Summary

Dr. Diane Bai is a gastroenterologist with expertise in internal medicine who has been practicing for 26 years. She earned her medical degree from University of Texas Southwestern Medical School and completed her residency at Columbia University College of Physicians and Surgeons. Dr. Bai is fluent in Korean and Spanish, allowing her to serve diverse patient populations.

Dr. Bai is affiliated with Saint Clare Hospital and Saint Joseph Medical Center, with practice locations in Tacoma, Puyallup, and Lakewood, Washington. She specializes in treating colon polyps, GERD, and hemorrhoids. Her expertise includes performing colonoscopies and both upper and lower gastrointestinal endoscopies to diagnose and treat digestive conditions. Patients rate Dr. Bai an average of 3.9 out of 5 stars on Vitals.

Overview based on verified provider data

Quick Facts

  • 3.9
  • 26 years of experience
  • speaks Korean, Spanish
  • Columbia University College of Physicians and Surg
  • 14 written reviews
  • 2 specialties
  • 13 areas of expertise
  • 2 hospital affiliations
  • 4 office locations
  • Female

Patients’ Perspective

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

Office Locations

Dr. Diane Yun Bai has 4 locations

Dr. Diane Yun Bai

6002 Westgate Blvd Ste 230Tacoma, WA 98406
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
Fri7:00 am - 5:00 pm
SatClosed
SunClosed

Dr. Diane Yun Bai

2910 S Meridian Ste 350Puyallup, WA 98373

Saint Clare Hospital

11315 Bridgeport Way SwLakewood, WA 98499

Franciscan Digestive Care Associates Pearl Place

6002 Westgate Blvd Ste 230Tacoma, WA 98406
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
Fri7:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Diane Yun Bai, MDJi Soo Choi, APRNDr. Carly Rose Magnusson, MDDr. Jeffrey Scott Duchin, MD
GastroenterologyGastroenterologyInternal MedicineInfectious Disease
Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
26 Years of Experience 12 Years of Experience 41 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks Korean, Spanish Speaks English Speaks English Speaks English
Tacoma , WASacramento , CASeattle , WASeattle , WA
Med School: University Of Texas Southwestern Medical School Med School: New York University Med School: University Of Minnesota Medical School Med School: Rutgers Robert Wood Johnson Medical School
Current Profile
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Insurance Plans Accepted by Dr. Diane Yun Bai

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Diane Yun Bai has the following 2 specialties

Specialty Expertise

Dr. Diane Yun Bai has the following 13 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Capsule Endoscopy
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Inflammatory Bowel Diseases (IBD)
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

26 Years Experience

Dr. Diane Yun Bai holds an expired medical license in the state of Washington.

Medical License

Medical Doctor with an expired medical license in the state of Washington that expired in 2026.

Education & Training

Residency

Completed their residency at Columbia University College of Physicians and Surg.

Medical School

Graduated from University Of Texas Southwestern Medical School in 2000.

NPI Number

Dr. Bai's NPI number is 1932145646.

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Frequently Asked Questions

What languages does Dr. Diane Bai speak?
Dr. Diane Bai speaks Korean and Spanish.
Is Dr. Diane Bai accepting new patients?
Dr. Diane Bai has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Diane Bai accept my insurance?
You can see the insurance plans that Dr. Diane Bai accepts on their Vitals profile.
Does Dr. Diane Bai accept virtual/telehealth appointments?
Dr. Diane Bai has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Diane Bai?
You can find contact information for Dr. Diane Bai here on Vitals.

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