Summary

Dr. Andrew Overhiser is a gastroenterologist who focuses on digestive health and disorders of the gastrointestinal tract. He holds board certification in internal medicine from the American Board of Internal Medicine, providing him with a strong foundation in comprehensive adult care. Dr. Overhiser communicates with patients in English.

Based at Verde Valley Medical Center, Dr. Overhiser practices at Gastroenterology at Northern Arizona Healthcare in Flagstaff, Arizona. He treats conditions such as colon polyps, hemorrhoids, and diverticular disease. His procedural expertise includes performing colonoscopies, lower GI endoscopies, and upper GI endoscopies to diagnose and treat digestive concerns. Patients have given him an average rating of 4.3 out of 5.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.3
  • 59 insurance plans accepted
  • speaks English
  • 2 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Gastroenterology at Northern Arizona Healthcare

1895 N Jasper Dr Ste 1Flagstaff, AZ 86001
Mon7:30 am - 5:00 pm
Tue7:30 am - 5:00 pm
Wed7:30 am - 5:00 pm
Thu7:30 am - 5:00 pm
Fri7:30 am - 5:00 pm
SatClosed
SunClosed

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Dr. Andrew Overhiser, MDBhavana Akotia, PA-CStephanie Fields, APRNAllison Duncan, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Flagstaff , AZTempe , AZTempe , AZTempe , AZ
Med School: Charles R Drew University Med School: Columbus State University Med School: Indiana State University
Current Profile
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Insurance Plans Accepted by Dr. Andrew Overhiser

  • AARP
  • AARP - Medicare
  • Aetna
  • Ambetter
  • Ambetter - Medicaid (Managed)
  • APWU
  • Arizona Foundation for Medical Care
  • Banner Health
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Arizona
  • Blue Cross Blue Shield of New Mexico - Medicaid (Managed)
  • Care1st
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • CHAMPVA
  • Cigna
  • Devoted Health
  • EMI Health
  • GEHA
  • Gilsbar 360 Alliance
  • Golden Rule
  • Health Choice Arizona
  • Health Choice Arizona - Medicaid (Managed)
  • HealthChoice
  • HealthChoice - Medicaid (Managed)
  • HealthNow
  • HealthScope Benefits
  • Humana
  • Humana - Medicare
  • Humana - PPO
  • Medica
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mercy Care
  • Mercy Care - Medicaid (Managed)
  • Meritain Health
  • Mutual of Omaha
  • Navajo Nation
  • Optum Health
  • Palmetto GBA
  • Palmetto GBA - Medicare
  • Physicians Mutual
  • Priority Health
  • Sierra Health and Life
  • State Farm
  • Summit Community Care
  • Tricare
  • Triwest Healthcare Alliance
  • UnitedHealthcare
  • UnitedHealthcare - IPA
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - PPO
  • UnitedHealthcare Oxford
  • Wellcare
  • Zenith

Medical Specialties

Dr. Andrew Overhiser has the following specialty

Specialty Expertise

Dr. Andrew Overhiser 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

BOARD CERTIFICATIONS

American Board of Internal Medicine

Internal medicine

MEDICAL LICENSE

Medical Doctor, Arizona, 2026, Active

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Frequently Asked Questions

Where is Dr. Andrew Overhiser's office located?
Dr. Andrew Overhiser's office is located at 1895 N Jasper Dr Ste 1, Flagstaff, AZ, 86001.
Which hospitals is Dr. Andrew Overhiser affiliated with?
Dr. Andrew Overhiser is affiliated with Verde Valley Medical Center.
How can I make an appointment with Dr. Andrew Overhiser?
You can find contact information for Dr. Andrew Overhiser here on Vitals.
Does Dr. Andrew Overhiser accept my insurance?
You can see the insurance plans that Dr. Andrew Overhiser accepts on their Vitals profile.
Is Dr. Andrew Overhiser accepting new patients?
Dr. Andrew Overhiser is accepting new patients on Vitals. View Dr. Andrew Overhiser's profile on Vitals to make an appointment.

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