Summary

Dr. Andrew Overhiser is a gastroenterologist who focuses on diagnosing and treating conditions affecting the digestive system. He holds board certification in internal medicine from the American Board of Internal Medicine, demonstrating his expertise in comprehensive adult medical care. Dr. Overhiser speaks English and brings specialized knowledge to help patients with complex gastrointestinal concerns.

Dr. Overhiser practices at Verde Valley Medical Center and sees patients in Flagstaff, Arizona. He frequently treats patients with colon polyps, hemorrhoids, and hiatal hernias. His procedural expertise includes performing colonoscopies and both upper and lower gastrointestinal endoscopies to diagnose and treat digestive disorders. Patients have given him an average rating of 4.4 out of 5 stars, reflecting their confidence in his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 59 insurance plans accepted
  • speaks English
  • 4 written reviews
  • 1 award
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

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

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

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, MD
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Andrew Overhiser, MDAllison Duncan, APRNBhavana Akotia, PA-CJan Seiler, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Flagstaff , AZTempe , AZTempe , AZMontgomery , AL
Med School: Indiana State University Med School: Charles R Drew University Med School: Georgia 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

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

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