Binu S. Oien, DO
Family Medicine Physician · Westport, MA
Binu S. Oien, DO is a family medicine physician with a practice address in Westport, Massachusetts, and NPI 1336552223, issued on Jun 9, 2014. Check the license (Massachusetts 271173, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Binu S. Oien
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 271173 MA
Self-reported in NPPES; status is on the state search - Practice location
- 827 American Legion Hwy, Westport, MA 02790
- Phone
- (508) 636-5101
- Enumerated
- Jun 9, 2014
- Record last updated
- Apr 23, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (508) 636-3651
- Medicare enrollment
- Enrolled (PECOS I20180403000616); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,265 in Massachusetts → Look up another NPI →
Also registered at 827 American Legion Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nancy Carney, M.D.Family Medicine Physician1366456360
- Matthew Dacosta, PA-CPhysician Assistant1093201667
- Jacqueline Draper, M.D.Family Medicine Physician1881008324
- Marivyl Laxer, M.D.Internal Medicine Physician1225093362
- Jane Li, MDFamily Medicine Physician1073502431
- Jacqueline Rosa, FNP-CNurse Practitioner1083196844
Verify Binu S. Oien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 271173Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average family medicine physician in 2024
1,583 Medicare Part D claims for 275 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
Most prescribed
- Atorvastatin Calcium128 claims
- Lisinopril87 claims
- Amlodipine Besylate67 claims
- Levothyroxine Sodium62 claims
- Omeprazole52 claims
- Metformin Hcl47 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 one group practice
- Medical Care OF Boston Management CorporationSharon, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Binu S. Oien among 2,265 family medicine physician records in Massachusetts
Binu S. Oien, DO is one of 2,265 family medicine physician records with a practice address in Massachusetts. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 71% of them.
- NPI issued2014 · 71% of these records are older, 27% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2014 · median 2006 among the 1,529 with a school on file
- Record last updated2020 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 family medicine physician records list a practice address in Westport
They are 7 of the 127 NPPES records with a practice address in Westport, and 2,265 family medicine physician records in Massachusetts.
All 2,265 in Massachusetts → Every provider in Westport → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Dennis Callen, M.D.Westport, MA 027901790787752
- Nancy Carney, M.D.Westport, MA 027901366456360
- Jacqueline Draper, M.D.Westport, MA 027901881008324
- Cathleen Hood, M.D.Westport, MA 027901447238852
- Jane Li, MDWestport, MA 027901073502431
- Karen Ottenstein, MDWestport, MA 027901083628382
- Charelle Allen, MDTaunton, MA 027801114629706
- William Brandon, MDTaunton, MA 027801770562548
Common questions
What is Binu S. Oien, DO's NPI number?
Binu S. Oien, DO's National Provider Identifier (NPI) is 1336552223, issued on Jun 9, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Binu S. Oien, DO located?
The NPPES record lists a practice address at 827 American Legion Hwy, Westport, MA, 02790. Phone: (508) 636-5101. Providers update this record themselves, so call before visiting.
How can I verify Binu S. Oien, DO's license?
NPPES lists Massachusetts license number 271173, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Binu S. Oien, DO prescribe under Medicare Part D?
In 2024, Binu S. Oien, DO had 1,583 Medicare Part D claims for 275 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.