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

Mr. Terry L. O'Brien, ATC

Individual provider Athletic Trainer · NPI 1942283916

Mr. Terry L. O'Brien, ATC is an Athletic Trainer in Towson, Maryland. Registered with an NPI since 2005.

In the registry since
2005
What do these letters mean?
ATC — Certified Athletic Trainer
Prevents and treats sport and activity injuries.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

Towson University - Athletics Sports Medicine 8000 York Rd Field House 101
Towson, MD 21252-0001
Phone: (410) 704-3606
Fax: (410) 704-2727
Show map & directions

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

Specialties & licences

Athletic Trainer (primary) Taxonomy 2255A2300X

Record details

NPI number1942283916
Entity typeIndividual (Type 1)
GenderMale
Credentials ATC
Sole proprietorNo
NPI enumeratedNovember 23, 2005
Last updated in NPPESJuly 13, 2026

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