Bhavya Rehani, MD

Associate Professor
Asst. Professor in Residence


Bhavya Rehani, MD, a recognized authority on global health and health inequities among vulnerable populations.

Dr. Rehani is the Co-Founder, CEO and President of Health4theworld, an award-winning nonprofit organization.

She completed her residency from University of Cincinnati, Neuro-radiology fellowship at Massachusetts General Hospital, Harvard Medical School and has been a faculty at UCSF.

Growing up in India, Dr. Rehani witnessed the poor access to healthcare for her own grandparents in rural India. Inspired to find a solution and give back, she launched Health4theWorld.

Acclaimed for her service to the global community, Dr. Rehani was recently awarded the 2020 UCSF Chancellor Award for Public service. Dr. Rehani received RSNA Roentgen Resident/Fellow Research Award in 2012 and RSNA Education Scholar Grant in 2015. In 2019, she was awarded the Silicon Woman of Influence Award by the Silicon Valley Business Journal and named in “Rising Stars: 66 Leaders in Healthcare Under 40”by the Becker’s Health Review. In 2018, Dr. Rehani was awarded the Woman of the Year and Female Innovator of Year by Women in Business Awards & Health4theworld was awarded the Organization of the year. Her work has been featured in Forbes, NBC and SF Business Times.

Health4theworld provides free education & technology resources in 80 countries. Faculty in radiology & 19 other specialties from 25 academic institutions have provided weekly live and asynchronous learning through Health4theWorld Academy with more than 500 videos posted since the last 5 years. Dr Rehani has led the integration of innovative technologies in global health including virtual reality, machine learning, mobile health( Health4theworld Stroke App) to help patients in the remote corners of the world. During COVID-19, her work has focused on providing humanitarian assistance in low- and middle-income countries. Apart from weekly education in radiology & medicine during COVID19, Health4theworld provides PPE donations to radiologists & healthcare professionals in US and low to middle income countries. Health4theworld has global chapters in radiology which are working together to address challenges associated with COVID19 & beyond.


Honors and Awards

RSNA Annual Oration Award, RSNA, 2020
Chancellor Award for Public Service (Faculty Category), University of California, San Francisco, 2020
Rising Star: Leader in Healthcare under 40, Beckers Hospital Review, 2019
Woman of Influence 2019, Silicon Valley Business Journal, 2019
Female Innovator of the Year, Stevie Awards for Women in Business, 2018
Organization of the year- Health4theworld, Woman in Business Stevie, 2018
Woman of The Year, Women in Business Stevie Awards, 2018
Roentgen Resident/Fellow Research Award, RSNA Research and Education Foundation, 2012
ACR J.T. Rutherford Government Relations Fellowship, Washington D.C, American College of Radiology Government Relations, 2011-2012
Certificate of Merit Award for Educational Exhibit, Radiological Society of North America Annual Meeting, 2011
Certificate of Merit Award for Educational Exhibit, American Roentgen Ray Society (ARRS) Annual Meeting, 2011
Excellence in Design Poster Award, co-recipient, RSNA Annual Meeting, 2011
Introduction to Academic Radiology, Travel Scholarship, American Roentgen Ray Society (ARRS), 2010
Introduction to Molecular Imaging, Travel Scholarship, National Institute of Biomedical Imaging and Bioengineering (NIBIB) and American Association of Univ, 2010
Helen L. Popoway Research Award, First Prize, Kettering Medical Center, 2008
Highlights Paper Award for Scientific Presentation, Society of Nuclear Medicine Annual Meeting, 2007


