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

John J. O'Connell, MD

Individual provider Neurology Physician · NPI 1417932542

John J. O'Connell, MD is a Neurology in Northampton, Massachusetts. Qualified in 1987, 39 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
39
Licensed in
MA
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

69 State St
Northampton, MA 01060-3049
Phone: (413) 586-8156
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 153367 (MA)
Clinical Neurophysiology Physician Taxonomy 2084N0600X · Licence 153367 (MA)

Record details

NPI number1417932542
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 13, 2005
Last updated in NPPESJuly 13, 2007
Mailing address69 State St, Northampton, MA 01060-3049

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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