Thomas Edward O'Leary, D.O.
Pediatrics Physician · Dudley, MA
Thomas Edward O'Leary, D.O. is a pediatrics physician with a practice address in Dudley, Massachusetts, and NPI 1497742803, issued on Sep 30, 2005. Check the license (Massachusetts 217822, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Thomas Edward O'Leary
- Credential
- D.O.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 217822 MA
Self-reported in NPPES; status is on the state search - Practice location
- 161 W Main St, Dudley, MA 01571
- Phone
- (508) 949-7707
- Enumerated
- Sep 30, 2005
- Record last updated
- Dec 21, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (508) 949-6737
- Medicaid ID
- 2020360 MA
- Entity
- Type 1 · individual
Also registered at 161 W Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alexis DesmaraisMental Health Counselor1134073943
- Denise Duplessis, MS, PCNSChild & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist1487625083
- Catherine Hill, NPFamily Nurse Practitioner1255630737
- Jeannine HoffmannCounselor1902106271
- Tatiana King, MSW, LICSWClinical Social Worker1588170906
- Holly Poirier, MAMental Health Counselor1467780700
Verify Thomas Edward O'Leary in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 217822Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1 pediatrics physician records list a practice address in Dudley
They are 1 of the 50 NPPES records with a practice address in Dudley, and 2,628 pediatrics physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other pediatrics physician records in Massachusetts
- Marissa AaronBoston, MA1538687827
- Ralph Aarons, MDBrighton, MA1407841570
- Ebla Abd AlrahmanWorcester, MA1255966743
- James Abel, M.D.Pelham, MA1255521381
- Aileen Abesamis, MDBrockton, MA1619056546
- Claire Abraham, MDBoston, MA1942731161
- Shari Abramowitz, M.D.Boston, MA1558346593
- Nadeen AbujaberBoston, MA1053635938
- Stephanie Abuso, DOBoston, MA1437788148
- Mark Acker, M.D.Taunton, MA1629011382
Common questions
What is Thomas Edward O'Leary, D.O.'s NPI number?
Thomas Edward O'Leary, D.O.'s National Provider Identifier (NPI) is 1497742803, issued on Sep 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Edward O'Leary, D.O. located?
The NPPES record lists a practice address at 161 W Main St, Dudley, MA, 01571. Phone: (508) 949-7707. Providers update this record themselves, so call before visiting.
How can I verify Thomas Edward O'Leary, D.O.'s license?
NPPES lists Massachusetts license number 217822, 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. 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.