Male 74 years


Dr. Steven J Mason, MD



Internal Medicine   -  Oregon,  Oregon City

 Overview

Dr. Steven J Mason, MD works in Oregon City, Oregon is a specialist in Internal Medicine, Gastroenterology and graduated Brooke Army Med Center in 1978. Dr. Mason is affiliated with Legacy Meridian Park Hospital, Willamette Falls Hospital and practicing for 48 years

 Specialties

  • Internal Medicine
  • Gastroenterology

 Conditions

• Acupuncture Meridian Therapy
• Aneurysmal Bone Cyst
• Blindness
• Breathing Disorders
• Chronic Pain Management
• Cirrhosis
• da Vinci® Prostate Surgery
• Diabetic Retinopathy
• Duodenitis
• Dystonia 7, Torsion
  ...
• Endophthalmitis
• Ethmoidectomy (Sinus Surgery)
• Exercise Management
• Eyelid Disorders
• Glaucoma - Ectopia Microspherophakia - Stiff Joints - Short Stature
• Guar Gum Allergy
• Herpes Simplex Virus Antenatal Infection
• Inflammatory Bowel Disease
• Islet Cell Adenoma
• Laparoscopic Salpingectomy
• Lens Disorders
• Lower Back Injuries
• Maxillary and Malar Fractures
• Midfoot Arthrodesis
• Minimally Invasive Decompression for Spinal Stenosis
• Minimally Invasive Resection of Mediastinal Tumor
• Neuropathic Diseases and Disorders
• Optic Ataxia
• Orbital Fracture
• Panic Disorder With Agorapobia
• Pinkeye (Conjunctivitis)
• Polycystic Ovarian Syndrome
• Primary Progressive Multiple Sclerosis
• Pterygium
• Radical Retropubic Prostate Removal
• Radiesse® Injections
• Reconstructive Ankle Surgery
• Renal Artery Stenosis (RAS)
• Restylane® Injections
• Retinal Laser Photocoagulation
• Retinal Testing
• Retrograde Pyetograms
• Scrambler Therapy (ST5)
• Screening Colonoscopy
• Shoulder Arthroscopy
• Stomach Surgery
• Thoracoscopic Segmentectomy
• Throat Culture
• Thromboendarterectomy or Excision of Infected Graft
• Vaginal Cancer
• Vulvar Cancer
 more details

 Procedures

• Abdominal Pain
• Anemia
• Barrett's Esophagus
• Benign Neoplasm of the Digestive System
• Biliary Atresia
• Cholecystitis and Gallstones
• Cirrhosis
• Colitis
• Colon Cancer
• Colon Cancer Screening
  ...
• Colonoscopy
• Colonoscopy With Polypectomy
• Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
• Colorectal Cancer
• Crohn's Disease (Regional Enteritis)
• Diaphragmatic and-or Hiatal Hernia
• Digestive Disorders
• Diverticulitis, Intestinal
• Diverticulosis, Intestinal
• Diverticulum of Esophagus
• Duodenal Ulcer
• Duodenitis
• Dysphagia
• Endoscopy (Esophagus, Stomach, Small Intestine)
• Enteritis
• Esophageal Cancer
• Esophageal Ulcer
• Esophagitis
• Gas-Bloat Syndrome
• Gastric Ulcer
• Gastritis
• Gastroesophageal Reflux Disease (GERD)
• Gastrointestinal Bleeding
• Gastrointestinal Malabsorption
• Gastrojejunal Ulcer
• Gastroparesis
• Heartburn
• Hemochromatosis
• Hemorrhoidectomy or Excision of Anal Tags
• Hemorrhoids
• Hepatitis B - Immune Response
• Hepatitis C
• IBS Associated With Inflammatory Bowel Disease
• Indigestion
• Inflammatory Bowel Disease
• Intestinal Obstruction
• Irritable Bowel Syndrome
• Neoplasm of Gastrointestinal Tract
• Non-Neonatal Jaundice
• Pancreatitis
• Pyloric Stenosis
• Stomach and Small Intestine Cancer
• Stomach Cancer
• Ulcerative Colitis
• Unexplained Weight Loss
• Vascular Insufficiency of Intestines
• Vomiting Disorders
 more details

