General Surgeons in Hawaii
Data updated monthly · Last refresh October 2026
147 Surgery providers practice in Hawaii, including 28 (19%) 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.
147providers
28telehealth
Honolulutop city
Surgery by city in Hawaii
Choose a city to see providers there.
Where General Surgeons in Hawaii practice
From CMS Medicare enrollment records covering 63 of the 147 providers listed here (43%). Providers who do not bill Medicare are not included in these figures.
24%solo or small practice (under 10 clinicians)
14%mid-size group (10 to 99)
62%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | General Surgeons | All clinicians in group | Main city |
| Queens University Medical Group | 20 | 614 | Honolulu |
| Hawaii Permanente Medical Group Inc. | 7 | 705 | Honolulu |
| Queens North Hawaii Community Hospital | 5 | 102 | Kamuela |
| Straub Clinic and Hospital | 4 | 420 | Honolulu |
| Kau Hospital | 3 | 138 | Hilo |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | General Surgeons affiliated |
| The Queens Medical Center | Honolulu | Nonprofit | 3 of 5 | 26 |
| Maui Memorial Medical Center | Wailuku | Government | 2 of 5 | 12 |
| Kuakini Medical Center | Honolulu | Nonprofit | 4 of 5 | 8 |
| Pali Momi Medical Center | Aiea | For-profit | 4 of 5 | 7 |
| North Hawaii Community Hospital, Inc. | Kamuela | Nonprofit | 3 of 5 | 7 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Surgery 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. Mark Grief, M.D.Aiea, HI · No drug or device payments recorded (2025) ·
(808) 488-7797 Dr. Werner Grebe, M.D.Aiea, HI · No drug or device payments recorded (2025) ·
(808) 488-7797 Dr. Ross Simafranca, M.D.Ewa Beach, HI · $8,639 in drug and device payments (2025) · Telehealth ·
(808) 676-9270 Dr. Brett Wyrick, D.O.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 935-0988 Dr. Gerald Lau, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 933-3040 Dr. Joshua Pierce, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 961-0655 Dr. Thomas Jimenez, MDHilo, HI · No drug or device payments recorded (2025) ·
(808) 934-4000 Dr. Timothy Oldfather, M.D.Hilo, HI · No drug or device payments recorded (2025) ·
(808) 933-3040 Dr. Aaliyah Sevier-grogan, MDHonolulu, HI · $21 in drug and device payments (2025) ·
(808) 691-1000 Dr. Alexander Cong, MDHonolulu, HI · $146 in drug and device payments (2025) ·
(808) 586-2920 Dr. Amy Liu, MDHonolulu, HI · $272 in drug and device payments (2025) ·
(808) 586-2920 Dr. Andrea Thi, MDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 586-2920 Dr. Andrew Malaney, MDHonolulu, HI · $21 in drug and device payments (2025) ·
(419) 348-0196 Dr. Andrew Oishi, M.D.Honolulu, HI · No drug or device payments recorded (2025) ·
(808) 538-5811 Dr. Angela Penn, M.D.Honolulu, HI · No drug or device payments recorded (2025) ·
(808) 432-0000 Dr. Anna Elseth, D.O.Honolulu, HI · $1,846 in drug and device payments (2025) ·
(808) 433-6661 Dr. Anthony MaHonolulu, HI · $21 in drug and device payments (2025) ·
(626) 277-5828 Dr. Ashley MarumotoHonolulu, HI · $27 in drug and device payments (2025) · Telehealth ·
(808) 536-2236 Dr. Benjamin Lee, MDHonolulu, HI · $21 in drug and device payments (2025) ·
(808) 691-1000 Dr. Bradley Wong, MDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 528-4144 Dr. Brian Wong, M.D.Honolulu, HI · $1,532 in drug and device payments (2025) ·
(808) 432-0000 Dr. Carl Tadaki, M.D.Honolulu, HI · $318 in drug and device payments (2025) ·
(808) 536-5811 Dr. Cassidy YoshidaHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 691-1000 Dr. Cedric Lorenzo, M.D.Honolulu, HI · $264 in drug and device payments (2025) · Telehealth ·
