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

MS. Ashling O'Connor, MD

Individual provider Surgical Oncology Physician · NPI 1881851798

MS. Ashling O'Connor, MD is a Surgical Oncology in Burlington, Massachusetts. Qualified in 2002, 24 years ago. Practices with Lahey Clinic Inc, a 1,372-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
24
Licensed in
MA
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

Lahey Hospital And Medical Center 41 Mall Rd
Burlington, MA 01805-0001
Phone: (781) 744-8580
Fax: (781) 744-5253
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 247048 (MA)
Surgical Oncology Physician Taxonomy 2086X0206X · Licence 247048 (MA)

Record details

NPI number1881851798
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 19, 2008
Last updated in NPPESSeptember 13, 2018

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtySURGICAL ONCOLOGY
Also practisesGENERAL SURGERY
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice Lahey Clinic Inc — 1372 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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