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

Dr. Joseph O'Connor, MD

Individual provider Cardiovascular Disease Physician · NPI 1437198660

Dr. Joseph O'Connor, MD is a Cardiovascular Disease Physician in Portland, Maine. Licensed in Maine. Registered with an NPI since 2006.

Licensed in
ME
In the registry since
2006
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 Address checks out

331 Veranda St
Portland, ME 04103-5545
Phone: (207) 791-3788
Fax: (207) 828-2444
Show map & directions

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

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 008704 (ME)

Record details

NPI number1437198660
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 5, 2006
Last updated in NPPESJuly 13, 2026

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