Meet Our Team

Co-Directors

Kathleen Page, MD

  • Kathleen Page, MD is a Professor of Medicine and International Health at the Johns Hopkins School of Medicine and Bloomberg School of Public Health. Dr. Page trained at Washington University, University of Pennsylvania, and Johns Hopkins University. She is an infectious diseases specialist and provides HIV, HCV and substance use disorder care at the Bartlett Clinic and the SPOT mobile clinic. Her work focuses on improving access and quality of care to underserved communities She co-founded Centro SOL (Center for Salud/Health and Opportunities for Latinos), and is the Medical Director of The Johns Hopkins Access Partnership (TAP), a charity program that provides care to low income uninsured individuals. Her research focuses on migrant health, health gaps, mobile health, and implementation science.

Larry William Chang, MD, MPH

  • Larry William Chang, MD, MPH is a Professor of Medicine, Epidemiology, and International Health at the Johns Hopkins University School of Medicine and Bloomberg School of Public Health. Dr. Chang trained at Emory University, the University of California, San Francisco, and Johns Hopkins University. Currently, Dr. Chang is an infectious diseases specialist at the Johns Hopkins Bartlett Specialty Practice and on the Polk service, a multidisciplinary HIV and infectious diseases inpatient unit. Dr. Chang’s research focuses on implementation science, including leveraging community health workers, applied epidemiology, and mobile technologies, to improve treatment and prevention for HIV in settings ranging from Uganda to Baltimore. Dr. Chang is Co-Principal Investigator of the Rakai Community Cohort Study in Uganda, Co-Director of the Center for AIDS Research, Implementation Science Study Designs and Methods Branch, Implementation Science Core, and Director of the Fogarty JHU-Rakai Program.

Affiliated Faculty

Bob Bollinger, MD, MPH

  • Founder

    Dr. Bob Bollinger, MD, MPH is the Raj and Kamla Gupta Professor of Infectious Diseases at the Johns Hopkins University (JHU) School of Medicine, and he holds joint appointments in International Health at the Johns Hopkins (JH) Bloomberg School of Public Health, and in Community Public Health at the JH School of Nursing. He is also Associate Director for Medicine of the Johns Hopkins Center for Global Health. From 2005 to 2022, he was the Founding Director of the CCGHE. Dr. Bollinger and has been on the faculty at Johns Hopkins School of Medicine for >30 years, where he has been an educator, researcher and clinician. He has more than 40 years of experience in clinical and epidemiologic research and education in many countries including India, Bangladesh, Pakistan, Uganda, Tanzania and Ethiopia, in a broad range of global health priorities, including HIV, TB and emerging infections.

Risha Irvin, MD, MPH


  • Dr. Risha Irvin is an associate professor at Johns Hopkins University School of Medicine in the Division of Infectious Diseases where she focuses her clinical care, research, and community engagement projects on improving the health of populations impacted by HIV and/or Hepatitis C virus. She has served as an HIV Prevention Trials Network Scholar and a Presidential Leadership Scholar. Dr. Irvin also received the Herbert W. Nickens Faculty Fellowship from the Association of American Medical Colleges. Her R01 focuses on HCV elimination in incarcerated persons.

Seun Falade-Nwulia, MD, MPH


  • Dr Falade-Nwulia is an Associate Professor at the Johns Hopkins University School of Medicine in Baltimore, MD. She completed her residency in internal medicine at the Johns Hopkins Bayview Medical center and her fellowship in Infectious Diseases at the Johns Hopkins University School of Medicine. Her research has focused on understanding the distribution and impact of treatments for hepatitis and HIV infections on clinical outcomes for people who use drugs and improving access to HCV/HIV and drug use treatment for medically underserved populations. She served as Medical Director of the Baltimore City Health Department Ryan White funded HIV Early Intervention Initiative program from 2012-2015 and also designed, implemented and directed the Baltimore City Health department HCV testing, linkage to care and treatment programs. She provides hepatitis, HIV care and substance use disorder treatment including buprenorphine prescription at the Johns Hopkins Infectious Disease Clinic.

