Irene Hwu, MD
Geriatric Medicine (Internal Medicine) Physician · East Setauket, NY
Irene Hwu, MD is a geriatric medicine (internal medicine) physician with a practice address in East Setauket, New York, and NPI 1699936757, issued on Jun 21, 2008. Check the license (New York 260594, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Irene Hwu
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- 260594 NY
Self-reported in NPPES; status is on the state search - Practice location
- 205 N Belle Mead RD, East Setauket, NY 11733
- Phone
- (631) 444-4630
- Enumerated
- Jun 21, 2008
- Record last updated
- Aug 13, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (631) 444-4652
- Medicare enrollment
- Enrolled (PECOS I20120820001189); accepts Medicare assignment
- Medical or professional school
- State University Of New York Downstate Medical Center, 2007
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 508 in New York → Look up another NPI →
Also registered at 205 N Belle Mead RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Glennis AlvaradoInternal Medicine Physician1932442100
- Gail Cohan, M.D.Internal Medicine Physician1841208261
- Jack Fuhrer, M.D.Infectious Disease Physician1790710929
- Rita Kelly, NPAdult Health Nurse Practitioner1174646293
- Kimberly Kranz, M.D.Internal Medicine Physician1326244294
- Melissa Lectura, MDGeriatric Medicine (Family Medicine) Physician1043664550
Verify Irene Hwu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 260594Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
3,239 Medicare Part D claims for 277 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. 60 claims were for opioids.
Most prescribed
- Atorvastatin Calcium266 claims
- Levothyroxine Sodium214 claims
- Amlodipine Besylate189 claims
- Metoprolol Succinate120 claims
- Losartan Potassium113 claims
- Sertraline Hcl103 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 MIPS final score for 2023 (Medicare payment program): 98.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Stony Brook Internists University Faculty Practice CorporationStony Brook, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Irene Hwu among 508 geriatric medicine (internal medicine) physician records in New York
Irene Hwu, MD is one of 508 geriatric medicine (internal medicine) physician records with a practice address in New York. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 67% of them.
- NPI issued2008 · 67% of these records are older, 28% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2007 · median 1998 among the 272 with a school on file
- Record last updated2012 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in New York
There are 508 geriatric medicine (internal medicine) physician records in New York.
All 508 in New York → Every provider in East Setauket → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Suzanne Fields, M.D.East Setauket, NY 117331629092820
- Jennifer Gonzalez, M.D.East Setauket, NY 117331497853840
- Catherine Nicastri, M.D.East Setauket, NY 117331093730269
- Lisa Honkanen, MDEast Northport, NY 117311811959372
- Danielle Ramos, ANPFarmingville, NY 117381255882288
- Karen Blau, M.D.Commack, NY 117251023236569
- Prabha Pillai, M.DCommack, NY 117251033347182
- Elizabeth Sturm, M.D.Commack, NY 117251003970963
Common questions
What is Irene Hwu, MD's NPI number?
Irene Hwu, MD's National Provider Identifier (NPI) is 1699936757, issued on Jun 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Irene Hwu, MD located?
The NPPES record lists a practice address at 205 N Belle Mead RD, East Setauket, NY, 11733. Phone: (631) 444-4630. Providers update this record themselves, so call before visiting.
How can I verify Irene Hwu, MD's license?
NPPES lists New York license number 260594, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Irene Hwu, MD prescribe under Medicare Part D?
In 2024, Irene Hwu, MD had 3,239 Medicare Part D claims for 277 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Irene Hwu, MD's MIPS final score?
The 2023 MIPS final score is 98.5 of 100. 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.