Summary

Dr. Timothy Sowerby is a gastroenterologist who focuses on diagnosing and treating conditions affecting the digestive system. He earned his medical degree from Charing Cross & Westminster Medical Schools and has practiced medicine for nearly four decades. Dr. Sowerby is fluent in Chinese and Spanish, allowing him to communicate effectively with diverse patient populations.

Dr. Sowerby practices at MarinHealth Medical Center and Kaiser Foundation Hospital, with locations in Greenbrae, California. He specializes in treating colon polyps and addressing rectal bleeding concerns. His expertise includes performing colonoscopies and both upper and lower gastrointestinal endoscopy procedures to diagnose digestive health issues. Patients have given him an average rating of 4.7 out of 5 stars on Vitals, reflecting their confidence in his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.7
  • 39 years of experience
  • speaks Chinese, Spanish
  • Charing Cross & Westminster Medical Schools
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 2 hospital affiliations
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Timothy Martin Sowerby has 2 locations

Endoscopy Center Of Marin

1100 S Eliseo Dr Ste 3Greenbrae, CA 94904
Mon7:00 am - 3:00 pm
Tue7:00 am - 3:00 pm
Wed7:00 am - 3:00 pm
Thu7:00 am - 3:00 pm
Fri7:00 am - 3:00 pm
SatClosed
SunClosed

Marinhealth Medical Center

599 Sir Francis Drake Boulevard Ste 206Greenbrae, CA 94904

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Dr. Timothy Martin Sowerby, MDChimdi Mfebe, APRNBhavana Akotia, PA-CTheresa Obonyano, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
39 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Chinese, Spanish Speaks English Speaks English Speaks English
Greenbrae , CALittle Rock , ARTempe , AZSACRAMENTO , CA
Med School: Charing Cross & Westminster Medical Schools Med School: Chamberlain University College of Nursing Med School: Charles R Drew University Med School: The University of Texas Health Science Center at Houston
Current Profile
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Insurance Plans Accepted by Dr. Timothy Martin Sowerby

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Timothy Martin Sowerby has the following specialty

Specialty Expertise

Dr. Timothy Martin Sowerby has the following 10 areas of expertise

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

Certifications, License, & Education

39 Years Experience

Dr. Timothy Martin Sowerby holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2027.

Education & Training

Medical School

Graduated from Charing Cross & Westminster Medical Schools in 1987.

NPI Number

Dr. Sowerby's NPI number is 1063475952.

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Frequently Asked Questions

How can I make an appointment with Dr. Timothy Sowerby?
You can find contact information for Dr. Timothy Sowerby here on Vitals.
Does Dr. Timothy Sowerby accept virtual/telehealth appointments?
Dr. Timothy Sowerby has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Timothy Sowerby's office located?
Dr. Timothy Sowerby's office is located at 1100 S Eliseo Dr Ste 3, Greenbrae, CA, 94904.
Which hospitals is Dr. Timothy Sowerby affiliated with?
Dr. Timothy Sowerby is affiliated with Marinhealth Medical Center and Kaiser Foundation Hospital.
Does Dr. Timothy Sowerby accept my insurance?
You can see the insurance plans that Dr. Timothy Sowerby accepts on their Vitals profile.

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