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Bharath Chakravarthy

Title(s)Associate Clinical Professor, Emergency Medicine
Phone(714) 456-6986
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    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.
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    1. Bruckner TA, Singh P, Yoon J, Chakravarthy B, Snowden LR. African American/white disparities in psychiatric emergencies among youth following rapid expansion of Federally Qualified Health Centers. Health Serv Res. 2020 Feb; 55(1):26-34. PMID: 31709539.
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    2. Bruckner TA, Singh P, Snowden LR, Yoon J, Chakravarthy B. Rapid Growth of Mental Health Services at Community Health Centers. Adm Policy Ment Health. 2019 Sep; 46(5):670-677. PMID: 31273479.
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    3. Singh P, Chakravarthy B, Yoon J, Snowden L, Bruckner TA. Psychiatric-related Revisits to the Emergency Department Following Rapid Expansion of Community Mental Health Services. Acad Emerg Med. 2019 Dec; 26(12):1336-1345. PMID: 31162887.
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    4. Bruckner TA, Singh P, Chakravarthy B, Snowden L, Yoon J. Psychiatric Emergency Department Visits After Regional Expansion of Community Health Centers. Psychiatr Serv. 2019 Oct 01; 70(10):901-906. PMID: 31242829.
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    5. Shreve L, Kaur A, Vo C, Wu J, Cassidy JM, Nguyen A, Zhou RJ, Tran TB, Yang DZ, Medizade AI, Chakravarthy B, Hoonpongsimanont W, Barton E, Yu W, Srinivasan R, Cramer SC. Electroencephalography Measures are Useful for Identifying Large Acute Ischemic Stroke in the Emergency Department. J Stroke Cerebrovasc Dis. 2019 Aug; 28(8):2280-2286. PMID: 31174955.
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    6. Young SD, Wang W, Chakravarthy B. Crowdsourced Traffic Data as an Emerging Tool to Monitor Car Crashes. JAMA Surg. 2019 May 22. PMID: 31116356.
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    7. McCoy CE, Alrabah R, Weichmann W, Langdorf MI, Ricks C, Chakravarthy B, Anderson C, Lotfipour S. Feasibility of Telesimulation and Google Glass for Mass Casualty Triage Education and Training. West J Emerg Med. 2019 May; 20(3):512-519. PMID: 31123554.
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    8. McCoy CE, Rahman A, Rendon JC, Anderson CL, Langdorf MI, Lotfipour S, Chakravarthy B. Randomized Controlled Trial of Simulation vs. Standard Training for Teaching Medical Students High-quality Cardiopulmonary Resuscitation. West J Emerg Med. 2019 Jan; 20(1):15-22. PMID: 30643596.
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    9. Boysen-Osborn M, Wray A, Hoonpongsimanont W, Chakravarthy B, Suchard JR, Wiechmann W, Toohey S. A Multiple-Mini Interview (MMI) for Emergency Medicine Residency Admissions: A Brief Report and Qualitative Analysis. J Adv Med Educ Prof. 2018 Oct; 6(4):176-180. PMID: 30349829.
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    10. Brinley A, Chakravarthy B, Kiester D, Hoonpongsimanont W, McCoy CE, Lotfipour S. Compartment Syndrome with Rhabdomyolysis in a Marathon Runner. Clin Pract Cases Emerg Med. 2018 Aug; 2(3):197-199. PMID: 30083631.
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    11. Sahota PK, Shastry S, Mukamel DB, Murphy L, Yang N, Lotfipour S, Chakravarthy B. Screening emergency department patients for opioid drug use: A qualitative systematic review. Addict Behav. 2018 10; 85:139-146. PMID: 29909354.
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    12. Marshall JR, Gassner SF, Anderson CL, Cooper RJ, Lotfipour S, Chakravarthy B. Socioeconomic and geographical disparities in prescription and illicit opioid-related overdose deaths in Orange County, California, from 2010-2014. Subst Abus. 2019; 40(1):80-86. PMID: 29465301.
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    13. Barbour K, McQuade M, Somasundaram S, Chakravarthy B. Emergency physician resistance to a take-home naloxone program led by community harm reductionists. Am J Emerg Med. 2018 11; 36(11):2110-2112. PMID: 29588147.
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    14. Lotfipour S, Jason M, Liu VJ, Helmy M, Hoonpongsimanont W, McCoy CE, Chakravarthy B. Latest Considerations in Diagnosis and Treatment of Appendicitis During Pregnancy. Clin Pract Cases Emerg Med. 2018 May; 2(2):112-115. PMID: 29849258.
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    15. Andrusaitis J, Helmy M, McCoy CE, Hoonpongsimanont W, Chakravarthy B, Lotfipour S. Submassive Central Saddle and Extensive Bilateral Pulmonary Embolism Presenting as Syncope Treated with Catheter-directed Therapy. Clin Pract Cases Emerg Med. 2018 Feb; 2(1):7-11. PMID: 29849268.
