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Juan Carlos Montoy, MD, PhD

Title(s)Associate Professor, Emergency Medicine
SchoolSchool of Medicine
Address2540 23rd Street, #5303
San Francisco CA 94110
PronounsHe/Him/His
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    Collapse Biography 
    Collapse education and training
    HarvardAB2000Biochemical sciences
    UC BerkeleyPhD2012Economics
    StanfordMD2012Medicine
    UCSFResidency2016Emergency Medicine
    UCSFFellowship2017Research

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.
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    Altmetrics Details PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. Trends in first-time psychedelic and other hallucinogen use in the United States: Results from the National Survey on Drug Use and Health. Drug Alcohol Depend. 2026 May 01; 282:113059. Montoy JCC, Wang RC, Coker AR, Anderson BT. PMID: 41795251.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    2. Measuring Racial and Ethnic Identity in Health Care. Ann Emerg Med. 2026 Feb; 87(2):251-252. Montoy JC. PMID: 41251652.
      View in: PubMed   Mentions:    Fields:    
    3. Validation of the naloxone cardiac arrest decision instrument for identifying opioid-associated cardiac arrests. Resuscitation. 2025 12; 217:110851. Dillon DG, Allan KS, Montoy JCC, Visanji M, Rodriguez RM, Lin S, Wang RC. PMID: 41062055; PMCID: PMC12716235.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    4. US Poison Center Encounters for Psilocybin-Related Exposures: 2013-2022. J Am Coll Emerg Physicians Open. 2025 Oct; 6(5):100231. Montoy JCC, Wang RC, Coker AR, Smollin CG, Anderson BT. PMID: 40927687; PMCID: PMC12414881.
      View in: PubMed   Mentions:
    5. Latent Classes of Lifetime Use of Seven Hallucinogens in the United States. J Psychoactive Drugs. 2025 Aug 04; 1-7. Meacham MC, Mian MN, Wang RC, Coker AR, Anderson BT, Montoy JCC. PMID: 40760833.
      View in: PubMed   Mentions:    Fields:    
    6. Variability in Long COVID Definitions and Validation of Published Prevalence Rates. JAMA Netw Open. 2025 Aug 01; 8(8):e2526506. Wisk LE, L'Hommedieu M, Diaz Roldan K, Ebna Mannan I, Spatz ES, Weinstein RA, Venkatesh AK, Gottlieb M, Huebinger R, Rising KL, Montoy JCC, Stephens KA, Rodriguez RM, Hill MJ, O'Laughlin KN, Gentile NL, Idris AH, Li SX, Santangelo M, Kean ER, McDonald SA, Gatling K, Elmore JG, INSPIRE Group. PMID: 40794409; PMCID: PMC12344537.
      View in: PubMed   Mentions: 4     Fields:    Translation:HumansCells
    7. Work Impairment and Financial Outcomes Among Adults With vs Without Long COVID. JAMA Netw Open. 2025 Aug 01; 8(8):e2526310. Gottlieb M, Chen J, Yu H, Santangelo M, Spatz ES, Gentile NL, Geyer RE, Malicki C, Gatling K, O'Laughlin KN, Stephens KA, Elmore JG, Wisk LE, L'Hommedieu M, Rodriguez R, Montoy JCC, Wang RC, Rising KL, Kean E, Dyal JW, Hill MJ, Venkatesh AK, Weinstein RA, INSPIRE Group. PMID: 40794410; PMCID: PMC12344534.
      View in: PubMed   Mentions: 2     Fields:    Translation:HumansCells
    8. Inter-Rater Reliability and Acceptability of a Clinical Prediction Rule for Opioid-Associated Out-of-Hospital Cardiac Arrest. Prehosp Emerg Care. 2026; 30(3):427-431. Dillon DG, Kellison C, Montoy JCC, Sokol J, Wang RC, Rodriguez RM. PMID: 40637370; PMCID: PMC12252226.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    9. Association of SARS-CoV-2 With Health-related Quality of Life 1 Year After Illness Using Latent Transition Analysis. Open Forum Infect Dis. 2025 Jun; 12(6):ofaf278. Wisk LE, Gottlieb M, Chen P, Yu H, O'Laughlin KN, Stephens KA, Nichol G, Montoy JCC, Rodriguez RM, Santangelo M, Gatling K, Spatz ES, Venkatesh AK, Rising KL, Hill MJ, Huebinger R, Idris AH, Willis M, Kean E, McDonald SA, Elmore JG, Weinstein RA. PMID: 40496983; PMCID: PMC12150399.
