PUBLICATIONS:

1. Britton PC, Tompkins KJ, Hindenberg MM, Freeman T, Bohnert KM, Ilgen MA, Denneson LM. Ambivalence About Receiving an Emergency Dispatch Following Crisis Line Contact: A Needed Yet Imperfect Intervention. Suicide & Life-Threatening Behavior. 2025 Apr 1; 55(2):e70016, DOI: 10.1111/sltb.70016. [view]
2. Britton PC, Bohnert KM, Denneson LM, Ganoczy D, Ilgen MA. Behavioral Health Care Use After Initiation of Emergency Dispatches During Veterans Crisis Line Contacts. Psychiatric services (Washington, D.C.). 2025 May 1; 76(5):502-505, DOI: 10.1176/appi.ps.20240352. [view]
3. Tomlinson DC, Coughlin LN, Bohnert KM, Ilgen MA. Cannabis expectancies and associations with cannabis use and health functioning among adults with chronic pain. Addictive Behaviors. 2025 Jan 1; 160:108166, DOI: 10.1016/j.addbeh.2024.108166. [view]
4. Cousins MM, Mayo C, Devasia T, Dykstra M, Regan S, Miller S, Allen SG, Bryant AK, Morales-Rivera K, Herr DJ, Edwards DM, Takayesu J, Birer S, Egerer N, Evans J, Elliott D, Henderson C, Laucis AM, McFarlane M, Dragovic AF, Shah J, Hayman JA, Coughlin LN, Ilgen M, Jagsi R. Cannabis Use in Patients Seen in an Academic Radiation Oncology Department. Practical radiation oncology. 2022 Nov 30; 13(2):112-121. [view]
5. Mueller-Williams AC, Ilgen MA, Hicks BM. Characteristics of people who report firearm suicidal ideation in the USA. Injury Prevention : Journal of The International Society For Child and Adolescent Injury Prevention. 2024 Dec 6 DOI: 10.1136/ip-2024-045341. [view]
6. Todd Arnedt J, Conroy DA, Stewart H, Yeagley E, Bowyer G, Bohnert KM, Ilgen MA. Cognitive behavioral therapy for insomnia to reduce cannabis use: Results from a pilot randomized controlled trial. Drug and Alcohol Dependence. 2023 May 1; 246:109835. [view]
7. Ilgen MA, Olson-Madden JH, Price A, Brenner LA, King CA, Blow FC. Cognitive behavioral therapy for suicide prevention among Veterans receiving substance use disorder treatment: Results from a randomized trial. Journal of psychiatric research. 2023 Dec 1; 168:344-352. [view]
8. Denneson LM, Tompkins K, Hindenburg MM, Reguinga A, Bohnert KM, Ganoczy DA, Ilgen MA, Britton PC. Collaboration and consent in decisions to initiate emergency dispatches for suicide risk: A national qualitative study. Suicide & Life-Threatening Behavior. 2025 Apr 1; 55(2):e13142, DOI: 10.1111/sltb.13142. [view]
9. Chalker SA, Parrish EM, Martinez Ceren CS, Depp CA, Ilgen MA, Goodman M, Twamley EW, Doran N. Crisis service utilization following completion of a suicide safety plan for Veterans with and without affective and nonaffective psychosis. Journal of psychiatric research. 2022 Oct 1; 154:219-223. [view]
10. Vest N, Sox-Harris A, Ilgen M, Humphreys K, Timko C. Depression, Alcoholics Anonymous Involvement, and Daily Drinking Among Patients with co-occurring Conditions: A Longitudinal Parallel Growth Mixture Model. Alcoholism, clinical and experimental research. 2020 Dec 1; 44(12):2570-2578. [view]
11. Cousins MM, Jannausch M, Jagsi R, Ilgen M. Differences between cancer patients and others who use medicinal Cannabis. PLoS ONE. 2021 Mar 16; 16(3):e0248227. [view]
12. Saulnier KG, King CA, Ilgen MA, Ganoczy D, Jagusch J, Garlick J, Abraham KM, Lapidos A, Kim HM, Vega E, Ahmedani BK, Pfeiffer PN. Do measures of social support and social distress share general factors associated with suicidal ideation and attempts? Suicide & Life-Threatening Behavior. 2024 Dec 1; 54(6):934-948. [view]
