NPPES file of Aug 9, 2026

Shaun M. Toomey, M.D.

Pulmonary Disease Physician · Worcester, MA

Shaun M. Toomey, M.D. is a pulmonary disease physician with a practice address in Worcester, Massachusetts, and NPI 1255794293, issued on Mar 29, 2016. Check the license (Massachusetts 292495, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255794293
Name
Shaun M. Toomey
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
292495 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Lake Ave N, Worcester, MA 01655
Phone
(508) 334-1975
Enumerated
Mar 29, 2016
Record last updated
Jun 8, 2023
Medicaid ID
110115243A MA
Medicare enrollment
Enrolled (PECOS I20221130000562); accepts Medicare assignment
Medical or professional school
University Of Rochester School Of Medicine And Dentistry, 2016
Telehealth
Offers telehealth (CMS)
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.
Download card Updates feed

Also registered at 55 Lake Ave N

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

  1. Nawal Aamir, MDInternal Medicine Physician1588248926
  2. Amarys Abadie, CRNACertified Registered Nurse Anesthetist1992936843
  3. Paula Abate, NPNurse Practitioner1336265909
  4. Aly AbayazeedDiagnostic Radiology Physician1821221946
  5. Zainab AbbasDermatology Physician1609028000
  6. Mary-Alice Abbott, MDClinical Genetics (M.D.) Physician1982799417

Verify Shaun M. Toomey 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 292495
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

54% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

658 Medicare Part D claims for 127 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 55% of claims. 37 claims were for opioids.

  1. Shaun Toomey658
  2. Specialty average1,425

Most prescribed

  1. Breztri Aerosphere65 claims
  2. Prednisone65 claims
  3. Trelegy Ellipta61 claims
  4. Albuterol Sulfate Hfa53 claims
  5. Anoro Ellipta35 claims
  6. Ipratropium Bromide32 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.

The MIPS final score for 2023 (Medicare payment program): 97 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score78.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Umass Memorial Medical Group IncWorcester, MA

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

Pulmonary Disease Physician providers in Massachusetts

There are 569 pulmonary disease physician records in Massachusetts.

Other pulmonary disease physician records in Massachusetts

  1. Raja-Elie Abdulnour, MDBoston, MA1598819393
  2. Mohammad Abu Hishmeh, M.DSpringfield, MA1841608890
  3. Ghazwan Acash, M.D.Burlington, MA1710187331
  4. Payam Aghassi, MDLeominster, MA1093704298
  5. Robert Aisenberg, MDFall River, MA1154488492
  6. Robert Ajello, MDGreenfield, MA1518930916
  7. Daniel Alape Moya, MDHyannis, MA1477058816
  8. Ala Alkhatib, MBBSBrighton, MA1912313388
  9. Kassandra Allbright, MDSpringfield, MA1194213942
  10. Marcus Alpert, MDWorcester, MA1205327194

Common questions

What is Shaun M. Toomey, M.D.'s NPI number?

Shaun M. Toomey, M.D.'s National Provider Identifier (NPI) is 1255794293, issued on Mar 29, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Shaun M. Toomey, M.D. located?

The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (508) 334-1975. Providers update this record themselves, so call before visiting.

How can I verify Shaun M. Toomey, M.D.'s license?

NPPES lists Massachusetts license number 292495, 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 Shaun M. Toomey, M.D. prescribe under Medicare Part D?

In 2024, Shaun M. Toomey, M.D. had 658 Medicare Part D claims for 127 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.

What is Shaun M. Toomey, M.D.'s MIPS final score?

The 2023 MIPS final score is 97 of 100. 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.