Home›Waimea›Gastroenterology›Home Alternative with text-only Slider Hawaii Gastroenterology Specialists

Home Alternative with text-only Slider Hawaii Gastroenterology Specialists

Gastroenterology • Waimea, HI

About

Book appointment Call clinic Visit website

Clinic Type

Gastroenterology

Address

Aiea and Honolulu, HI

Phone

(808) 486-0449

Email

donotreply@hgsaiea.com

Opening Hours

Not published — contact the clinic to confirm hours.

Website

https://www.hgsaiea.com/

Services Offered

Gastroenterology
Endoscopy
Colonoscopy
Capsule Endoscopy
Advanced Endoscopy
Barrett’s Esophagus Ablation Techniques
Gerd Bravo Monitoring
Upper Endoscopy
Fatty Liver Disease
Irritable Bowel Syndrome
Colitis
Hemorrhoids — banding treatment
Diarrhea/Constipation
Crohn’s Disease
Ulcerative Colitis
Colon Cancer screening
Pre- and postoperative cancer care
Nutrition counseling

Technology & Equipment

Endoscopy
Colonoscopy
Capsule endoscopy
Gerd Bravo CT/monitoring (GERD monitoring)
Advanced endoscopy

Team

Robert Wong, MD, MD — Board-certified gastroenterologist
Darrell Lee, MD, MD — Board-certified gastroenterologist
Yousif A. Rahim, MD, PhD, MD, PhD — Gastroenterologist

Insurance & Payment

—

Languages Spoken

English

Current Offers

New patient welcome

FAQs

Do they accept new patients?

Yes, Hawaii Gastroenterology Specialists practitioners are currently accepting new patients.

Awards & Accreditations

Honolulu Magazine Top Doctors 2023 - Darrell Lee, MD and Robert Wong, MD
Hawaii Gastroenterology Specialists providers, Darrell Lee and Robert Wong, are both featured as Honolulu Magazine's Top Doctors for 2023!

Social Media

Facebook

Photos

What Patients Say

Overall sentiment across review platforms: mixed

Healthgrades (Hawaii Gastroenterology Specialists): 1.0 (example review shown) (13 Ratings; 11 Reviews (page highlights))
US News (Dr. Stephen Coleman): 3/5 overall patient experience rating (11 reviews total; 0 within last 12 months)
Vitals (Dr. Stephen Coleman): 4.3 stars (avg) (4 ratings & reviews)
WebMD (Dr. Stephen Coleman): 4.5 (4 ratings)

Patients praise

Some patient ratings for the practice/physicians are relatively high (e.g., Dr. Stephen Coleman has ratings around 4.3–4.5 on Vitals/WebMD).
Reports include positive elements such as clarity of instructions and provider attitude categories scoring 5/5 in at least some US News patient-experience metrics.

Common complaints

Scheduling/access and responsiveness problems are highlighted in an identified Healthgrades review (never answers phones, long waits to get an appointment, difficulty returning calls).
Bedside manner/staff helpfulness concerns appear in the Healthgrades review excerpt (abrupt/impatient, staff rarely returns calls).
US News patient experience metrics show low ratings in several categories (e.g., clarity of instructions 2/5, follow-up 2/5, perceived outcomes 3/5, patient loyalty 2/5).

"“Terrible customer service. I've waited as long as 30 minutes & nobody picks up the phone… AVOID”"

— Healthgrades review excerpt for Hawaii Gastroenterology Specialists

"“3/5 Patient Rating… (3/5) overall patient experience rating comes from Press Ganey”"

— US News doctor profile (patient experience) for Dr. Stephen Coleman

"“Dr. Coleman's Rating 4.5 (4 Ratings)”"

— WebMD doctor profile for Dr. Stephen Coleman

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

In the News

Waimea Dental Studio Announces Opening of New Dental Practice in Waimea, HI — Mar 12, 2026
Altais Announces Expansion into Hawaii with Formation of Altais Medical Group | Big Island - Altais: Shaping the Future of Healthcare — Feb 2, 2026
Left Field Wander: The Endoscopy Institute of Hawaii — Mar 1, 2026

Information sourced from the clinic's website as of July 11, 2026.

← Back to directory