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    16. Chakravarthy B, Somasundaram S, Mogi J, Burns R, Hoonpongsimanont W, Wiechmann W, Lotfipour S. Randomized pilot trial measuring knowledge acquisition of opioid education in emergency department patients using a novel media platform. Subst Abus. 2018 01 02; 39(1):27-31. PMID: 28873050.
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    17. Hoonpongsimanont W, Sahota PK, Ng NN, Farooqui MJ, Chakravarthy B, Patel B, Lotfipour S. Research Associates Program: Expanding clinical research productivity with undergraduate students. SAGE Open Med. 2017; 5:2050312117730245. PMID: 28932396.
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    18. Chakravarthy B, Yang A, Ogbu U, Kim C, Iqbal A, Haight J, Anderson C, DiMassa G, Bruckner T, Bhargava R, Schreiber M, Lotfipour S. Determinants of Pediatric Psychiatry Length of Stay in 2 Urban Emergency Departments. Pediatr Emerg Care. 2017 Sep; 33(9):613-619. PMID: 26417958.
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    19. Kim K, Chakravarthy B, Anderson C, Liao S. To Intubate or Not to Intubate: Emergency Medicine Physicians' Perspective on Intubating Critically Ill, Terminal Cancer Patients. J Pain Symptom Manage. 2017 11; 54(5):654-660.e1. PMID: 28754440.
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    20. Marshall JR, Katzer R, Lotfipour S, Chakravarthy B, Shastry S, Andrusaitis J, Anderson CL, Barton ED. Use of Physician-in-Triage Model in the Management of Abdominal Pain in an Emergency Department Observation Unit. West J Emerg Med. 2017 Feb; 18(2):181-188. PMID: 28210350.
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    21. Imani G, Barrios C, Anderson CL, Hosseini Farahabadi M, Banimahd F, Chakravarthy B, Hoonpongsimanont W, McCoy CE, Mercado G, Farivar B, Pham JK, Lotfipour S. Computerized alcohol screening identified more at-risk drinkers in a level 2 than a level 1 trauma center. BMC Public Health. 2017 01 06; 17(1):32. PMID: 28056919.
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    22. Yanuck J, Hicks B, Anderson C, Billimek J, Lotfipour S, Chakravarthy B. The Affordable Care Act: Disparities in emergency department use for mental health diagnoses in young adults. World J Emerg Med. 2017; 8(3):206-213. PMID: 28680518.
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    23. Hoonpongsimanont W, Kulkarni M, Tomas-Domingo P, Anderson C, McCormack D, Tu K, Chakravarthy B, Lotfipour S. Text messaging versus email for emergency medicine residents' knowledge retention: a pilot comparison in the United States. J Educ Eval Health Prof. 2016; 13:36. PMID: 27780350.
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    24. Banimahd F, Loo T, Amin M, Ahadiat OR, Chakravarthy B, Lotfipour S. A Rare but Important Clinical Presentation of Induced Methemoglobinemia. West J Emerg Med. 2016 Sep; 17(5):627-9. PMID: 27625731.
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    25. Marshall JR, Lotfipour S, Chakravarthy B. Growing Trend of Alternative Tobacco Use Among the Nation's Youth: A New Generation of Addicts. West J Emerg Med. 2016 Mar; 17(2):139-42. PMID: 26973738.
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    26. Menchine M, Zhou M, Lotfipour S, Chakravarthy B. Moving Beyond Screening: How Emergency Departments Can Help Extinguish the HIV/AIDS Epidemic. West J Emerg Med. 2016 Mar; 17(2):135-8. PMID: 26973737.
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    27. Bruckner TA, Kim Y, Lubens P, Singh A, Snowden L, Chakravarthy B. Emergency Mental Health Services for Children After the Terrorist Attacks of September 11, 2001. Adm Policy Ment Health. 2016 Jan; 43(1):44-51. PMID: 25573077.
      View in: PubMed
    28. Kahn CA, Cisneros V, Lotfipour S, Imani G, Chakravarthy B. Distracted Driving, A Major Preventable Cause of Motor Vehicle Collisions: "Just Hang Up and Drive". West J Emerg Med. 2015 Dec; 16(7):1033-6. PMID: 26759649.
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    29. Hoonpongsimanont W, Nguyen K, Deng W, Nasir D, Chakravarthy B, Lotfipour S. Effectiveness of a 40-minute Ophthalmologic Examination Teaching Session on Medical Student Learning. West J Emerg Med. 2015 Sep; 16(5):721-6. PMID: 26587097.
