Summary

Dr. Thomas Knowles is a surgeon who earned his medical degree from Creighton University School of Medicine and completed his residency at OHSU Hospitals and Clinics. With 12 years of experience in surgery, he has developed expertise in treating complex abdominal conditions. He is fluent in English.

Dr. Knowles practices at Legacy Medical Group-General Surgery at Good Samaritan in Portland, Oregon. He specializes in treating conditions such as hiatal hernias, ventral hernias, and GERD. His surgical expertise includes performing procedures with sedation and conducting pathology tests to ensure accurate diagnoses. Patients rate him 5.0 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 5
  • 12 years of experience
  • 73 insurance plans accepted
  • speaks English
  • Ohsu Hospitals And Clinics
  • 1 written review
  • 1 specialty
  • 1 area of expertise
  • 1 office location
  • Male

Office Location

Legacy Medical Group-General Surgery at Good Samaritan

1130 NW 22nd Ave Ste 500Portland, OR 97210
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Thomas Knowles, MD
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Thomas Knowles, MDDr. Matthew Lewis, MDDr. Jane StevensDr. Travis Wade Gerlach, MD
SurgerySurgerySurgeryTrauma Surgery
Accepts New Patients Accepts New Patients
12 Years of Experience 16 Years of Experience 7 Years of Experience 24 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks Spanish, English
Portland , ORPortland , ORPortland , ORPortland , OR
Med School: Creighton University School Of Medicine Med School: Oregon Health & Science University School Of Medicine Med School: University Of Nevada School Of Medicine Med School: Uniformed Services Univ Of The Health Sciences F E Hebert Schl Of Medicine
Current Profile
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Insurance Plans Accepted by Thomas Knowles

  • AARP
  • Advanced Health
  • Aetna
  • Aetna - Medicare
  • AgeRight Advantage
  • AmeriHealth
  • Banner Health
  • Blue Cross Blue Shield
  • CareOregon
  • CareOregon - HMO
  • CareOregon - Medicaid
  • CHAMPVA
  • Cigna
  • Cigna - EPO
  • Cigna - PPO
  • Cigna-HealthSpring
  • Columbia Pacific CCO
  • Community Health Plan of Washington
  • Devoted Health
  • Devoted Health - HMO
  • Empire Plan
  • Empire Plan - HMO
  • First Choice Health
  • Health Net
  • Health Net - Medicare
  • Health Net - PPO
  • Health Share of Oregon
  • Humana
  • Humana - HMO
  • Humana - Medicare
  • Humana - PPO
  • InterCommunity Health Network CCO
  • Kaiser Permanente
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (HMO Plans)
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Moda Health
  • Molina Healthcare
  • Molina Healthcare - Medicare
  • Mutual of Omaha
  • Optum Health
  • PacificSource Health Plans
  • PacificSource Health Plans - Medicaid (Managed)
  • PacificSource Health Plans - Medicare
  • Premera Blue Cross
  • Premera Blue Cross - PPO
  • Providence Health Plans
  • Providence Health Plans - HMO
  • Regence BlueShield
  • Summit Community Care
  • Tricare
  • Tricare - Medicare
  • Triwest Healthcare Alliance
  • Umpqua Health Alliance
  • Umpqua Health Alliance - HMO
  • Umpqua Health Alliance - Medicaid
  • Uniform Medical Plan
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare - PPO
  • UnitedHealthcare Community Plan
  • University of Arizona Health Plans
  • Wellcare
  • Wellcare - HMO
  • Wellcare - Medicare
  • Wellcare - PPO
  • Yamhill Community Care Organization

Medical Specialties

Thomas Knowles has the following specialty

Specialty Expertise

Thomas Knowles has the following area of expertise

  • General Surgery

Certifications, License, & Education

12 Years Experience

Thomas Knowles holds an expired medical license in the state of Oregon.

Medical License

Medical Doctor with an expired medical license in the state of Oregon that expired in 2025.

Education & Training

Residency

Completed their residency at Ohsu Hospitals And Clinics.

Medical School

Graduated from Creighton University School Of Medicine and Creighton University School Of Medicine in 2014.

NPI Number

Thomas Knowles' NPI number is 1114337466.

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Frequently Asked Questions

Is Thomas Knowles accepting new patients?
Thomas Knowles is accepting new patients on Vitals. View Thomas Knowles's profile on Vitals to make an appointment.
Does Thomas Knowles accept my insurance?
You can see the insurance plans that Thomas Knowles accepts on their Vitals profile.
Where is Thomas Knowles's office located?
Thomas Knowles's office is located at 1130 NW 22nd Ave Ste 500, Portland, OR, 97210.
How can I make an appointment with Thomas Knowles?
You can find contact information for Thomas Knowles here on Vitals.
Does Thomas Knowles accept virtual/telehealth appointments?
Thomas Knowles has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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