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

Sean O'Connor, DMD

Individual provider Dentist · NPI 1912387333

Sean O'Connor, DMD is a Dentist in Baltimore, Maryland. Licensed in Maryland. Registered with an NPI since 2015.

Licensed in
MD
In the registry since
2015
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

See every abbreviation used in this directory →

Practice location Address checks out

1111 N Charles St
Baltimore, MD 21201-5505
Phone: (410) 837-2050
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 15817 (MD)

Record details

NPI number1912387333
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorNo
NPI enumeratedJune 1, 2015
Last updated in NPPESJune 1, 2015
Mailing address156 W Aluta Mill Rd, Nazareth, PA 18064-9487

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