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    30. Lotfipour S, Cisneros V, Ogbu UC, McCoy CE, Barrios C, Anderson CL, Hoonpongsimanont W, Alix K, Chakravarthy B. A retrospective analysis of ethnic and gender differences in alcohol consumption among emergency department patients: a cross-sectional study. BMC Emerg Med. 2015 Sep 29; 15:24. PMID: 26419652.
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    31. Lozano K, Ogbu UC, Amin A, Chakravarthy B, Anderson CL, Lotfipour S. Patient Motivators for Emergency Department Utilization: A Pilot Cross-Sectional Survey of Uninsured Admitted Patients at a University Teaching Hospital. J Emerg Med. 2015 Aug; 49(2):203-10.e3. PMID: 26066991.
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    32. Chakravarthy B, Posadas E, Ibrahim D, McArthur K, Osborn M, Hoonpongsimanont W, Wong A, Lotfipour S. Increasing off-service resident productivity while on their emergency department rotation using shift cards. J Emerg Med. 2015 Apr; 48(4):499-505. PMID: 25618835.
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    33. Ogbu UC, Lotfipour S, Chakravarthy B. Polysubstance abuse: alcohol, opioids and benzodiazepines require coordinated engagement by society, patients, and physicians. West J Emerg Med. 2015 Jan; 16(1):76-9. PMID: 25671013.
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    34. McCoy CE, Lotfipour S, Chakravarthy B, Schultz C, Barton E. Emergency medical services public health implications and interim guidance for the Ebola virus in the United States. West J Emerg Med. 2014 Nov; 15(7):723-7. PMID: 25493108.
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    35. Harrison C, Hoonpongsimanont W, Anderson CL, Roumani S, Weiss J, Chakravarthy B, Lotfipour S. Readiness to change and reasons for intended reduction of alcohol consumption in emergency department versus trauma population. West J Emerg Med. 2014 May; 15(3):337-44. PMID: 24829617.
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    36. Chakravarthy B, Hoonpongsimanont W, Anderson CL, Habicht M, Bruckner T, Lotfipour S. Depression, suicidal ideation, and suicidal attempt presenting to the emergency department: differences between these cohorts. West J Emerg Med. 2014 Mar; 15(2):211-6. PMID: 24672614.
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    37. Chakravarthy B, Frumin E, Lotfipour S. Increasing suicide rates among middle-age persons and interventions to manage patients with psychiatric complaints. West J Emerg Med. 2014 Feb; 15(1):11-3. PMID: 24578763.
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    38. Chakravarthy B, Toohey S, Rezaimehr Y, Anderson CL, Hoonpongsimanont W, Menchine M, Lotfipour S. National differences between ED and ambulatory visits for suicidal ideation and attempts and depression. Am J Emerg Med. 2014 May; 32(5):443-7. PMID: 24637133.
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    39. Lotfipour S, Cisneros V, Chakravarthy B. Emergency departments and older adult motor vehicle collisions. West J Emerg Med. 2013 Nov; 14(6):582-4. PMID: 24381675.
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    40. Chakravarthy B, Shah S, Lotfipour S. Adolescent drug abuse - awareness & prevention. Indian J Med Res. 2013 Jun; 137(6):1021-3. PMID: 23852281.
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    41. Lotfipour S, Cisneros V, Chakravarthy B. Vital signs: fatalities and binge drinking among high school students: a critical issue to emergency departments and trauma centers. West J Emerg Med. 2013 May; 14(3):271-4. PMID: 23687547.
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    42. McCoy CE, Chakravarthy B, Lotfipour S. Guidelines for Field Triage of Injured Patients: In conjunction with the Morbidity and Mortality Weekly Report published by the Center for Disease Control and Prevention. West J Emerg Med. 2013 Feb; 14(1):69-76. PMID: 23447758.
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    43. Lotfipour S, Sayegh R, Chakravarthy B, Hoonpongsimanont W, Anderson CL, Fox JC, Vaca FE. Fatality and injury severity of older adult motor vehicle collisions in orange county, california, 1998-2007. West J Emerg Med. 2013 Feb; 14(1):63-8. PMID: 23451291.
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    44. Lotfipour S, Howard J, Roumani S, Hoonpongsimanont W, Chakravarthy B, Anderson CL, Weiss JW, Cisneros V, Dykzeul B. Increased detection of alcohol consumption and at-risk drinking with computerized alcohol screening. J Emerg Med. 2013 Apr; 44(4):861-6. PMID: 23321293.
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    45. Chakravarthy B, Menchine M, Thompson DE, Rajeev S, Santos BJ. Psychiatric patient disposition agreement between the emergency physician and the psychiatry consultant. Crisis. 2013 Jan 01; 34(5):354-62. PMID: 23502061.
