Casey Chiu
Emergency Medicine Physician · Westerly, RI
Casey Chiu is an emergency medicine physician with a practice address in Westerly, Rhode Island, and NPI 1518301191, issued on Apr 25, 2013. Check the license (Rhode Island MD15911, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Casey Chiu
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- MD15911 RI
283566 NY
Self-reported in NPPES; status is on the state search - Practice location
- 25 Wells St, Westerly, RI 02891
- Phone
- (401) 596-6000
- Enumerated
- Apr 25, 2013
- Record last updated
- May 4, 2026
- Medicare enrollment
- Enrolled (PECOS I20171129000345); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 2013
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 418 in Rhode Island → Look up another NPI →
Also registered at 25 Wells St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica AimoneRegistered Dietitian1659469088
- Matthew Amaral, PHARMD., RPHPharmacist1750948667
- Jeanne Ansel, PAPhysician Assistant1124067178
- Bridget Azera, MDHospitalist Physician1861997272
- Bart Bachura, CRNACertified Registered Nurse Anesthetist1568846301
- Julie Barber, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1144887118
Verify Casey Chiu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
Search for license MD15911Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% more Medicare Part D claims than the average emergency medicine physician in 2024
324 Medicare Part D claims for 244 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 24 claims were for opioids.
Most prescribed
- Cephalexin40 claims
- Methylprednisolone38 claims
- Sulfamethoxazole-Trimethoprim26 claims
- Doxycycline Hyclate25 claims
- Ondansetron Odt19 claims
- Azithromycin18 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.
Bills Medicare through 3 group practices
- Emergency Physician Associates OF New England PCWakefield, RI
- Lawrence And Memorial Hospital Inc.New London, CT
- Lmw Healthcare IncWesterly, RI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Casey Chiu among 418 emergency medicine physician records in Rhode Island
Casey Chiu is one of 418 emergency medicine physician records with a practice address in Rhode Island. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 50% of them.
- NPI issued2013 · 50% of these records are older, 46% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2013 · median 2012 among the 264 with a school on file
- Record last updated2026 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 emergency medicine physician records list a practice address in Westerly
They are 9 of the 416 NPPES records with a practice address in Westerly, and 418 emergency medicine physician records in Rhode Island.
All 418 in Rhode Island → Every provider in Westerly → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Russell Bingham, MDWesterly, RI 028911871698803
- Benjamin Hodgson, M.D.Westerly, RI 028911720248073
- Frederick Jaccarino, MDWesterly, RI 028911245334952
- Christopher Lehrach, MDWesterly, RI 028911205875440
- Kevin Neilson, MDWesterly, RI 028911386749331
- Robert Nordness, MDWesterly, RI 028911154360196
- Joaquin Ramos, DOWesterly, RI 028911457843393
- Kevin Torres, DOWesterly, RI 028911023063849
Common questions
What is Casey Chiu's NPI number?
Casey Chiu's National Provider Identifier (NPI) is 1518301191, issued on Apr 25, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Casey Chiu located?
The NPPES record lists a practice address at 25 Wells St, Westerly, RI, 02891. Phone: (401) 596-6000. Providers update this record themselves, so call before visiting.
How can I verify Casey Chiu's license?
NPPES lists Rhode Island license number MD15911, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Casey Chiu prescribe under Medicare Part D?
In 2024, Casey Chiu had 324 Medicare Part D claims for 244 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.