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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (8)

The overall average patient rating of Dr. Douglas Masson is Excellent. Dr. Masson has been reviewed by 33 patients who have provided 8 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 4.4
Courteous Staff 4.7
Accurate Diagnosis 4.6
Bedside Manner 4.4
Spends Time with Me 4.3
Follows Up After Visit 4.4

Specialties & Research

Dr. Douglas Masson, MD is board certified in Urology.

  • He has special expertise in 9 areas:
  • Colon Cancer
  • Colonoscopy
  • Hepatitis
  • Infertility
  • Inflammatory Bowel Diseases (IBD)
  • Overactive Urinary Bladder
  • Prostate Cancer (Prostatic Neoplasm)
  • Urinary Incontinence
  • Viral Human Hepatitis

Education & Awards

Dr. Masson graduated from University of Washington, Seattle. He has 6 awards.

Patients' Choice 5th Anniversary Award (2012 - 2013)
Patients' Choice Award (2008 - 2014)
Compassionate Doctor Recognition (2009 - 2010, 2012 - 2014)
Top 10 Doctor - Metro Area (2014)
Greater Portland
Top 10 Doctor - State (2014)
On-Time Doctor Award (2009, 2014)


Dr. Masson has 5 hospital affiliations:

  • Southwest Washington Medical Center 
  • Legacy Emanuel Hospital & Health Ctr 


  • German
  • English

> > > > Dr. Douglas Masson, MD

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Additional Information
Dr. Douglas B Masson MD is a male Urologist, has 20 years of experience and practices in Urology.
Where does Dr. Douglas B. Masson practice?
Dr. Douglas Masson has 2 office locations.
Dr. Douglas Masson practices Urology near Vancouver, WA.
See Vancouver Urologists.