Summary

Dr. Peter Maher is a gastroenterologist with four decades of medical experience specializing in digestive health conditions. He earned his medical degree from George Washington University School of Medicine and Health Sciences and completed his internship, residency, and fellowship training at Naval Medical Center San Diego, finishing his fellowship in 1995. With 40 years of dedicated practice, Dr. Maher brings extensive expertise to his patients' care. He communicates with patients in English.

Dr. Maher practices at Kadlec Regional Medical Center and Trios Womens And Childrens Hospital, serving patients in Richland, Washington. He focuses on treating common digestive conditions such as acid reflux, colon polyps, and ulcerative colitis. His procedural expertise includes performing specialized diagnostic tests and biopsies to help identify and monitor various health conditions. Patients consistently rate Dr. Maher highly for his care, giving him an average rating of 4.8 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.8
  • 40 years of experience
  • 30 insurance plans accepted
  • speaks English
  • Naval Medical Center San Diego
  • 71 written reviews
  • 1 award
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 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

Kadlec Clinic - Gastroenterology

1270 Lee BlvdRichland, WA 99352

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Dr. Peter D. Maher, MDJi Soo Choi, APRNDr. Hee Kyu RhoDr. Mathias Martin Lam
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients
4.8 
40 Years of Experience 63 Years of Experience 58 Years of Experience
Virtual Visit Available Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English Speaks English
Richland , WASACRAMENTO , CAPasco , WARICHLAND , WA
Med School: George Washington University School of Medicine and Health Sciences Med School: New York University Med School: Yonsei University College Of Medicine Med School: Mc Gill Univ Fac Of Med
Current Profile
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Insurance Plans Accepted by Dr. Peter D. Maher

  • Accepts Medicare
  • Accepts Medicaid
  • Asuris Northwest Health Medicare Advantage PPO
  • Asuris Northwest Health PPO
  • Asuris Northwest Health TRIWEST
  • Cigna Medicare Advantage HMO/PPO
  • Community Health Plan Of WA Medicaid
  • Community Health Plan Of WA Medicare Advantage-HMO
  • Coordinated Care Medicaid
  • Evernorth PPO
  • First Health-Coventry PPO
  • Health Alliance Northwest Health Plan Medicare Advantage-HMO
  • Humana
  • Humana HMO
  • Humana PPO
  • Kaiser
  • Moda Medicaid
  • Moda Medicare Advantage PPO
  • Moda PPO
  • Molina Medicaid
  • Molina Medicare Advantage
  • Naphcare
  • Pacific Medical Center TRICARE
  • Premera Medicare Advantage PPO
  • Premera PPO
  • Providence Health Plan
  • Providence Health Plan Medicare Advantage-HMO
  • Regence BlueCross BlueShield Of Oregon Medicare Advantage PPO
  • Regence BlueCross BlueShield Of Oregon PPO
  • TriWest - Tricare
  • United Behavioral Health PPOMedicare Advantage-HMO
  • United HealthCare PPO

Medical Specialties

Dr. Peter D. Maher has the following 2 specialties

Specialty Expertise

Dr. Peter D. Maher has the following 11 areas of expertise

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

Certifications, License, & Education

40 Years Experience

MEDICAL LICENSE

Medical Doctor, Washington, 2026, Active

EDUCATION & TRAINING

Fellowship

Naval Medical Center San Diego1995

Residency

Naval Medical Center San Diego1991

Internship

Naval Medical Center San Diego1987

Medical School

George Washington University School of Medicine and Health SciencesGraduated in 1986

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Frequently Asked Questions

Is Dr. Peter Maher accepting new patients?
Dr. Peter Maher is accepting new patients on Vitals. View Dr. Peter Maher's profile on Vitals to make an appointment.
Does Dr. Peter Maher accept my insurance?
You can see the insurance plans that Dr. Peter Maher accepts on their Vitals profile.
Which hospitals is Dr. Peter Maher affiliated with?
Dr. Peter Maher is affiliated with Kadlec Regional Medical Center and Trios Womens And Childrens Hospital.
How can I make an appointment with Dr. Peter Maher?
You can find contact information for Dr. Peter Maher here on Vitals.
What languages does Dr. Peter Maher speak?
Dr. Peter Maher speaks English.

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