Franklin O Ordonez-Rivas, Claudio Casas-Murillo, Elliott J Winford, Natalia Villarreal-Del Bosque, Matías Salinas-Chapa, Bhavya Rehani, Guillermo Elizondo-Riojas. Progressing to the new normal: Teaching in radiology during COVID-19 at a major institution in Mexico. Revista Medicina Universitaria. 2021 Dec 14; 23(4).
Yee J, Erdfarb A, Goldberg-Stein S, Clemente B, Rodriguez J, Rehani B, Liszewski M. Lessons Learned From the COVID-19 Response in a Major New York City Hot Zone. Curr Probl Diagn Radiol. 2021 Nov-Dec; 50(6):764-767.
Rehani B, Rodriguez JA, Nguyen JK, Patel MM, Ammanuel SG, Winford E, Dillon WP. COVID-19 Radiology Preparedness, Challenges & Opportunities: Responses From 18 Countries. Curr Probl Diagn Radiol. 2022 Mar-Apr; 51(2):196-203.
Wadhwa V, Vilanilam GK, Chhabra A, Bhargava P, Rehani B, Zaheer A, Jambhekar K, Ram R. A 15-Year Analysis of International Medical Graduates Matching Into Diagnostic Radiology Residency Programs in the United States. Acad Radiol. 2022 01; 29(1):137-143.
Ierardi AM, Coppola A, Fusco S, Stellato E, Aliberti S, Andrisani MC, Vespro V, Arrichiello A, Panigada M, Monzani V, Grasselli G, Venturini M, Rehani B, Peyvandi F, Pesenti A, Blasi F, Carrafiello G. Early detection of deep vein thrombosis in patients with coronavirus disease 2019: who to screen and who not to with Doppler ultrasound? J Ultrasound. 2021 Jun; 24(2):165-173.
Rehani B, Ammanuel SG, Zhang Y, Smith W, Cooke DL, Hetts SW, Josephson SA, Kim A, Hemphill JC, Dillon W. A New Era of Extended Time Window Acute Stroke Interventions Guided by Imaging. Neurohospitalist. 2020 Jan; 10(1):29-37.
Ammanuel S, Brown I, Uribe J, Rehani B. Creating 3D models from Radiologic Images for Virtual Reality Medical Education Modules. J Med Syst. 2019 May 03; 43(6):166.
Rehani B, Zhang Y, Ammanuel S, Smith W, Gonzalez RG, Cooke DL, Hetts SW, Josephson SA, Kim A, Hemphill JC, Dillon W. Imaging in neurointerventional stroke treatment: review of the recent trials and what your neurointerventionalist wants to know from emergency radiologists. Emerg Radiol. 2019 Apr; 26(2):195-203.
Rehani MM, Pauwels R, Rehani B. Evaluation of medical physics training in radiology residency in 67 countries. Phys Med. 2018 Oct; 54:30-33.
Uribe J, Ammanuel S, Rehani B. Worldwide Analysis of Radiology Access and Education for Stroke Care: View From Abroad From 14 Countries. J Am Coll Radiol. 2019 Jan; 16(1):89-95.
Narvid J, Callen A, Talbott J, Uzelac A, Dupont SM, Chow F, Price RW, Rehani B. Brain MRI Features of CSF Human Immunodeficiency Virus Escape. J Neuroimaging. 2018 11; 28(6):601-607.
Devulapalli KK, Talbott JF, Narvid J, Gean A, Rehani B, Manley G, Uzelac A, Yuh E, Huang MC. Utility of Repeat Head CT in Patients with Blunt Traumatic Brain Injury Presenting with Small Isolated Falcine or Tentorial Subdural Hematomas. AJNR Am J Neuroradiol. 2018 Apr; 39(4):654-657.
Mutch CA, Rehani B, Lau LSW. Worldwide Implementation of Radiology Quality and Safety Programs. J Am Coll Radiol. 2017 11; 14(11):1504-1509.e1.
Busby LP, Herron SM, Talbott JF, Uzelac A, Rehani B. Encephalomyelitis After Varicella Zoster Reactivation in an Immunocompromised Patient. Neurohospitalist. 2018 Apr; 8(2):NP1-NP2.
Rehani B, Zhang YC, Rehani MM, Palkó A, Lau L, Lette MN, Dillon WP. Radiology education in Europe: Analysis of results from 22 European countries. World J Radiol. 2017 Feb 28; 9(2):55-62.
Rehani B, Gao KT, Lau L, Rehani MM, Zhang YC, Dillon WP. Radiology Education in Asia: Differences, Similarities, and Opportunities. J Am Coll Radiol. 2017 01; 14(1):111-118.
Rehani B, Zhang YC, Gao KT, Soto Giordani G, Lau L, Rehani MM, Dillon WP. Radiology Education in Latin America. J Am Coll Radiol. 2017 03; 14(3):397-403.
Rehani B, Brown I, Dandekar S, Sarkodie B, Mwango G, Rehani MM, Lau L, Zhang YC, Dillon WP. Radiology Education in Africa: Analysis of Results From 13 African Countries. J Am Coll Radiol. 2017 02; 14(2):247-252.
I. Brown, L.P. Busby, C. Dowd, N. Salamon, J. Romero, A. Vagal, C. Mutch, D. Cooke, S. Hetts, W.P. Dillon, B. Rehani. Making imaging around the world better: global survey of radiologists in 10 Countries. Annals of Global Health. 2016 Aug 20; 82(3):408.
L.P. Busby, I. Brown, G. Mwango, M. Rawlings-Fein, P. Sundaram, C. Mutch, B. Rehani, W.P. Dillon. RISE (Radiology International Student Education): creation and utilization of virtual online classroom for global radiology education. Annals of Global Health. 2016 Aug 20; 82(3):408-409.
