
John Carl Summer Breitner MD
Geriatric Psychiatry, Neuropsychiatry, Pain Medicine
Psychiatrist
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116 N. Bozeman Ave., Unit 406Bozeman, MT 59715
Phone+1 406-224-1236
Fax+1 760-683-3300
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Education & Training
Oregon Health & Science University (OHSU Health)Fellowship, Public Health and General Preventive Medicine, 1977 - 1978
Oregon Health & Science University (OHSU Health)Residency, Public Health and General Preventive Medicine, 1976 - 1977
Oregon Health & Science University (OHSU Health)Residency, Psychiatry, 1974 - 1976
New York Presbyterian Hospital (Cornell Campus)/WestchesterResidency, Psychiatry, 1973 - 1974
Presbyterian Medical Center of the University of Pennsylvania Health SystemInternship, Transitional Year, 1970 - 1971
Certifications & Licensure
OR State Medical License 1974 - Present
MT State Medical License 2014 - 2028
CA State Medical License 2015 - 2027
WA State Medical License 2004 - 2020
MD State Medical License 1977 - 2006
NC State Medical License 1987 - 2000
PA State Medical License 1971 - 1974
American Board of Preventive Medicine General Preventive Medicine
American Board of Psychiatry and Neurology Psychiatry
Clinical Trials
Publications & Presentations
PubMed
- 4 citationsNovel synaptic markers predict early tau pathology and cognitive deficit in an asymptomatic population at risk of Alzheimer's disease.Jiarui Ao, Cynthia Picard, Daniel Auld, Henrik Zetterberg, Ann Brinkmalm
Molecular Psychiatry. 2025-07-01 - 3 citationsAmyloid and Tau Pathology in Cognitively Unimpaired Individuals With a Parental History of Alzheimer Disease: Role of Sex and Parent's Sex.Valentin Ourry, Alfonso Fajardo-Valdez, Jean-Paul Soucy, Judes Poirier, John C S Breitner
Neurology. 2025-05-13 - 331 citationsNeuroinflammation in Alzheimer disease.Michael T Heneka, Wiesje M van der Flier, Frank Jessen, Jeroen Hoozemanns, Dietmar Rudolf Thal
Nature Reviews. Immunology. 2025-05-01
Press Mentions
INTREPAD: A Randomized Trial of Naproxen to Slow Progress of Presymptomatic Alzheimer DiseaseApril 5th, 2020
Anti-Inflammatory Naproxen Fails to Prevent Alzheimer’s Progression, Phase 2 Trial ConfirmsApril 17th, 2019
Anti-Inflammatory Drugs Ineffective at Preventing Alzheimer's, Study FindsApril 7th, 2019
Grant Support
- Prevention Of Alzheimer Dementia And Cognitive DeclineNational Institute On Aging2009–2010
- Prostaglandins &Oxidative Damage In Adapt ParticipantsNational Institute On Aging2003–2007
- Prevention Of Alzheimer Dementia &Cognitive DeclineNational Institute On Aging2002–2006
- Prevention Of Alzheimer Dementia &Cognitive DeclineNational Institute On Aging2000–2001
- Epidemiology Of Dementia In Cache County, UtahNational Institute On Aging1999–2001
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