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

Dr. Richard Arthur O'Brien, MD

Individual provider Neurology Physician · NPI 1316929938

Dr. Richard Arthur O'Brien, MD is a Neurology Physician in Columbia, Maryland. Licensed in Maryland. Registered with an NPI since 2005.

Licensed in
MD
In the registry since
2005
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

10420 Little Patuxent Pkwy Ste 250
Columbia, MD 21044-3533
Phone: (410) 740-5186
Fax: (410) 741-2371
Show map & directions

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

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence D0054157 (MD)

Record details

NPI number1316929938
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 18, 2005
Last updated in NPPESSeptember 8, 2008

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