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

Dr. Geoffrey Walter Knowles, DC

Individual provider Chiropractor · NPI 1811091242

Dr. Geoffrey Walter Knowles, DC is a Chiropractor in Bass Harbor, Maine. Practices as a sole proprietor. Licensed in Maine.

Licensed in
ME
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

See every abbreviation used in this directory →

Practice location Address checks out

205 Tremont Rd
Bass Harbor, ME 04653-0397
Phone: (207) 244-5870
Fax: (207) 244-0096
Show map & directions

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

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence CR587 (ME)

Record details

NPI number1811091242
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedSeptember 7, 2006
Last updated in NPPESJuly 8, 2007