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

Dr. John Mackenzie Keenan, DC

Individual provider Chiropractor · NPI 1699944744

Dr. John Mackenzie Keenan, DC is a Chiropractor in Watertown, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2008
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

718 Leray St
Watertown, NY 13601-1311
Phone: (315) 788-5433
Fax: (315) 788-5433
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence X005776-1 (NY)

Record details

NPI number1699944744
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedFebruary 22, 2008
Last updated in NPPESFebruary 22, 2008

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