Maunank Shah, MD, PHD


  • Dr. Shah is a Professor in the Division of Infectious Diseases at Johns Hopkins School of Medicine, and Department of Epidemiology in the Johns Hopkins School of Public Health. He is Medical Director of the Baltimore Tuberculosis Program, and is President-Elect of the US National Society of Tuberculosis Clinicians. Dr. Shah’s research involves evaluating and implementing novel HIV and tuberculosis (TB) intervention strategies in both low and high-incidence settings. He has evaluated new TB diagnostic technologies and assessed the cost-effectiveness of emerging strategies for HIV and TB care in multiple locations. He led the evidence review for the WHO Guideline Development Group for usage of Urinary LAM for diagnosis of TB, and is formerly the Maryland site PI for the CDC TB Epidemiologic Studies Consortium. He is co-inventor of the electronic directly observed therapy platform used in more than 500 health departments in the US (www.emocha.com), and has led development and implementation of an online electronic TB consultation platform for the Northeast Regional CDC funded TB Center of Excellence (Rutgers.IDCrowd.Org). Dr. Shah serves as the Deputy Editor for the primary clinical journal of the Infectious Diseases Society of America--Clinical Infectious Diseases (CID).

Joyce Jones, MD


  • Dr. Joyce Jones is an Assistant Professor in the Department of Medicine at the Johns School of Medicine. She trained at the University of Maryland, Columbia University Medical Center, and the Weill Graduate School of Medical Sciences at Cornell University. She is an internist who provides HIV prevention and HIV primary care at the John G. Bartlett Specialty Practice (JGBSP) where she is also the Interim Medical Director and Director of the JGBSP Ryan White Program. She has devoted her career to improving HIV prevention and HIV treatment to underserved communities. Her program building and implementation science research activities include local and national projects to increase uptake of home-based HIV and STI testing, PrEP, Rapid HIV Treatment Initiation, and status-neutral linkage to care.

C. Nicholas Cuneo, MD, MPH

  • Dr. Cuneo is an Assistant Professor of Pediatrics and Medicine at the Johns Hopkins University School of Medicine. Dr. Cuneo trained at Duke University, Johns Hopkins University, and Harvard University. He is the founding Medical Director of the HEAL Refugee Health and Asylum Collaborative (www.healasylum.org) and Medical Director for the Restorative and Integrative Survivor Empowerment (RISE) program, the only Office of Refugee Resettlement-funded Survivors of Torture program in the State of Maryland. An expert in the forensic evaluation and trauma-informed care of asylum seekers, he co-leads the national Asylum Medicine Training Initiative (www.asylummedtraining.org) and is affiliated faculty at the Center for Public Health and Human Rights and the Center for Humanitarian Health at the Johns Hopkins Bloomberg School of Public Health. Currently serving as co-director for the Johns Hopkins Global Health Leadership Program, Dr. Cuneo has extensive experience in global health research, education, and program delivery, particularly in Haiti, where he was a Harvard Medical School Doris Duke International Clinical Research Fellow, as well as South Africa, where he was a Fulbright Research Fellow in Public Health.

Tahilin Sanchez Karver, PhD, MPH

  • Dr. Tahilin Sanchez Karver (she/her) is an Assistant Scientist in the Department of Health, Behavior and Society at the Johns Hopkins Bloomberg School of Public Health. Dr. Karver is a social and behavioral scientist with experience exploring the influence of social-structural determinants of health on quality of life and health outcomes. She specifically examines the barriers and facilitators in accessing quality HIV prevention, treatment and care services among highly impacted and stigmatized populations in domestic and international settings. She is dedicated to the application of social and behavioral theories to research and has recently explored the application of intersectionality theory in relation to quantitative methodologies. Dr. Karver is experienced in mixed methods research design and execution, and scale development exploring latent constructs, including individual- and community-level stigmas.

