Summary

Dr. Andrew Overhiser specializes in gastroenterology, focusing on digestive system disorders and diseases. He is certified in internal medicine by the American Board of Internal Medicine, providing him with a strong foundation in comprehensive adult care before specializing in gastroenterology. Dr. Overhiser communicates with patients in English.

Dr. Overhiser practices at Verde Valley Medical Center and sees patients 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 health concerns. Patients have given him an average rating of 4.3 out of 5 stars.

Overview based on verified provider data

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

Patients’ Perspective

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

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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Andrew Overhiser, MDBrendon Bower, APRNAllison Duncan, APRNStephanie Fields, 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: University of Cincinnati Med School: Indiana State University Med School: Columbus State University
Current Profile
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Insurance Plans Accepted by 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

Andrew Overhiser has the following specialty

Specialty Expertise

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

Andrew Overhiser holds an active medical license in the state of Arizona. They are board certified in Internal medicine by the American Board of Internal Medicine.

Board Certifications

Board certified in Internal medicine by the American Board of Internal Medicine.

Medical License

Medical Doctor with an active medical license in the state of Arizona that expires in 2026.

NPI Number

Andrew Overhiser's NPI number is 1679789549.

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Frequently Asked Questions

Does Andrew Overhiser accept virtual/telehealth appointments?
Andrew Overhiser has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Andrew Overhiser's office located?
Andrew Overhiser's office is located at 1895 N Jasper Dr Ste 1, Flagstaff, AZ, 86001.
How can I make an appointment with Andrew Overhiser?
You can find contact information for Andrew Overhiser here on Vitals.
Which hospitals is Andrew Overhiser affiliated with?
Andrew Overhiser is affiliated with Verde Valley Medical Center.
What languages does Andrew Overhiser speak?
Andrew Overhiser speaks English.

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