      View in: PubMed   Mentions: 4  
    10. The California Resuscitation Outcomes Consortium (CAL-ROC): A novel collaboration to facilitate the implementation of randomized clinical trials in the prehospital setting. Resusc Plus. 2025 Jul; 24:100992. Tolles J, Toy J, Bosson N, Dillon DG, Donofrio-Odmann JJ, Menegazzi JJ, Montoy JCC, VanBuren JM, Gausche-Hill M. PMID: 40546306; PMCID: PMC12179741.
      View in: PubMed   Mentions:
    11. Availability and use of institutional support programs for emergency department healthcare personnel during the COVID-19 pandemic. PLoS One. 2024; 19(4):e0298807. Hoth KF, Ten Eyck P, Harland KK, Krishnadasan A, Rodriguez RM, Montoy JCC, Wendt LH, Mower W, Wallace K, Santibañez S, Talan DA, Mohr NM, Project COVERED Emergency Department Network. PMID: 38626053; PMCID: PMC11020772.
      View in: PubMed   Mentions:    Fields:    Translation:HumansPHPublic Health
    12. Coronavirus Disease 2019 Infections Among Emergency Health Care Personnel: Impact on Delivery of United States Emergency Medical Care, 2020. Ann Emerg Med. 2024 Jul; 84(1):40-48. Weber KD, Mower W, Krishnadasan A, Mohr NM, Montoy JC, Rodriguez RM, Giordano PA, Eyck PT, Harland KK, Wallace K, McDonald LC, Kutty PK, Hesse EM, Talan DA, Project COVERED Emergency Department Network. PMID: 38493375; PMCID: PMC11193658.
      View in: PubMed   Mentions:    Fields:    Translation:HumansCellsPHPublic Health
    13. Trends in presumed drug overdose out-of-hospital cardiac arrests in San Francisco, 2015-2023. Resuscitation. 2024 05; 198:110159. Wang RC, Montoy JCC, Rodriguez RM, Menegazzi JJ, Lacocque J, Dillon DG. PMID: 38458415; PMCID: PMC11195448.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    14. National community disparities in prehospital penetrating trauma adjusted for income, 2020-2021. Am J Emerg Med. 2024 03; 77:183-186. Huebinger R, Ketterer AR, Hill MJ, Mann NC, Wang RC, Montoy JCC, Osborn L, Ugalde IT. PMID: 38163413.
      View in: PubMed   Mentions: 1     Fields:    Translation:HumansPHPublic Health
    15. Letter to the Editor: Vasopressors and Rearrest. Prehosp Emerg Care. 2024; 28(3):459-460. Menegazzi JJ, Bosson N, Gausche-Hill M, Montoy JCC, Dillon DJG, Donofrio-Ödmann JJ, Salcido DD. PMID: 37797213.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    16. Prevalence of Symptoms ≤12 Months After Acute Illness, by COVID-19 Testing Status Among Adults - United States, December 2020-March 2023. MMWR Morb Mortal Wkly Rep. 2023 Aug 11; 72(32):859-865. Montoy JCC, Ford J, Yu H, Gottlieb M, Morse D, Santangelo M, O'Laughlin KN, Schaeffer K, Logan P, Rising K, Hill MJ, Wisk LE, Salah W, Idris AH, Huebinger RM, Spatz ES, Rodriguez RM, Klabbers RE, Gatling K, Wang RC, Elmore JG, McDonald SA, Stephens KA, Weinstein RA, Venkatesh AK, Saydah S, Innovative Support for Patients with SARS-CoV-2 Infections Registry (INSPIRE) Group. PMID: 37561663; PMCID: PMC10415002.
