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

Dr. Dennis E O'Connor, DC

Individual provider Chiropractor · NPI 1710994033

Dr. Dennis E O'Connor, DC is a Chiropractic in Marblehead, Massachusetts. Graduated from Los Angeles College of Chiropractic in 1988, 38 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
38
Trained at
Los Angeles College of Chiropractic
Licensed in
MA
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

2 Brookhouse Dr
Marblehead, MA 01945-1611
Phone: (781) 631-0155
Fax: (781) 631-7195
Show map & directions

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

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 1382 (MA)

Record details

NPI number1710994033
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedAugust 1, 2006
Last updated in NPPESJune 13, 2008
Mailing address2 Brookhouse Dr, Marblehead, MA 01945-1611

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolLOS ANGELES COLLEGE OF CHIROPRACTIC
Graduated 1988 (38 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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