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

Dr. John Johnstone, DO

Individual provider Family Medicine Physician · NPI 1154377034

Dr. John Johnstone, DO is a Family Medicine Physician in Brunswick, Maine. Licensed in Maine. Registered with an NPI since 2006.

Licensed in
ME
In the registry since
2006
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

6 Farley Rd
Brunswick, ME 04011-2642
Phone: (207) 798-4409
Fax: (207) 798-4455
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 1756 (ME)

Record details

NPI number1154377034
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 25, 2006
Last updated in NPPESJune 15, 2012
Mailing addressPo Box 9746, Portland, ME 04104-5040

Other providers in Brunswick