DoctorHelps

Dr. John Zelko



General Surgery     -  Oregon,  Portland


 Experience and Qualifications

 Specialties

  • General Surgery
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 Conditions

  • Acupuncture Meridian Therapy
  • Aspiration Pneumonia
  • Cervical Spine Reconstruction
  • Charcot Reconstruction
  • Chronic Renal Insufficiency
  • Collapsed Lung (Pneumothorax)
  • Conjunctivoplasty
  • Cupping Therapy
  • Descemet's Stripping With Endothelial Keratoplasty (DSEK)
  • Dystonia 7, Torsion
  • Esophageal Tumor
  • Exercise Management
  • Food Allergy - Tree Nuts
  • Gastrointestinal Surgery, Laproscopic
  • Genetic Testing
  • Herpes Simplex Virus Antenatal Infection
  • Hypochondriasis
  • Inflammatory Bowel Disease
  • Kidney Damage - Ethylene Glycol
  • Laparoscopic Salpingectomy
  • Minimally Invasive Resection of Mediastinal Tumor
  • Mongolian Spot
  • Muscular Dystrophy, Congenital, Type 1C
  • Neurological Muscle Weakness
  • Non-24-Hour Sleep-Wake Syndrome
  • Optic Ataxia
  • Primary Progressive Multiple Sclerosis
  • Radical Retropubic Prostate Removal
  • Renal Artery Stenosis (RAS)
  • Shoulder and Thorax Deformity - Congenital Heart Disease
  • Skin Infections
  • Skin Lesion
  • Thoracoscopic Segmentectomy
  • Throat Swab
  • Vertebral Artery Occlusion
  • Warts
  • Wrinkles
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 Procedures

  • Abdominal Pain
  • Adrenalectomy
  • Anal and Rectal Cancer
  • Anal Fissure
  • Anorectal Abscess
  • Appendectomy, Laparoscopic
  • Appendicitis
  • Biliary Atresia
  • Biopsy of Breast
  • Breast Cancer
  • Breast Lump
  • Cholecystitis and Gallstones
  • Colectomy
  • Collapsed Lung (Pneumothorax)
  • Colorectal Cancer
  • Crohn's Disease (Regional Enteritis)
  • Diaphragmatic and-or Hiatal Hernia
  • Dressing and-or Debridement of Wound, Infection, or Burn (incl. Negative Pressure Wound Therapy)
  • Enterostomy (Laparoscopic or Open)
  • Esophageal Cancer
  • Esophageal Varices
  • Excision of Stomach Tumor
  • Excision, Shaving, or Destruction of Skin and Subcutaneous Tissue (incl. Mohs Micrographic Surgery), Tissue Transfer
  • Gallbladder and Biliary Tract Cancer
  • Gallbladder Cancer
  • Gallbladder Removal (Cholecystectomy), Laparoscopic
  • Gallbladder Removal (Cholecystectomy), Open
  • Hemorrhoids
  • Incisional Hernia
  • Incisional Hernia Repair, Laparoscopic
  • Inguinal Hernia
  • Inguinal Hernia Repair, Laparoscopic
  • Inguinal Hernia Repair, Open
  • Intestinal Abscess
  • Intestinal Obstruction
  • Intestinal Transplant (incl. Enterectomy)
  • Laparotomy
  • Lipomas
  • Liver Cancer
  • Lymph Node Biopsy or Excision
  • Open Incisional and-or Ventral Hernia Repair
  • Pancreatic Cancer
  • Peripheral Arterial Aneurysm and Dissection
  • Peripheral Artery Catheterization
  • Peripheral Vascular Disease (PAD, PVD)
  • Phlebitis and Thrombophlebitis
  • Pleural Effusion
  • Port Placements or Replacements
  • Rib Fracture
  • Secondary Malignancies
  • Splenectomy
  • Splenectomy and Splenorrhaphy
  • Stomach and Small Intestine Cancer
  • Stomach Cancer
  • Tracheal Surgery
  • Trigger Point Injection
  • Ulcerative Colitis
  • Umbilical Hernia
  • Umbilical or Ventral Hernia Repair, Laparoscopic
  • Varicose Vein Procedure
  • Varicose Veins
  • Ventral Hernia
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 Board Certifications

  • Board Certified by the American Board of Surgery
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 Years Since Graduation

  • 32
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 State License

  • Oregon
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 Background Check

Informations are not present.
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 Education & Training

Medical School


University Of Hawaii John A Burns School Of Medicine

Honolulu, HI, United States

Graduated: 1978

Residency Hospital


University Colo Health Science Center

Denver, CO, USA

Year completed: 1983

Internship Hospital


University Colo Health Science Center

Denver, CO, USA

Year completed: 1979

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 Awards

1   MCMS
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 Ratings

Rates are not present.
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 Reviews

Reviews are not present.
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 Office Locations


Primary location

 Oregon Clinic General Surgery

1040 North West 22nd Avenue Suite 560
Oregon (OR)
Portland,
97210

 Phone: (503) 281-0561

Accepting New Patients

  • Yes
* Please verify this information when scheduling an appointment.
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 Map & Directions

 Insurances Accepted (check insurance plans)

  • MCMS

* Please verify this information when scheduling an appointment.back to menu ↑

 Affiliated Hospitals


The right hospital is as important as the right doctor
Legacy Good Samaritan Hospital photo
Legacy Good Samaritan Hospital

1015 North West 22nd Avenue Oregon OR, Portland, 97210


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  • Janet Fletcher is very thorough and takes the time to listen and answer your questions.
    12 October 2016, 04:35
  • As someone else said in a review : google his cases in court and news in the newspaper and you can find out by yourself who the gentleman is . You can actually read his dialogues, his words . After I did I can not recommend him .
    11 October 2016, 06:24
  • I seen Him after my accident and he helped me get my Therapy Dog Certified. His office is nice and the Doc is cool. 5 Star.
    11 October 2016, 02:35