(808) 566-6723 Dr. Chan Park, M.D.Honolulu, HI · $698 in drug and device payments (2025) ·
(808) 433-1730 Dr. Charles Carroll, M.DHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 735-7007 Dr. Daniel Murariu, MD MPHHonolulu, HI · $29,029 in drug and device payments (2025) ·
(808) 302-7188 Dr. Daphne Hemmings, MDHonolulu, HI · $378 in drug and device payments (2025) · Telehealth ·
(808) 691-8885 Dr. David Inouye, M.D,Honolulu, HI · $46 in drug and device payments (2025) ·
(808) 586-2920 Dr. David Jackowe, M.D.Honolulu, HI · No drug or device payments recorded (2025) ·
(808) 586-2920 Dr. Dean Mikami, M.D.Honolulu, HI · $35 in drug and device payments (2025) · Telehealth ·
(808) 439-8423 Dr. Dylan Goto, MDHonolulu, HI · $1,448 in drug and device payments (2025) ·
(808) 522-4234 Dr. Eric Chang, M.D.Honolulu, HI · No drug or device payments recorded (2025) ·
(808) 691-8885 Dr. Eric Matayoshi, MDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 432-0000 Dr. Eva Kiezik, D.M.D.Honolulu, HI · $121 in drug and device payments (2025) ·
(808) 949-5665 Dr. Felix Yong, M.D., M.S.Honolulu, HI · $4,721 in drug and device payments (2025) ·
(808) 691-8885 Dr. Fereydoun Parsa, M.D.Honolulu, HI · $105 in drug and device payments (2025) ·
(808) 526-0303 Dr. Fredrick Yost, M.D.Honolulu, HI · No drug or device payments recorded (2025) · Telehealth ·
(808) 536-5811 Dr. Gavin Ha, MDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 691-1000 Dr. George Mcpheeters, M.D.Honolulu, HI · No drug or device payments recorded (2025) ·
(808) 221-1335 Dr. Gwendolyn Garnett, M.D.Honolulu, HI · No drug or device payments recorded (2025) ·
(808) 586-8234 Dr. Hideko Yamauchi, M.D.Honolulu, HI · $65 in drug and device payments (2025) · Telehealth ·
(808) 686-4750 Dr. Hidenori MakiHonolulu, HI · $21 in drug and device payments (2025) ·
(808) 586-2947 Dr. Jason SpikerHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 783-6729 Dr. Joanna LinHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 691-1000 Dr. John Balfour, M.D.Honolulu, HI · No drug or device payments recorded (2025) ·
(808) 522-4234 Dr. Jonathan Staav, MDHonolulu, HI · No drug or device payments recorded (2025) ·
(808) 691-1000 Dr. Jose Madamba, M.D.Honolulu, HI · $375 in drug and device payments (2025) ·
(808) 523-1355 Common questions
How many Surgery providers are in Hawaii?There are 147 Surgery providers with active NPI records practicing in Hawaii, according to federal NPPES data refreshed monthly.
Do Surgery providers in Hawaii offer telehealth?Yes. 28 of the 147 Surgery providers in Hawaii (about 19%) report offering telehealth services in CMS data.
Which cities in Hawaii have the most Surgery providers?Honolulu (88), Wailuku (12), Tripler Army Medical Center (7) have the highest concentration of Surgery providers in Hawaii.
How many Surgery providers in Hawaii received drug or device company payments?68 of 147 Surgery providers in Hawaii (46%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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 General Surgeons in Hawaii work in independent practices or large health systems?Among 63 General Surgeons in Hawaii enrolled in Medicare, 24% bill through a solo or small practice with fewer than 10 clinicians, 14% through a mid-size group of 10 to 99, and 62% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do General Surgeons in Hawaii work at?According to CMS facility affiliation records, the Hawaii hospitals where the most General Surgeons hold privileges are The Queens Medical Center in Honolulu; Maui Memorial Medical Center in Wailuku; Kuakini Medical Center in Honolulu.
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