      View in: PubMed   Mentions: 28     Fields:    Translation:HumansCells
    17. Efficacy of emergency department calcium administration in cardiac arrest: A 9-year retrospective evaluation. Resuscitation. 2023 10; 191:109933. Dillon DG, Wang RC, Shetty P, Douchee J, Rodriguez RM, Montoy JCC. PMID: 37562663; PMCID: PMC10529187.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    18. Accuracy of physician gestalt in prediction of significant abdominal and pelvic injury in adult blunt trauma patients. Acad Emerg Med. 2023 Oct; 30(10):1039-1046. Rodriguez NM, Mower WR, Raja AS, Gupta M, Montoy JC, Parry B, Chan V, Wong AHK, Wilcox J, Quiñones A, Rodriguez RM. PMID: 37363986.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    19. Severe Fatigue and Persistent Symptoms at 3 Months Following Severe Acute Respiratory Syndrome Coronavirus 2 Infections During the Pre-Delta, Delta, and Omicron Time Periods: A Multicenter Prospective Cohort Study. Clin Infect Dis. 2023 06 08; 76(11):1930-1941. Gottlieb M, Wang RC, Yu H, Spatz ES, Montoy JCC, Rodriguez RM, Chang AM, Elmore JG, Hannikainen PA, Hill M, Huebinger RM, Idris AH, Lin Z, Koo K, McDonald S, O'Laughlin KN, Plumb ID, Santangelo M, Saydah S, Willis M, Wisk LE, Venkatesh A, Stephens KA, Weinstein RA, Innovative Support for Patients with SARS-CoV-2 Infections Registry (INSPIRE) Group. PMID: 36705268; PMCID: PMC10249989.
      View in: PubMed   Mentions: 58     Fields:    Translation:HumansCells
    20. Long COVID Clinical Phenotypes up to 6 Months After Infection Identified by Latent Class Analysis of Self-Reported Symptoms. Open Forum Infect Dis. 2023 Jul; 10(7):ofad277. Gottlieb M, Spatz ES, Yu H, Wisk LE, Elmore JG, Gentile NL, Hill M, Huebinger RM, Idris AH, Kean ER, Koo K, Li SX, McDonald S, Montoy JCC, Nichol G, O'Laughlin KN, Plumb ID, Rising KL, Santangelo M, Saydah S, Wang RC, Venkatesh A, Stephens KA, Weinstein RA, INSPIRE Group . PMID: 37426952; PMCID: PMC10327879.
      View in: PubMed   Mentions: 21  
    21. Association Between SARS-CoV-2 Variants and Frequency of Acute Symptoms: Analysis of a Multi-institutional Prospective Cohort Study-December 20, 2020-June 20, 2022. Open Forum Infect Dis. 2023 Jul; 10(7):ofad275. Wang RC, Gottlieb M, Montoy JCC, Rodriguez RM, Yu H, Spatz ES, Chandler CW, Elmore JG, Hannikainen PA, Chang AM, Hill M, Huebinger RM, Idris AH, Koo K, Li SX, McDonald S, Nichol G, O'Laughlin KN, Plumb ID, Santangelo M, Saydah S, Stephens KA, Venkatesh AK, Weinstein RA, Innovative Support for Patients with SARS-CoV-2 Infections Registry (INSPIRE) Group . PMID: 37426947; PMCID: PMC10327880.
      View in: PubMed   Mentions: 13  
    22. Association of Initial SARS-CoV-2 Test Positivity With Patient-Reported Well-being 3 Months After a Symptomatic Illness. JAMA Netw Open. 2022 12 01; 5(12):e2244486. Wisk LE, Gottlieb MA, Spatz ES, Yu H, Wang RC, Slovis BH, Saydah S, Plumb ID, O'Laughlin KN, Montoy JCC, McDonald SA, Lin Z, Lin JS, Koo K, Idris AH, Huebinger RM, Hill MJ, Gentile NL, Chang AM, Anderson J, Hota B, Venkatesh AK, Weinstein RA, Elmore JG, Nichol G, INSPIRE Group. PMID: 36454572; PMCID: PMC9716377.
      View in: PubMed   Mentions: 27     Fields:    Translation:HumansCells
    23. Implementation of a Leave-behind Naloxone Program in San Francisco: A One-year Experience. West J Emerg Med. 2022 Oct 31; 23(6):952-957. LeSaint KT, Montoy JCC, Silverman EC, Raven MC, Schow SL, Coffin PO, Brown JF, Mercer MP. PMID: 36409939; PMCID: PMC9683755.
      View in: PubMed   Mentions: 11     Fields:    Translation:Humans
    24. Extended-Release Naltrexone and Case Management for Treatment of Alcohol Use Disorder in the Emergency Department. Ann Emerg Med. 2023 04; 81(4):440-449. Murphy CE, Coralic Z, Wang RC, Montoy JCC, Ramirez B, Raven MC. PMID: 36328851.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    25. Analysis of Emergency Department Encounters Among High Users of Health Care and Social Service Systems Before and During the COVID-19 Pandemic. JAMA Netw Open. 2022 10 03; 5(10):e2239076. Molina M, Evans J, Montoy JC, Cawley C, Graham-Squire D, Perez K, Raven M, Kanzaria HK. PMID: 36306131; PMCID: PMC9617170.
