Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Mark A Spencer, DN

Individual provider Neurology Chiropractor · NPI 1134285539

Mark A Spencer, DN is a Neurology Chiropractor in Lemont, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2006
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Practice location Address checks out

15850 New Ave
Lemont, IL 60439-3680 Not confirmed with CMS for 19 years — call before visiting
Phone: (815) 302-2784
Fax: (630) 243-8807
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Chiropractor (primary) Taxonomy 111NN0400X (IL)

Record details

NPI number1134285539
Entity typeIndividual (Type 1)
GenderMale
Credentials DN
Sole proprietorYes
NPI enumeratedDecember 29, 2006
Last updated in NPPESJuly 8, 2007

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