Summary

Dr. Robert Dy treats colon polyps, hemorrhoids, and cancer-related constipation, and performs colonoscopy and lower GI endoscopy. He practices gastroenterology and internal medicine and has 34 years of experience.

Dr. Dy completed his residency at the University of Nebraska Medical Center and sees patients in Honolulu, Hawaii; Kealakekua, Hawaii; and Mount Vernon, Washington. He is affiliated with Cascade Valley Hospital, Kona Community Hospital, and Skagit Valley Hospital. He speaks English and Spanish.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.5
  • 34 years of experience
  • speaks English, Spanish
  • University Of Nebraska Medical Center
  • 10 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 3 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Dr. Robert Millan Dy has 3 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

Kona Community Hospital

79-1019 Haukapila StKealakekua, HI 96750

Skagit Regional Clinics Mount Vernon

1400 E Kincaid St Ste D103Mount Vernon, WA 98274
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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Dr. Robert Millan Dy, DO
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Dr. Robert Millan Dy, DODr. Arun Khazanchi, MDJi Soo Choi, APRNDr. Laurie Alice Yonemoto, MD
GastroenterologyGastroenterologyGastroenterologyAnesthesiology
Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
4.5 
0 
0 
34 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 English, Spanish Speaks English, Spanish Speaks English
Honolulu , HILakewood Ranch , FLSacramento , CAHonolulu , HI
Med School: University Of New England College Of Osteopathic Medicine Med School: St Georges University School Of Medicine Med School: New York University Med School: Boston University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Robert Millan Dy

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Robert Millan Dy has the following 2 specialties

Specialty Expertise

Dr. Robert Millan Dy 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

34 Years Experience

Dr. Robert Millan Dy holds an expired medical license in the states of Hawaii and Washington.

Medical License

Doctor Of Osteopathy with an expired medical license in the state of Hawaii that expired in 2026 and an expired medical license in the state of Washington that expired in 2026.

Education & Training

Residency

Completed their residency at University Of Nebraska Medical Center.

Medical School

Graduated from University Of New England College Of Osteopathic Medicine in 1992.

NPI Number

Dr. Dy's NPI number is 1851397210.

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Frequently Asked Questions

Does Dr. Robert Dy accept virtual/telehealth appointments?
Dr. Robert Dy has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Robert Dy's office located?
Dr. Robert Dy's office is located at 550 S Beretania St Ste 501, Honolulu, HI, 96813.
What languages does Dr. Robert Dy speak?
Dr. Robert Dy speaks English and Spanish.
How can I make an appointment with Dr. Robert Dy?
You can find contact information for Dr. Robert Dy here on Vitals.
Which hospitals is Dr. Robert Dy affiliated with?
Dr. Robert Dy is affiliated with Cascade Valley Hospital, Kona Community Hospital, and Skagit Valley Hospital.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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