      View in: PubMed   Mentions: 10     Fields:    Translation:HumansPHPublic Health
    26. Emergency department personnel patient care-related COVID-19 risk. PLoS One. 2022; 17(7):e0271597. Mohr NM, Krishnadasan A, Harland KK, Ten Eyck P, Mower WR, Schrading WA, Montoy JCC, McDonald LC, Kutty PK, Hesse E, Santibanez S, Weissman DN, Slev P, Talan DA, Project COVERED Emergency Department Network. PMID: 35867681; PMCID: PMC9307202.
      View in: PubMed   Mentions: 4     Fields:    Translation:HumansCells
    27. Trends in Inequities in the Treatment of and Outcomes for Women and Minorities with Myocardial Infarction. Ann Emerg Med. 2022 08; 80(2):108-117. Montoy JCC, Shen YC, Hsia RY. PMID: 35750557.
      View in: PubMed   Mentions: 8     Fields:    Translation:Humans
    28. Identification and Treatment of Opioid-Associated Out-of-Hospital Cardiac Arrest in Emergency Medical Service Protocols. JAMA Netw Open. 2022 05 02; 5(5):e2214351. Dillon DG, Porto GD, Eswaran V, Shay C, Montoy JCC. PMID: 35622369; PMCID: PMC9142866.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    29. Centralized Ambulance Destination Determination: A Retrospective Data Analysis to Determine Impact on EMS System Distribution, Surge Events, and Diversion Status. West J Emerg Med. 2021 Oct 26; 22(6):1311-1316. Bains G, Breyre A, Seymour R, Montoy JC, Brown J, Mercer M, Colwell C. PMID: 34787556; PMCID: PMC8597692.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    30. Emergency medicine services providers' attitudes toward naloxone distribution and training programs. Am J Emerg Med. 2022 Jan; 51:76-78. Montoy JCC, Mercer MP, Silverman EC, Raven MC, LeSaint KT. PMID: 34688204.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    31. Association of STEMI regionalization of care with de facto NSTEMI regionalization. Am Heart J. 2021 12; 242:1-5. Montoy JCC, Shen YC, Krumholz HM, Hsia RY. PMID: 34274313; PMCID: PMC8568654.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    32. Effect of extended-release naltrexone on alcohol consumption: a systematic review and meta-analysis. Addiction. 2022 02; 117(2):271-281. Murphy CE, Wang RC, Montoy JC, Whittaker E, Raven M. PMID: 34033183.
      View in: PubMed   Mentions: 19     Fields:    Translation:Humans
    33. Symptoms of Anxiety, Burnout, and PTSD and the Mitigation Effect of Serologic Testing in Emergency Department Personnel During the COVID-19 Pandemic. Ann Emerg Med. 2021 07; 78(1):35-43.e2. Rodriguez RM, Montoy JCC, Hoth KF, Talan DA, Harland KK, Eyck PT, Mower W, Krishnadasan A, Santibanez S, Mohr N, Project COVERED Emergency Department Network. PMID: 33846014; PMCID: PMC7862892.
      View in: PubMed   Mentions: 30     Fields:    Translation:HumansCellsPHPublic Health
    34. Efficacy of topical capsaicin for the treatment of cannabinoid hyperemesis syndrome: A retrospective cohort study. Am J Emerg Med. 2021 05; 43:142-148. Yusuf HM, Geier C, Staidle A, Montoy JCC. PMID: 33561623.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    35. Impact of ST-Segment-Elevation Myocardial Infarction Regionalization Programs on the Treatment and Outcomes of Patients Diagnosed With Non-ST-Segment-Elevation Myocardial Infarction. J Am Heart Assoc. 2021 02 02; 10(3):e016932. Montoy JCC, Shen YC, Brindis RG, Krumholz HM, Hsia RY. PMID: 33470136; PMCID: PMC7955417.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    36. NAloxone CARdiac Arrest Decision Instruments (NACARDI) for targeted antidotal therapy in occult opioid overdose precipitated cardiac arrest. Resuscitation. 2021 02; 159:69-76. Rodriguez RM, Tseng ZH, Montoy JCC, Repplinger D, Moffatt E, Addo N, Wang RC. PMID: 33359417; PMCID: PMC12116221.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    37. Clinical Evaluation of a COVID-19 Antibody Lateral Flow Assay using Point of Care Samples. medRxiv. 2020 Dec 04. Lee W, Straube S, Sincic R, Noble JA, Montoy JC, Kornblith AE, Prakash A, Wang R, Bainton RJ, Kurien PA. PMID: 33300003; PMCID: PMC7724668.
