Marissa I-Fang Su, MD
Internal Medicine Physician · Honolulu, HI
Marissa I-Fang Su, MD is an internal medicine physician with a practice address in Honolulu, Hawaii, and NPI 1245891712, issued on Jun 25, 2019. Check the license (Hawaii 7792, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Marissa I-Fang Su
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 7792 HI
Self-reported in NPPES; status is on the state search - Practice location
- 1356 Lusitana St FL 7, Honolulu, HI 96813
- Phone
- (808) 586-2890
- Enumerated
- Jun 25, 2019
- Record last updated
- Jun 25, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250721000605); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 902 in Hawaii → Look up another NPI →
Also registered at 1356 Lusitana St FL 7
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marissa I-Fang Su in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license 7792Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
24 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $13.95
1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Good Samaritan Hospital Physician Services, IncVincennes, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marissa I-Fang Su among 902 internal medicine physician records in Hawaii
Marissa I-Fang Su, MD is one of 902 internal medicine physician records with a practice address in Hawaii. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 80% of them.
- NPI issued2019 · 80% of these records are older, 19% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2019 · median 2001 among the 491 with a school on file
- Record last updated2019 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
579 internal medicine physician records list a practice address in Honolulu
They are 579 of the 12,408 NPPES records with a practice address in Honolulu, and 902 internal medicine physician records in Hawaii.
All 902 in Hawaii → Every provider in Honolulu → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Justin Barratt, M.D.Honolulu, HI 968131861481574
- Dee-Ann Carpenter, MDHonolulu, HI 968131720080799
- Bo-Yin ChangHonolulu, HI 968131356314777
- Cleland Child, M.D.Honolulu, HI 968131548242076
- Dominic Chow, M.D.Honolulu, HI 968131063464972
- Michael Dung, MDHonolulu, HI 968131811963986
- Theodore Harada, MDHonolulu, HI 968131558324988
- Janet Kao, M.D.Honolulu, HI 968131467459131
Common questions
What is Marissa I-Fang Su, MD's NPI number?
Marissa I-Fang Su, MD's National Provider Identifier (NPI) is 1245891712, issued on Jun 25, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Marissa I-Fang Su, MD located?
The NPPES record lists a practice address at 1356 Lusitana St FL 7, Honolulu, HI, 96813. Phone: (808) 586-2890. Providers update this record themselves, so call before visiting.
How can I verify Marissa I-Fang Su, MD's license?
NPPES lists Hawaii license number 7792, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marissa I-Fang Su, MD prescribe under Medicare Part D?
In 2024, Marissa I-Fang Su, MD had 24 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.