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Andrew Overhiser, MD
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7 Patient Reviews
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Office Hours

  • Mon:7:30am - 5:00pm
  • Tue:7:30am - 5:00pm
  • Wed:7:30am - 5:00pm
  • Thu:7:30am - 5:00pm
  • Fri:7:30am - 5:00pm

Andrew Overhiser, MD

Internal Medicine Physician - Gastroenterology

Highlights

  • Board Certified

Biography

Andrew Overhiser, MD, is board-certified in gastroenterology and is a member of the American Gastroenterological Association, American Society for Gastrointestinal Endoscopy and American College of Ga… Read more ›

Featured Review See More Reviews

Dr Overhiser seems a very smart and caring doctor. As a new patient he was very supportive.…

Anonymous

Summary

Provider Training

CertificationCert. BodyYear
Internal medicine
Sub-Specialty: Gastroenterology		Internal MedicineNot Specified

Photos

Provider Profile 0Provider Profile 1

Specialties

Languages Spoken
English
Medical Specialties
  • Internal Medicine Physician - Sub-Specialty: Gastroenterology

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5
Number of Reviews: 7
Most Recent Review: 03/22/2026
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Office & Staff Evaluation Not rated

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere Not rated
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation

Listening Skills
Clear Explanations
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Verified Patient

“Dr Overhiser seems a very smart ...”

Dr Overhiser seems a very smart and caring doctor. As a new patient he was very supportive.

Anonymous 03/22/2026
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Verified Patient

“Dr. Overhiser has listened, and ...”

Dr. Overhiser has listened, and done more for me than any other gastroenterologist including several specialist in Phoenix.

Anonymous 10/09/2025
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Verified Patient

“Dr. Overhiser is excellent! I h...”

Dr. Overhiser is excellent! I have recommended him already to others.

Anonymous 09/15/2025
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Verified Patient

“Dr. Overheiser is a caring and k...”

Dr. Overheiser is a caring and kind person.He listens to my concerns. He answers my questions in a way that I can understand. NAH is fortunat to have such a quality and devoted Doctor on their staff.

Anonymous 08/07/2025
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Verified Patient

“Dr. Overhiser is excellent: kind...”

Dr. Overhiser is excellent: kind and thorough. He listens and explains well. I am very pleased with my care.

Anonymous 10/28/2025
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Verified Patient

“Dr Overhiser is one of the kinde...”

Dr Overhiser is one of the kindest and caring human beings I have ever met, let alone a Dr! God Bless Him.

Anonymous 09/23/2025
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Verified Patient

“Exceptional experience...”

Exceptional experience

Anonymous 08/26/2025

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Alexandra Pagni (Scaccia), PA-C   -   Physician Assistant
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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Andrew Overhiser, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Andrew Overhiser, MD has not yet specified the insurance plans he accepts.
     

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