13. Ilgen MA, Coughlin LN, Bohnert ASB, Chermack S, Price A, Kim HM, Jannausch M, Blow FC. Efficacy of a Psychosocial Pain Management Intervention for Men and Women With Substance Use Disorders and Chronic Pain: A Randomized Clinical Trial. JAMA psychiatry. 2020 Dec 1; 77(12):1225-1234. [view]
14. Ilgen MA, Price AM, Coughlin LN, Pfeiffer PN, Stewart HJ, Pope E, Britton PC. Encouraging the use of the Veterans Crisis Line among high-risk Veterans: A randomized trial of a Crisis Line Facilitation intervention. Journal of psychiatric research. 2022 Oct 1; 154:159-166. [view]
15. Timko C, Lewis M, Lor MC, Aldaco-Revilla L, Blonigen D, Ilgen M. Hazardous Drinking Interventions Delivered During Medical-Surgical Care: Patient and Provider Views. Journal of Clinical Psychology in Medical Settings. 2024 Mar 1; 31(1):224-235. [view]
16. Lee CA, Bonar EE, Ilgen MA. Impact of social determinants of health and individual characteristics on substance use disorder treatment utilization among emerging adults aged 18-25. Addiction research & theory. 2024 Feb 12; 33(1):65-71, DOI: 10.1080/16066359.2024.2314049. [view]
17. Timko C, Macia K, Lewis M, Lor MC, Blonigen D, Jannausch M, Ilgen M. Medical-surgical patients with untreated hazardous drinking: Randomized controlled trial of the DO-MoST intervention to improve health outcomes over 12-month follow-up. Drug and Alcohol Dependence. 2024 May 1; 258:111259. [view]
18. Coughlin LN, Lin LA, Jannausch M, Ilgen MA, Bonar EE. Methamphetamine use among American Indians and Alaska Natives in the United States. Drug and Alcohol Dependence. 2021 Oct 1; 227:108921. [view]
19. Bornheimer LA, Wang K, Zhang A, Li J, Trim EE, Ilgen M, King CA. National trends in non-fatal suicidal behaviors among adults in the USA from 2009 to 2017. Psychological medicine. 2022 Apr 1; 52(6):1031-1039. [view]
20. Blow FC, Walton M, Ilgen M, Ignacio RV, Walters H, Massey L, Barry KL, McCormick R, Coughlin LN. Peer- and web-based interventions for risky drinking among US National Guard members: Mission Strong randomized controlled trial. Addiction (Abingdon, England). 2023 Jul 1; 118(7):1246-1257. [view]
21. Lin LA, Bohnert ASB, Blow FC, Gordon AJ, Ignacio RV, Kim HM, Ilgen MA. Polysubstance use and association with opioid use disorder treatment in the US Veterans Health Administration. Addiction (Abingdon, England). 2021 Jan 1; 116(1):96-104. [view]
22. Cousins MM, Jannausch ML, Coughlin LN, Jagsi R, Ilgen MA. Prevalence of cannabis use among individuals with a history of cancer in the United States. Cancer. 2021 Sep 15; 127(18):3437-3444. [view]
23. Bergmans RS, Jannausch M, Ilgen MA. Prevalence of suicide ideation, planning and attempts among Supplemental Nutrition Assistance Program participants in the United States. Journal of affective disorders. 2020 Dec 1; 277:99-103. [view]
24. Coughlin LN, Ilgen MA, Jannausch M, Walton MA, Bohnert KM. Progression of cannabis withdrawal symptoms in people using medical cannabis for chronic pain. Addiction (Abingdon, England). 2021 Aug 1; 116(8):2067-2075. [view]
