NPPES file of Aug 9, 2026

Owen Harris, MD

Emergency Medicine Physician · Boston, MA

Owen Harris, MD is an emergency medicine physician with a practice address in Boston, Massachusetts, and NPI 1265842371, issued on Apr 29, 2014. Check the license (Massachusetts 269953, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265842371
Name
Owen Harris
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
269953 MA
Self-reported in NPPES; status is on the state search
Practice location
75 Francis St Dept OF, Boston, MA 02115
Phone
(617) 732-5640
Enumerated
Apr 29, 2014
Record last updated
Jul 21, 2022
Medicare enrollment
Enrolled (PECOS I20170721000192); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 2014
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 75 Francis St Dept OF

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Rachel Blum, PHARMDPharmacist1619665817
  2. Anna Cassell, MD, MBA, MPHILHospitalist Physician1639756430
  3. Safwan Elkhatib, MD, PHDStudent in an Organized Health Care Education/Training Program1720830425
  4. Previn Gulavita, MD, FRCPCSpecialist1861876690
  5. Joshua Joseph, M.D.Emergency Medicine Physician1801180237
  6. Dearbhla Kelly, MBBCHBAO MSC DPHILCritical Care Medicine (Internal Medicine) Physician1346038486

Verify Owen Harris in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 269953
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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78% fewer Medicare Part D claims than the average emergency medicine physician in 2024

50 Medicare Part D claims for 43 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Owen Harris50
  2. Specialty average226

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 2 group practices

  1. Brigham And Womens Physicians Organization IncBoston, MA
  2. Mass General Brigham Medical Group Northern Massachusetts IncSalem, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

543 emergency medicine physician records list a practice address in Boston

They are 543 of the 41,865 NPPES records with a practice address in Boston, and 1,829 emergency medicine physician records in Massachusetts.

Other emergency medicine physician records in Massachusetts

  1. Emily Aaronson, M.D.Boston, MA1962791558
  2. Sharif Abdel Jalil, PHARM. D., MDWorcester, MA1649795758
  3. Menahem Abraham, M.D.Beverly, MA1720113889
  4. Aser AbrhaBoston, MA1568102796
  5. Jorge Acevedo Herman, MDWorcester, MA1447955000
  6. Matthew Adamo, DOFalmouth, MA1912446972
  7. Austin AdamsBoston, MA1861139388
  8. Sapana Adhikari, M.D.Boston, MA1902870694
  9. Jamie Adler, MDBoston, MA1659765790
  10. Jonathan Adler, MDBoston, MA1609851500

Common questions

What is Owen Harris, MD's NPI number?

Owen Harris, MD's National Provider Identifier (NPI) is 1265842371, issued on Apr 29, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Owen Harris, MD located?

The NPPES record lists a practice address at 75 Francis St Dept OF, Boston, MA, 02115. Phone: (617) 732-5640. Providers update this record themselves, so call before visiting.

How can I verify Owen Harris, MD's license?

NPPES lists Massachusetts license number 269953, 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 Owen Harris, MD prescribe under Medicare Part D?

In 2024, Owen Harris, MD had 50 Medicare Part D claims for 43 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.