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

Individual provider Chiropractor · NPI 1871782193

Dr. Mark James Keenan, DC is a Chiropractor in Pittsburgh, Pennsylvania. Practices as a sole proprietor and works from 2 locations. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2007
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

239 4th Ave Ste 1105
Pittsburgh, PA 15222-1712
Phone: (412) 281-8283
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 401 Wood St., Pittsburgh, PA 15222-1824 — (412) 281-8283

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence DC-006865-L (PA)

Record details

NPI number1871782193
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedOctober 23, 2007
Last updated in NPPESMarch 17, 2018

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