Summary

Dr. Stephen Buto has practiced gastroenterology and internal medicine for 41 years and treats colon polyps, diverticular disease, and diverticulosis. He performs lower GI endoscopy, colonoscopy, and colorectal cancer screening.

He completed his residency at Northwestern Memorial Hospital and sees patients in Honolulu, Hawaii, with affiliations at Kuakini Medical Center, The Queens Medical Center, Kaiser Permanente Moanalua Medical Center, and Straub Benioff Medical Center. He speaks Chinese, English, and Tagalog.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.1
  • 41 years of experience
  • speaks Chinese, English, Tagalog
  • Northwestern Memorial Hospital
  • 13 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 4 hospital affiliations
  • 6 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Stephen Kei Buto has 6 locations

The Queens Liver Center

550 S Beretania St Ste 501Honolulu, HI 96813
Mon7:00 am - 4:00 pm
Tue7:00 am - 4:00 pm
Wed7:00 am - 4:00 pm
Thu7:00 am - 4:00 pm
Fri7:00 am - 4:00 pm
SatClosed
SunClosed

Stephen K. Buto, MD

1329 Lusitana St Ste 105Honolulu, HI 96813

The Queens Medical Center

1301 Punchbowl StHonolulu, HI 96813

Kuakini Medical Center

347 N Kuakini StHonolulu, HI 96817

Straub Medical Center

888 S King StHonolulu, HI 96813

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Dr. Stephen Kei Buto, MD
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Dr. Stephen Kei Buto, MDDr. Arun Khazanchi, MDJi Soo Choi, APRNDr. Kei Sonoda, MD
GastroenterologyGastroenterologyGastroenterologyHospital Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.1 
4.5 
3.7 
41 Years of Experience 30 Years of Experience 19 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks Chinese, English, Tagalog Speaks English, Spanish Speaks English
Honolulu , HILakewood Ranch , FLSacramento , CAHonolulu , HI
Med School: University Of Hawaii At Manoa Med School: St Georges University School Of Medicine Med School: New York University Med School: University Of Tokyo
Current Profile
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Insurance Plans Accepted by Dr. Stephen Kei Buto

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Stephen Kei Buto has the following 2 specialties

Specialty Expertise

Dr. Stephen Kei Buto has the following 11 areas of expertise

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

Certifications, License, & Education

41 Years Experience

Dr. Stephen Kei Buto holds an expired medical license in the state of Hawaii.

Medical License

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

Education & Training

Residency

Completed their residency at Northwestern Memorial Hospital.

Medical School

Graduated from University Of Hawaii At Manoa in 1985.

NPI Number

Dr. Buto's NPI number is 1962486753.

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Frequently Asked Questions

Is Dr. Stephen Buto accepting new patients?
Dr. Stephen Buto is accepting new patients on Vitals. View Dr. Stephen Buto's profile on Vitals to make an appointment.
Does Dr. Stephen Buto accept my insurance?
You can see the insurance plans that Dr. Stephen Buto accepts on their Vitals profile.
How can I make an appointment with Dr. Stephen Buto?
You can find contact information for Dr. Stephen Buto here on Vitals.
Where is Dr. Stephen Buto's office located?
Dr. Stephen Buto's office is located at 550 S Beretania St Ste 501, Honolulu, HI, 96813.
Which hospitals is Dr. Stephen Buto affiliated with?
Dr. Stephen Buto is affiliated with Kuakini Medical Center, The Queens Medical Center, Kaiser Permanente Moanalua Medical Center, and Straub Benioff Medical Center.

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