John Johnstone, DO
Family Medicine Physician · Brunswick, ME
John Johnstone, DO is a family medicine physician with a practice address in Brunswick, Maine, and NPI 1154377034, issued on May 25, 2006. Check the license (Maine 1756, as entered in NPPES) on the Maine Board of Licensure in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Johnstone
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 1756 ME
Self-reported in NPPES; status is on the state search - Practice location
- 6 Farley RD, Brunswick, ME 04011
- Phone
- (207) 798-4409
- Enumerated
- May 25, 2006
- Record last updated
- Jun 15, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (207) 798-4455
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,172 in Maine → Look up another NPI →
Also registered at 6 Farley RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kerri Arsenault, PAPhysician Assistant1649210576
- Eric Lindsley, MDFamily Medicine Physician1932153426
- Jessica Loney, RN, MSNCommunity Health Registered Nurse1558899393
- Linda Macdougall, FMHNPPsychiatric/Mental Health Nurse Practitioner1841255445
- Alain Montegut, MDFamily Medicine Physician1760414676
- Deborah Patten, MDPediatrics Physician1073560934
Verify John Johnstone in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license 1756Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Johnstone among 1,172 family medicine physician records in Maine
John Johnstone, DO is one of 1,172 family medicine physician records with a practice address in Maine. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 52% newer
- In a Medicare fileNo · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2012 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
40 family medicine physician records list a practice address in Brunswick
They are 40 of the 981 NPPES records with a practice address in Brunswick, and 1,172 family medicine physician records in Maine. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,172 in Maine → Every provider in Brunswick → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Michael Bergeron, MDBrunswick, ME 040111225067663
- Suzanne Carr, MDBrunswick, ME 040111679513402
- Sarah Davis, M.D.Brunswick, ME 040111003891177
- Cynthia Dechenes, M.D.Brunswick, ME 040111073502803
- Jennifer Hine, MDBrunswick, ME 040111922031657
- Steven Keefe, DOBrunswick, ME 040111427034677
- Ellen Lee, MDBrunswick, ME 040111679545446
- Eric Lindsley, MDBrunswick, ME 040111932153426
Common questions
What is John Johnstone, DO's NPI number?
John Johnstone, DO's National Provider Identifier (NPI) is 1154377034, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Johnstone, DO located?
The NPPES record lists a practice address at 6 Farley RD, Brunswick, ME, 04011. Phone: (207) 798-4409. Providers update this record themselves, so call before visiting.
How can I verify John Johnstone, DO's license?
NPPES lists Maine license number 1756, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.