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

Dr. David L Johnston, DO

Individual provider General Practice Physician · NPI 1245212471

Dr. David L Johnston, DO is a General Practice Physician in Ridgefield, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

158 Danbury Rd Ste 6
Ridgefield, CT 06877-3227
Phone: (203) 438-9915
Fax: (203) 431-4410
Show map & directions

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

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence 000523 (CT)

Record details

NPI number1245212471
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedNovember 15, 2005
Last updated in NPPESSeptember 6, 2012

Other providers in Ridgefield