Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Thomas Edward O'Leary, DO

Individual provider Pediatrics Physician · NPI 1497742803

Dr. Thomas Edward O'Leary, DO is a Pediatrics Physician in Dudley, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

161 W Main St
Dudley, MA 01571-3817
Phone: (508) 949-7707
Fax: (508) 949-6737
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 217822 (MA)

Record details

NPI number1497742803
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 30, 2005
Last updated in NPPESDecember 21, 2011
Mailing address161 W Main St, Dudley, MA 01571-3817