NPPES file of Aug 9, 2026

William Francis Mulroy, M.D.

Orthopaedic Surgery Physician · Chelsea, MA

William Francis Mulroy, M.D. is an orthopaedic surgery physician with a practice address in Chelsea, Massachusetts, and NPI 1518920636, issued on Apr 10, 2006. Check the license (Massachusetts 58905, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518920636
Name
William Francis Mulroy
Credential
M.D.
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
58905 MA
Self-reported in NPPES; status is on the state search
Practice location
111 Everett Ave, Chelsea, MA 02150
Phone
(781) 235-3992
Enumerated
Apr 10, 2006
Record last updated
Feb 7, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(781) 235-3996
Medicaid ID
3107965 MA
Medicare enrollment
Enrolled (PECOS I20050422000637); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 1986
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 111 Everett Ave

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

  1. David Eisenberg, M.D.Ophthalmology Physician1376582379
  2. Mark Gofstein, LMHCMental Health Counselor1588733927
  3. Angela Sanchez, LDOOptician1851867733
  4. Michael Sandberg, M.D.Internal Medicine Physician1730176801

Verify William Francis Mulroy 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 58905
    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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Bills Medicare through one group practice

  1. Boston Orthopaedic PCFall River, MA

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

William Francis Mulroy among 692 orthopaedic surgery physician records in Massachusetts

William Francis Mulroy, M.D. is one of 692 orthopaedic surgery physician records with a practice address in Massachusetts. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 52% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1986 · median 2004 among the 441 with a school on file
  • Record last updated2017 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in Massachusetts

There are 692 orthopaedic surgery physician records in Massachusetts.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Dewitt Brown, DR MDWinthrop, MA 021521487721676
  2. John Lynch, M.D.Malden, MA 021481184664617
  3. David Wing, M.D.Somerville, MA 021451730384314
  4. Louis Bley, MDSomerville, MA 021441285724526
  5. David Levine, M.D.Cambridge, MA 021421861687956
  6. Samuel Doppelt, MDCambridge, MA 021391659443430
  7. Jason Freedman, M.D.Cambridge, MA 021391710100854
  8. Jillian Gruber, MDCambridge, MA 021391538699772

Common questions

What is William Francis Mulroy, M.D.'s NPI number?

William Francis Mulroy, M.D.'s National Provider Identifier (NPI) is 1518920636, issued on Apr 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Francis Mulroy, M.D. located?

The NPPES record lists a practice address at 111 Everett Ave, Chelsea, MA, 02150. Phone: (781) 235-3992. Providers update this record themselves, so call before visiting.

How can I verify William Francis Mulroy, M.D.'s license?

NPPES lists Massachusetts license number 58905, 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.

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.