Internal Medicine Doctors in Hawaii
Data updated monthly · Last refresh October 2026
899 Internal Medicine providers practice in Hawaii, including 196 (22%) offering telehealth. The largest concentration is in Honolulu. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
899providers
196telehealth
Honolulutop city
Internal Medicine by city in Hawaii
Choose a city to see providers there.
Internal Medicine providers in Hawaii
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Roman Cortez, M.D.Ewa Beach, HI · No drug or device payments recorded (2025) ·
(808) 678-7000 Dr. Roui Lorenzo De Castro, M.D.Ewa Beach, HI · $159 in drug and device payments (2025) · Telehealth ·
(808) 691-8200 Dr. Russell Kelly, MDEwa Beach, HI · $953 in drug and device payments (2025) · Telehealth ·
(808) 678-0700 Dr. Timothy Moon, MDEwa Beach, HI · $377 in drug and device payments (2025) ·
(808) 691-3000 Dr. Tomifumi Onishi, M.DEwa Beach, HI · No drug or device payments recorded (2025) ·
(808) 691-3900 Dr. Aaron Morita, M.D., F.A.C.P. Dr. Alan Desilva, MD INC. Dr. Benjamin Ono, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 935-7137 Dr. Carlos Abeyta, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 969-9888 Dr. Charles Okamura, M.D. Dr. Craig Kadooka, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 935-6635 Dr. Daniel Belcher, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 933-9187 Dr. David Jung, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 935-5768 Dr. Douglas Do, M.D, M.P.HHilo, HI · No drug or device payments recorded (2025) ·
(925) 487-8947 Dr. Douglas Yamashita, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 935-7181 Dr. Erik Kinoshita, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 932-3000 Dr. Francis Cavanaugh, MDHilo, HI · $526 in drug and device payments (2025) · Telehealth ·
(808) 731-4949 Dr. Heajung Ruesing, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 935-2389 Dr. Jon Martell, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 974-4700 Dr. Joy Wilson, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 932-3395 Dr. Karna Desai, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 932-3000 Dr. Mary Ann Pefanco, M.D.Hilo, HI · No drug or device payments recorded (2025) · Telehealth ·
(808) 969-1427 Dr. Mary Iyer, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 933-2399 Dr. Mouhamed Kannass, M.D. Dr. Nadezna Lyn Ang, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 934-4000 Dr. Patrick Young, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 961-0146 Dr. Robert Rowe, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 934-4000 Dr. Rodney Ono, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 935-8398 Dr. Sydney Tatsuno, MDHilo, HI · $204 in drug and device payments (2025) · Telehealth ·
(808) 969-1671 Dr. Thomas Chen, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 959-6549 Dr. Tiffany Ma, M.D., M.P.HHilo, HI · No drug or device payments recorded (2025) ·
(925) 487-0372 Dr. Zain Vally-mahomed, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 935-6353 Dr. Arthur Wong, MDHonlolu, HI · No drug or device payments recorded (2025) ·
(808) 531-8011 Dr. Eric Murray, M.D.Honokaa, HI · No drug or device payments recorded (2025) ·
(808) 775-7204 Dr. Ronald Perry, M.D.Honolullu, HI · $333 in drug and device payments (2025) · Telehealth ·
(808) 946-4541 Dr. Aaron Choy, MDHonolulu, HI · No drug or device payments recorded (2025) · Telehealth ·
(808) 432-5770 Dr. Aaron HooHonolulu, HI · $171 in drug and device payments (2025) · Telehealth ·
(808) 686-4620 Dr. Adham Obeidat, MDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 586-2898 Dr. Adivitch Sripusanapan, MDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 691-4970 Dr. Adolph Diaz-ordaz, MDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 432-0000 Dr. Adrienne Wing, MDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 522-0644 Dr. Aiko MurakamiHonolulu, HI · No drug or device payments recorded (2025) · Telehealth ·
(808) 586-2910 Dr. Akua Agyeman, MD PHDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 321-3384 Conditions Internal Medicine providers in Hawaii commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Hawaii?There are 899 Internal Medicine providers with active NPI records practicing in Hawaii, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Hawaii offer telehealth?Yes. 196 of the 899 Internal Medicine providers in Hawaii (about 22%) report offering telehealth services in CMS data.
Which cities in Hawaii have the most Internal Medicine providers?Honolulu (575), Wailuku (39), Aiea (36) have the highest concentration of Internal Medicine providers in Hawaii.
How many Internal Medicine providers in Hawaii received drug or device company payments?282 of 899 Internal Medicine providers in Hawaii (31%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Hawaii treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Internal Medicine Doctors in Hawaii work in independent practices or large health systems?Among 438 Internal Medicine Doctors in Hawaii enrolled in Medicare, 35% bill through a solo or small practice with fewer than 10 clinicians, 13% through a mid-size group of 10 to 99, and 52% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Hawaii work at?According to CMS facility affiliation records, the Hawaii hospitals where the most Internal Medicine Doctors hold privileges are The Queens Medical Center in Honolulu; Pali Momi Medical Center in Aiea; Kapiolani Medical Center for Women & Children in Honolulu.
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