Timothy Ahu, MD
Internal Medicine Physician · Aiea, HI
Timothy Ahu, MD is an internal medicine physician with a practice address in Aiea, Hawaii, and NPI 1275611204, issued on Nov 1, 2006. Check the license (Hawaii MD 4649, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Timothy Ahu
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD 4649 HI
Self-reported in NPPES; status is on the state search - Practice location
- 98-1079 Moanalua RD, Aiea, HI 96701
- Phone
- (808) 485-4355
- Enumerated
- Nov 1, 2006
- Record last updated
- Dec 3, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 012605 HI
- Medicare enrollment
- Enrolled (PECOS I20070522000670); accepts Medicare assignment
- Medical or professional school
- University Of Hawaii John A. Burns School Of Medicine, 1980
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 902 in Hawaii → Look up another NPI →
Also registered at 98-1079 Moanalua RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephanie Abe, MDPediatrics Physician1659691533
- Brooke Adachi, RDRegistered Dietitian1891270138
- Soo Hyun Ahn, MDEmergency Medicine Physician1093398828
- Maria Lourdes Akagi, APRNFamily Nurse Practitioner1811600299
- Roderick Alfonso, M.D.Emergency Medicine Physician1417310293
- Torey Arita, D.O.Emergency Medicine Physician1528407160
Verify Timothy Ahu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD 4649Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
338 Medicare Part D claims for 128 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Cefdinir23 claims
- Pantoprazole Sodium20 claims
- Furosemide16 claims
- Doxycycline Hyclate15 claims
- Atorvastatin Calcium14 claims
- Prednisone14 claims
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 98.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Hawaii Hospital Physicians IncAiea, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Timothy Ahu among 902 internal medicine physician records in Hawaii
Timothy Ahu, 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 55% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated1980 · median 2001 among the 491 with a school on file
- Record last updated2007 · 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).
36 internal medicine physician records list a practice address in Aiea
They are 36 of the 1,481 NPPES records with a practice address in Aiea, and 902 internal medicine physician records in Hawaii.
All 902 in Hawaii → Every provider in Aiea → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Francis Buto, M.D.Aiea, HI 967011124061189
- Shayne Castanera, M.D.Aiea, HI 967011053337469
- Michael Dimitrion, MDAiea, HI 967011508878836
- Alvin Fuse, M.D.Aiea, HI 967011871536011
- Craig Hamasaki, M.D.Aiea, HI 967011003870478
- Ky Le, MDAiea, HI 967011073560025
- Bryan Matsumoto, M.D.Aiea, HI 967011932142072
- Michael Mihara, M.D.Aiea, HI 967011750324919
Common questions
What is Timothy Ahu, MD's NPI number?
Timothy Ahu, MD's National Provider Identifier (NPI) is 1275611204, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Timothy Ahu, MD located?
The NPPES record lists a practice address at 98-1079 Moanalua RD, Aiea, HI, 96701. Phone: (808) 485-4355. Providers update this record themselves, so call before visiting.
How can I verify Timothy Ahu, MD's license?
NPPES lists Hawaii license number MD 4649, 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 Timothy Ahu, MD prescribe under Medicare Part D?
In 2024, Timothy Ahu, MD had 338 Medicare Part D claims for 128 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Timothy Ahu, MD's MIPS final score?
The 2023 MIPS final score is 98.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.