James Walsh Murrett, MD
Emergency Medicine Physician · Cambridge, MA
James Walsh Murrett, MD is an emergency medicine physician with a practice address in Cambridge, Massachusetts, and NPI 1679923403, issued on Jun 13, 2016. Check the license (Massachusetts 291056, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- James Walsh Murrett
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 291056 MA
MD467229 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1493 Cambridge St, Cambridge, MA 02139
- Phone
- (617) 665-2113
- Enumerated
- Jun 13, 2016
- Record last updated
- Jul 13, 2022
- Fax
- (617) 665-3145
- Medicare enrollment
- Enrolled (PECOS I20221012002709); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,829 in Massachusetts → Look up another NPI →
Also registered at 1493 Cambridge St
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Verify James Walsh Murrett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 291056Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average emergency medicine physician in 2024
72 Medicare Part D claims for 56 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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): 86.3 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
- Cambridge Public Health CommissionCambridge, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Walsh Murrett among 1,829 emergency medicine physician records in Massachusetts
James Walsh Murrett, MD is one of 1,829 emergency medicine physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 73% of them.
- NPI issued2016 · 73% of these records are older, 23% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2016 · median 2011 among the 1,200 with a school on file
- Record last updated2022 · 57% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
42 emergency medicine physician records list a practice address in Cambridge
They are 42 of the 5,145 NPPES records with a practice address in Cambridge, and 1,829 emergency medicine physician records in Massachusetts.
All 1,829 in Massachusetts → Every provider in Cambridge → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Miriam Aschkenasy, M.D.Cambridge, MA 021391518939503
- Paul Chen, MD, MBACambridge, MA 021391154488898
- Slava Gaufberg, MDCambridge, MA 021391568537652
- Alex Goldstein, M.D.Cambridge, MA 021391255566949
- Irvin Heifetz, MDCambridge, MA 021391811062946
- Edward Lee, M.D.Cambridge, MA 021391689846578
- Luis Lobon, M.D., M.S.Cambridge, MA 021391033156799
- Benjamin Milligan, M.D.Cambridge, MA 021391104867233
Common questions
What is James Walsh Murrett, MD's NPI number?
James Walsh Murrett, MD's National Provider Identifier (NPI) is 1679923403, issued on Jun 13, 2016. An NPI identifies a provider in billing; it is not a license.
Where is James Walsh Murrett, MD located?
The NPPES record lists a practice address at 1493 Cambridge St, Cambridge, MA, 02139. Phone: (617) 665-2113. Providers update this record themselves, so call before visiting.
How can I verify James Walsh Murrett, MD's license?
NPPES lists Massachusetts license number 291056, 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 James Walsh Murrett, MD prescribe under Medicare Part D?
In 2024, James Walsh Murrett, MD had 72 Medicare Part D claims for 56 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is James Walsh Murrett, MD's MIPS final score?
The 2023 MIPS final score is 86.3 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.