave Ste C108, Mesa, AZ, 85206.
How can I make an appointment with Dr. David Leff?
You can find contact information for Dr. David Leff here on Vitals.
Is Dr. David Leff accepting new patients?
Dr. David Leff is accepting new patients on Vitals. View Dr. David Leff's profile on Vitals to make an appointment.
Which hospitals is Dr. David Leff affiliated with?
Dr. David Leff is affiliated with Banner Baywood Medical Center and Arizona General Hospital Mesa.

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