 Board Certifications

  • Board Certified by the American Board of Internal Medicine

 Years Since Graduation

  • 48

 State License

  • Oregon

 Education & Training

Fellowship Hospital

Brooke Army Med Center

Year completed: 1978

Residency Hospital

Good Samaritan Hospital

Dayton, OH, USA

Year completed: 1978

Medical School

Oregon Health And Science University School Of Medicine

Portland, OR, United States

Graduated: 1975

 Awards

1   AGA
2   ASGE

 Dr. Mason Reviews

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 Office Locations


Primary location

 Gastroenterology Specialists
1508 Division Street Suite 15
Oregon (OR)
Oregon City
97045
 Phone:(503) 657-5555
Additional data:
Free Standing Surgery Center?    No
Office Volume:    200 patients per day
Performs Procedures On Site?    No

Other Office Locations

 Gastroenterology Specialists
19250 South West 90th Avenue
Oregon (OR)
Oregon City
97062
 Phone:(503) 692-4537

Accepting New Patients

  • No
* Please verify this information when scheduling an appointment.

 Map & Directions



Gastroenterology Specialists, 1508 Division Street Suite 15, Oregon City, Oregon (OR), 97045




 Insurances Accepted (check insurance plans)

  • Aetna
  • Blue Card PPO
  • Blue Cross Blue Shield
  • Choice Plus POS II
  • Cigna
  • Cigna PPO
  • Connect
  • First Choice Health
  • First Choice Health PPO
  • First Health (Coventry Health Care)
  • First Health (Coventry Health Care) PPO
  • Great West Healthcare-Cigna PPO
  • Health Net
  • Health Plan of Oregon PPO
  • HealthNet
  • Heritage Plus
  • Heritage Signature
  • LifeWise
  • Navigate HMO
  • ODS Health Plan
  • Open Access Plus
  • PacifiCare HMO
  • PacificSource
  • Preferred Provider Network PPN
  • Preferred PSN
  • Premera Blue Cross
  • Regence Blue Cross Blue Shield
  • UnitedHealthCare

* Please verify this information when scheduling an appointment.

 Blog Posts

Blog Posts for Dr. Steven J Mason, MD are not present.

 Patients Questions

Patients questions for Dr. Steven J Mason, MD are not present.

 Affiliated Hospitals


Legacy Meridian Park Hospital photo


Legacy Meridian Park Hospital

19300 South West 65th Avenue Oregon OR, Tualatin, 97062

Legacy Meridian Park Hospital is a hospital located in Tualatin, OR. Procedures/Diagnosis costs are at the state average in 11 of 11 procedures. Length of Stay is at the state average in 8 of 11 procedures.



Willamette Falls Hospital photo


Willamette Falls Hospital

1500 Division Street Oregon OR, Oregon City, 97045

Willamette Falls Hospital is a hospital located in Oregon City, OR. Procedures/Diagnosis costs are at the state average in 6 of 7 procedures. Length of Stay is shorter than the state average in 2 of 7 procedures.



  •  Latest reviews for Internal Medicine specialists

  • Dr. C. is a pleasant, professional caring and fun doctor. Answered all my questions on a keep it simple level and explained everything. He took his time. I will refer them when needed. What a great group!
    07 February 2024
    (6)
  • He is the best if you need help with panic attacks. He fixed up my medication and I feel better.
    31 January 2024
    (40)
  • Dr. Jungblut and staff are all professional, fun, conscientious. Been going here for a long time. My children and grandchildren now see Dr. Jungblut too.
    24 January 2024
    (7)
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