      View in: PubMed   Mentions:
    38. Occult Overdose Masquerading as Sudden Cardiac Death: From the POstmortem Systematic InvesTigation of Sudden Cardiac Death Study. Ann Intern Med. 2020 12 01; 173(11):941-944. Rodriguez RM, Montoy JCC, Repplinger D, Dave S, Moffatt E, Tseng ZH. PMID: 32777183.
      View in: PubMed   Mentions: 15     Fields:    Translation:Humans
    39. A Review of Journal Impact Metrics and Characteristics to Assist Emergency Medicine Investigators with Manuscript Submission Decisions. West J Emerg Med. 2020 Jul 02; 21(4):877-882. Rodriguez RM, Chan V, Wong AHK, Montoy JCC. PMID: 32726259; PMCID: PMC7390583.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    40. Association of Default Electronic Medical Record Settings With Health Care Professional Patterns of Opioid Prescribing in Emergency Departments: A Randomized Quality Improvement Study. JAMA Intern Med. 2020 04 01; 180(4):487-493. Montoy JCC, Coralic Z, Herring AA, Clattenburg EJ, Raven MC. PMID: 31961377; PMCID: PMC6990860.
      View in: PubMed   Mentions: 29     Fields:    Translation:Humans
    41. Incentives Versus Defaults: Cost-Effectiveness of Behavioral Approaches for HIV Screening. AIDS Behav. 2020 Feb; 24(2):379-386. Wagner Z, Montoy JCC, Drabo EF, Dow WH. PMID: 30953306.
      View in: PubMed   Mentions: 9     Fields:    Translation:HumansPHPublic Health
    42. Predicting Emergency Department "Bouncebacks": A Retrospective Cohort Analysis. West J Emerg Med. 2019 Oct 16; 20(6):865-874. Montoy JCC, Tamayo-Sarver J, Miller GA, Baer AE, Peabody CR. PMID: 31738713; PMCID: PMC6860392.
      View in: PubMed   Mentions: 10     Fields:    Translation:Humans
    43. Past Frequent Emergency Department Use Predicts Mortality. Health Aff (Millwood). 2019 01; 38(1):155-158. Niedzwiecki MJ, Kanzaria HK, Montoy JC, Hsia RY, Raven MC. PMID: 30615529.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    44. Cash incentives versus defaults for HIV testing: A randomized clinical trial. PLoS One. 2018; 13(7):e0199833. Montoy JCC, Dow WH, Kaplan BC. PMID: 29979742; PMCID: PMC6034801.
      View in: PubMed   Mentions: 17     Fields:    Translation:HumansCellsPHPublic Health
    45. Persistent Frequent Emergency Department Use: Core Group Exhibits Extreme Levels Of Use For More Than A Decade. Health Aff (Millwood). 2017 10 01; 36(10):1720-1728. Kanzaria HK, Niedzwiecki MJ, Montoy JC, Raven MC, Hsia RY. PMID: 28971916.
      View in: PubMed   Mentions: 17     Fields:    Translation:Humans
    46. Patient choice in opt-in, active choice, and opt-out HIV screening: randomized clinical trial. BMJ. 2016 Jan 19; 532:h6895. Montoy JC, Dow WH, Kaplan BC. PMID: 26786744; PMCID: PMC4718971.
      View in: PubMed   Mentions: 64     Fields:    Translation:HumansPHPublic Health
    47. Characteristics of U.S. emergency departments that offer routine human immunodeficiency virus screening. Acad Emerg Med. 2012 Aug; 19(8):894-900. Berg LJ, Delgado MK, Ginde AA, Montoy JC, Bendavid E, Camargo CA. PMID: 22849642.
      View in: PubMed   Mentions: 16     Fields:    Translation:HumansCellsPHPublic Health
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