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    46. Lotfipour S, Cisneros V, Anderson CL, Roumani S, Hoonpongsimanont W, Weiss J, Chakravarthy B, Dykzeul B, Vaca F. Assessment of alcohol use patterns among spanish-speaking patients. Subst Abus. 2013; 34(2):155-61. PMID: 23577910.
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    47. Chakravarthy B, Tenny M, Anderson CL, Rajeev S, Istanbouli T, Lotfipour S. Analysis of mental health substance abuse-related emergency department visits from 2002 to 2008. Subst Abus. 2013; 34(3):292-7. PMID: 23844961.
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    48. Chakravarthy B, Shah S, Lotfipour S. Prescription drug monitoring programs and other interventions to combat prescription opioid abuse. West J Emerg Med. 2012 Nov; 13(5):422-5. PMID: 23357954.
      View in: PubMed
    49. Bruckner TA, Yonsu K, Chakravarthy B, Brown TT. Voluntary psychiatric emergencies in Los Angeles County after funding of California's Mental Health Services Act. Psychiatr Serv. 2012 Aug; 63(8):808-14. PMID: 22660697.
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    50. Chakravarthy B, Lotfipour S. Commentary: Driver electronic device use--put down that cell telephone! Ann Emerg Med. 2012 Jun; 59(6):495-6. PMID: 22626017.
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    51. Lotfipour S, Cisneros V, Chakravarthy B, Barrios C, Anderson CL, Fox JC, Roumani S, Hoonpongsimanont W, Vaca FE. Assessment of readiness to change and relationship to AUDIT score in a trauma population utilizing computerized alcohol screening and brief intervention. Subst Abus. 2012; 33(4):378-86. PMID: 22989282.
      View in: PubMed
    52. Anderson CL, Dominguez KM, Hoang TV, Rowther AA, Carroll MC, Lotfipour S, Hoonpongsimanont W, Chakravarthy B. An Analysis of Distance from Collision Site to Pedestrian Residence in Pedestrian versus Automobile Collisions Presenting to a Level 1 Trauma Center. Ann Adv Automot Med. 2012; 56:31-6. PMID: 23169114.
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    53. Chakravarthy B, Anderson CL, Ludlow J, Lotfipour S, Vaca FE. A geographic analysis of collisions involving child pedestrians in a large Southern California county. Traffic Inj Prev. 2012; 13(2):193-8. PMID: 22458798.
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    54. Chakravarthy B, Ter Haar E, Bhat SS, McCoy CE, Denmark TK, Lotfipour S. Simulation in medical school education: review for emergency medicine. West J Emerg Med. 2011 Nov; 12(4):461-6. PMID: 22224138.
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    55. Schoen JC, Boysen MM, Warren CR, Chakravarthy B, Lotfipour S. Vertebrobasilar artery occlusion. West J Emerg Med. 2011 May; 12(2):233-9. PMID: 21691534.
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    56. Lotfipour S, Mortazavi R, Chakravarthy B. Commentary: Alcohol and motor vehicle-related crashes--driver attitudes need further intervention. Ann Emerg Med. 2011 Apr; 57(4):406-8. PMID: 21453819.
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    57. Lotfipour S, Patel BH, Grotsky TA, Anderson CL, Carr EM, Ahmed SS, Chakravarthy B, Fox JC, Vaca FE. Comparison of the visual function index to the Snellen Visual Acuity Test in predicting older adult self-restricted driving. Traffic Inj Prev. 2010 Oct; 11(5):503-7. PMID: 20872306.
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    58. Chakravarthy B, Anderson CL, Ludlow J, Lotfipour S, Vaca FE. The relationship of pedestrian injuries to socioeconomic characteristics in a large Southern California County. Traffic Inj Prev. 2010 Oct; 11(5):508-13. PMID: 20872307.
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    59. Silman EF, Chakravarthy B, Vaca F, Langdorf MI. Polycystic Kidney Disease with Renal failure Presenting as Incarcerated Inguinal Hernia in the ED. West J Emerg Med. 2009 Feb; 10(1):55-7. PMID: 19561770.
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    60. Chakravarthy B, Vaca FE, Lotfipour S, Bradley D. Pediatric pedestrian injuries: emergency care considerations. Pediatr Emerg Care. 2007 Oct; 23(10):738-44. PMID: 18090111.
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    61. Chu I, Vaca F, Stratton S, Chakravarthy B, Hoonpongsimanont W, Lotfipour S. Geriatric trauma care: challenges facing emergency medical services. Cal J Emerg Med. 2007 May; 8(2):51-5. PMID: 20440401.
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    62. Chakravarthy B, Lotfipour S, Vaca FE. Pedestrian injuries: emergency care considerations. Cal J Emerg Med. 2007 Feb; 8(1):15-21. PMID: 20440388.
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