Lin JK, Chow DS, Sheu L, Rehani B. Wernicke-Like Encephalopathy Associated With Ifosfamide. Neurohospitalist. 2017 Jan; 7(1):49-50.
Benjamin Kozak, Vineeta Singh, Sara Cole, Christine Martin, Christopher Mutch, Bhavya Rehani. Abstract TP241: High-yield Interventions Reduce Time to tPA in Ischemic Stroke. Stroke. 2016 Feb 1; 47(suppl_1).
Christopher A Mutch, Zachary Threlkeld, Sara Cole, Christine Martin, Benjamin Kozak, Daniel L Cooke, Vineeta Singh, Bhavya Rehani. Abstract TP311: Multidisciplinary Stroke Simulation: Novel Team Based Approach to Decrease Door-to-Needle Times. Stroke. 2016 Feb 1; 47(suppl_1).
Kozak B, Talbott J, Uzelac A, Rehani B. Rosai-Dorfman Disease Isolated to the Thoracic Epidural Spine. J Radiol Case Rep. 2015 Nov; 9(11):6-16.
Rehani B, Hirsch JA, Dillon WP, González RG, Lev MH, Schaefer PW. Multiple Procedure Payment Reduction: Health Policy Update. AJNR Am J Neuroradiol. 2015 Nov; 36(11):2007-9.
Narvid J, Rehani B, Talbott JF. Diagnostic Performance of Brain MRI in Immune Reconstitution Inflammatory Syndrome. J Neuroimaging. 2016 05; 26(3):303-8.
Zipser B, Rehani B, Schaefer P. MR and CT Perfusion Imaging: Clinical Applications and Theoretical Principles. Chapter: Lacunar Stroke and Microangiopathy. 2015.
Rehani B. How Can We Make Stroke Imaging Better around the World? :Global Survey of Radiologists in 18 Countries. Radiological Society of North America. 2014.
Rehani B, Schaefer P, Gonzalez RG, Choy G. Radiological Society of North America 2013 Scientific Assembly and Annual Meeting. "Making Imaging Around The World Better: Global survey of Radiologists in 10 countries". 2013.
Rehani B, Cornelius R. Encyclopedia of Otolaryngology, Head and Neck Surgery. Chapter: Magnetic Resonance Imaging: Arachnoid Cyst. 2013.
Rehani B, Cornelius R. Encyclopedia of Otolaryngology, Head and Neck Surgery. Chapter: Magnetic Resonance Imaging: Cholesterol Granuloma. 2013.
Rehani B, Cornelius R. Encyclopedia of Otolaryngology, Head and Neck Surgery. Chapter: Magnetic Resonance Imaging: Epidermoid. 2013.
Bhavya Rehani, Rebecca Cornelius. Magnetic Resonance Imaging, Arachnoid Cyst. Encyclopedia of Otolaryngology, Head and Neck Surgery. 2013 Jan 1; 1525-1527.
Bhavya Rehani, Rebecca Cornelius. Magnetic Resonance Imaging, Cholesterol Granuloma. Encyclopedia of Otolaryngology, Head and Neck Surgery. 2013 Jan 1; 1531-1533.
Bhavya Rehani, Rebecca Cornelius. Magnetic Resonance Imaging, Epidermoid. Encyclopedia of Otolaryngology, Head and Neck Surgery. 2013 Jan 1; 1535-1537.
Summers RM, Liu J, Sussman DL, Dwyer AJ, Rehani B, Pickhardt PJ, Choi JR, Yao J. Association between visceral adiposity and colorectal polyps on CT colonography. AJR Am J Roentgenol. 2012 Jul; 199(1):48-57.
Rehani B. Imaging overutilisation: Is enough being done globally? Biomed Imaging Interv J. 2011 Jan-Mar; 7(1):e6.
Rehani B, Wissman R. Lead poisoning from a gunshot wound. South Med J. 2011 Jan; 104(1):57-8.
Summers RM, Liu J, Rehani B, Stafford P, Brown L, Louie A, Barlow DS, Jensen DW, Cash B, Choi JR, Pickhardt PJ, Petrick N. CT colonography computer-aided polyp detection: Effect on radiologist observers of polyp identification by CAD on both the supine and prone scans. Acad Radiol. 2010 Aug; 17(8):948-59.
Rehani B, Wissman R. Multiple intraosseous lipomatosis: a case report. Cases J. 2009 May 15; 2:7399.
Scheler J, Rehani B, Percy T, Pelstring R, Bharija A, Ames D, Mantil J. Increased F-18 FDG uptake on positron emission tomography/computed tomography imaging caused by plantar fibromatosis. Clin Nucl Med. 2008 Apr; 33(4):280-1.
Rehani B, Dowdy Y, Bharija A, Strohmeyer P. F18 fluorodeoxyglucose uptake in progressive transformation of germinal centres. Biomed Imaging Interv J. 2008 Jan; 4(1):e6.
Rehani B, Chasen RM, Dowdy Y, Bharija A, Satter M, Strohmeyer P, Mantil J. Advanced adenoma diagnosis with FDG PET in a visibly normal mucosa: a case report. J Med Case Rep. 2007 Sep 20; 1:99.
Malatesha G, Singh NK, Bharija A, Rehani B, Goel A. Comparison of arterial and venous pH, bicarbonate, PCO2 and PO2 in initial emergency department assessment. Emerg Med J. 2007 Aug; 24(8):569-71.
Rehani B, Strohmeyer P, Jacobs M, Mantil J. Gallbladder metastasis from malignant melanoma: diagnosis with FDG PET/CT. Clin Nucl Med. 2006 Dec; 31(12):812-3.