25. Britton PC, Bohnert KM, Denneson LM, Ganoczy D, Ilgen MA. Psychiatric diagnoses, somatic disorders, and emergency dispatches among individuals who used a national suicide crisis line. Journal of psychiatric research. 2024 Jun 1; 174:114-120. [view]
26. Lee CA, Ilgen MA, Coughlin LN. Racial-Ethnic Differences in Lack of Treatment Among Care-Seeking People With Substance Use Disorders. Psychiatric services (Washington, D.C.). 2025 Jan 1; 76(1):93-94, DOI: 10.1176/appi.ps.20240159. [view]
27. Britton PC, Bohnert KM, Denneson LM, Ganoczy D, Ilgen MA. Reasons for contacting a crisis line and the initiation of emergency dispatches. Preventive medicine. 2024 Apr 1; 181:107899. [view]
28. Hurlocker MC, Kirouac M, Gillezeau C, Hijaz D, Moniz-Lewis DIK, Carlon HA, Coleman GC, Ilgen MA, Pearson MR, Vowles KE, Witkiewitz K. Study Protocol for the Healing Opioid Misuse and Pain Through Engagement Trial: Integrated Treatment for Individuals With Co-occurring Chronic Pain and Opioid Use Disorder. Substance use & addiction journal. 2025 Jan 1; 46(1):192-196, DOI: 10.1177/29767342241228126. [view]
29. Vest NA, Rossi FS, Ilgen M, Humphreys K, Timko C. Substance Use, PTSD Symptoms, and Suicidal Ideation Among Veteran Psychiatry Inpatients: A Latent Class Trajectory Analysis. Journal of studies on alcohol and drugs. 2021 Nov 1; 82(6):792-800. [view]
30. Britton PC, Bohnert KM, Denneson LM, Ganoczy D, Ilgen MA. Suicide by Cop following an Emergency Dispatch from the Veterans Crisis Line. American journal of preventive medicine. 2025 Jun 3; 107743, DOI: 10.1016/j.amepre.2025.107743. [view]
31. Van Tiem J, Johnson NL, Ilgen M, Walkner T, Flower M, Steffensmeier K, Finley EP. Suicide risk management in research: a qualitative assessment. Journal of communication in healthcare. 2025 Jul 28; 1-9, DOI: 10.1080/17538068.2025.2531604. [view]
32. Arnedt JT, Cardoni ME, Conroy DA, Graham M, Amin S, Bohnert KM, Krystal AD, Ilgen MA. Telemedicine-delivered cognitive-behavioral therapy for insomnia in alcohol use disorder (AUD): study protocol for a randomized controlled trial. Trials. 2022 Jan 20; 23(1):59. [view]
33. Krauss A, McCloskey MS, Kurz AS, Ilgen MA, Creech SK, Goodman M. The association between aggression and suicidal behaviors in veterans at risk for suicide. Journal of psychiatric research. 2025 Sep 1; 189:71-75, DOI: 10.1016/j.jpsychires.2025.06.001. [view]
34. Mulhauser K, Hampstead BM, Coughlin LN, Ilgen MA. The association between cannabis use and subjective memory complaints in older adults in the United States. Journal of the International Neuropsychological Society : JINS. 2023 Nov 1; 29(9):870-877. [view]
35. Ilgen M, Blow F, Piette JD, Goldstick J, Lewis M, Priest W, Matharu H, Bourgoise M, Young C, Ashe D, Price A, Lin LA. The psychosocial pain management to improve opioid use disorder treatment outcomes study: Protocol for a randomized controlled trial. Contemporary clinical trials. 2025 Sep 17; 158:108081, DOI: 10.1016/j.cct.2025.108081. [view]
36. Lee CA, Tomlinson DC, Bohnert KM, Bonar EE, Coughlin LN, Ilgen MA. Working under the influence of cannabis amongst medical cannabis patients with chronic pain. The American journal on addictions. 2025 Mar 14 DOI: 10.1111/ajad.70028. [view]

1. Montgomery L, Friedmann P, Abraham A, Evans E, Glass J, Ilgen M. Editorial: Health equity in substance use disorder treatment. [Editorial]. Journal of substance abuse treatment. 2020 Nov 1; 118:108101. [view]