Summary

Dr. Ziga Tretjak specializes in gastroenterology and internal medicine, bringing over five decades of medical expertise to patient care. He earned his medical degree from the University of Ljubljana Faculty of Medicine, establishing a strong foundation for his extensive career in digestive health and comprehensive internal medicine. With 53 years of experience, Dr. Tretjak has developed deep knowledge in managing complex gastrointestinal conditions and providing thorough internal medicine care.

Dr. Tretjak practices in Pasco, Washington, and maintains an affiliation with Banner University Medical Center Tucson Campus. His clinical focus includes treating patients with abnormal weight gain, amenorrhea, and gestational diabetes. He performs bone density testing to help assess and monitor bone health in his patients. Patients have given Dr. Tretjak an average rating of 4.0 stars, reflecting their confidence in his medical care and expertise.

AI-generated from data on this provider profile.

Quick Facts

  • 4
  • 53 years of experience
  • 4 insurance plans accepted
  • University Of Ljubljani Faculty Of Medicine
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Dr. Ziga Tretjak

9605 Sandifur PkwyPasco, WA 99301

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GastroenterologyGastroenterologyNurse PractitionerVascular Neurology
Accepts New Patients
3.6 
53 Years of Experience 22 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Arabic, Spanish, English
Pasco , WASACRAMENTO , CAPasco , WARichland , WA
Med School: University Of Ljubljani Faculty Of Medicine Med School: New York University Med School: Ross University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Ziga Tretjak

  • Accepts Medicaid
  • Blue Cross Blue Shield of Texas
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare

Medical Specialties

Dr. Ziga Tretjak has the following 2 specialties

Specialty Expertise

Dr. Ziga Tretjak has the following 11 areas of expertise

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

Certifications, License, & Education

53 Years Experience

MEDICAL LICENSE

Medical Doctor, Washington, Expired

EDUCATION & TRAINING

Medical School

University Of Ljubljani Faculty Of MedicineGraduated in 1973

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Frequently Asked Questions

Does Dr. Ziga Tretjak accept virtual/telehealth appointments?
Dr. Ziga Tretjak has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Ziga Tretjak accept my insurance?
You can see the insurance plans that Dr. Ziga Tretjak accepts on their Vitals profile.
How can I make an appointment with Dr. Ziga Tretjak?
You can find contact information for Dr. Ziga Tretjak here on Vitals.
Is Dr. Ziga Tretjak accepting new patients?
Dr. Ziga Tretjak has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Where is Dr. Ziga Tretjak's office located?
Dr. Ziga Tretjak's office is located at 9605 Sandifur Pkwy, Pasco, WA, 99301.

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