Sarah Rives, MPH, MS, CRNP, FNP-BC

  • Sarah Rives is a nurse practitioner and is the Medical Director for HIV treatment, PrEP, and the Hepatitis C clinical programs within the Baltimore City Health Department (BCHD) Sexual Health Clinics. She is also a clinician with the BCHD TB team. She has a background in HIV-related public health work in the Dominican Republic, where she also served as a Peace Corp volunteer. She received clinical training at Columbia University and provided primary care services at an FQHC in California prior to moving to Baltimore. She has been working in the BCHD Sexual Health Clinics since 2015. Her work focuses on ensuring access to biomedical interventions for treatment and prevention of infectious diseases that impact vulnerable populations and ensuring clinical programs utilize data to inform their work.

Suzanne M. Grieb, PhD, MSPH

  • Suzanne M. Grieb, PhD, MSPH, is an Assistant Professor in the Center for Child and Community Health Research (CCHR), Department of Pediatrics at the Johns Hopkins School of Medicine and holds a joint faculty appointment in the Department of Health, Behavior & Society at the Johns Hopkins Bloomberg School of Public Health (JHSPH). She leads the Qualitative Research service line of the Biostatistics, Epidemiology And Data Management Core (BEAD Core), and serves as an Associate Editor for the peer-reviewed journal "Progress in Community Health Partnerships.” Trained in medical anthropology and public health, her work focuses on utilizing qualitative, mixed methods, and community-engaged research to develop, implement, and/or evaluate health interventions. Through this work, she aims to address health gaps in HIV and other sexually transmitted infections (STIs) and promote health equity among marginalized populations, including Latinx immigrants, minority youth and young adults, sexual and gender minorities, people who inject drugs, and people living with HIV.

B. Aletta Sanny Nonyane, PhD MSc.

  • Associate Scientist

    I apply my statistics skills to designing and analyzing cluster- and individual-randomized trials for evaluating large-scale interventions aimed at improving access to healthcare; evaluating diagnostic tools and clinical biomarkers for disease diagnosis; and designing and analyzing observational studies. Most of the applications are in HIV and TB research. I am the director of the Biostatistics Core of the Supporting, Mobilizing and Accelerating Research for Tuberculosis Elimination (SMART4TB) consortium. I co-direct the Johns Hopkins CFAR Biostatistics and Epidemiology Methodology Core and the TB Research Advancement Center’s (TRAC) Bioinformatics, Modelling and Biostatistics Core. I also teach a graduate-level course on the Design and Analysis of Cluster Randomized Trials.

Chelsea Modlin, MD

  • Chelsea Modlin, MD is an Assistant Professor in the Division of Infectious Diseases at Johns Hopkins University School of Medicine. Dr. Modlin trained at Dartmouth, Emory University, and Johns Hopkins University. Her work contextualizes equity within international collaborations between high-income and low- and middle-income settings. In particular, she focuses on these issues as they pertain to HIV/AIDS research, research during infectious disease outbreaks, and global health medical education.

    Projects:

    “Exploring HIV/AIDS investigator perceptions of equity within international research partnerships”

    “Applying an international research equity lens to adaptive clinical trials in low- and middle-income settings”

Joan Park, MD

  • Joan Park, MD, is an Instructor in the Division of Addiction Medicine at the Johns Hopkins School of Medicine. She trained at the University of Chicago, Albert Einstein College of Medicine, and Johns Hopkins Hospital. She currently serves as the Medical Director of SPOT, a mobile health clinic that delivers low-barrier addiction, HIV, and sexually transmitted disease care. Dr. Park also attends on the Addiction Medicine Consult service and provides HIV primary care for adolescents and young adults at the Harriet Lane Primary Care and Bartlett clinics. Through her clinical and research work, she is committed to advancing equitable, accessible, and high-quality care for individuals living with HIV and substance use disorders. 

Staff

Adrianna Moore


  • Senior Program Manager

    Adrianna Moore is a social worker with more than ten years of experience working in the Baltimore area serving mission driven organizations. She is an administrator respected for building and sustaining relationships. Adrianna graduated from the University of Hawaii with a B.A. in political science and holds a Master of Social Work from the University of Maryland. She lives in the Bay Area with her family.

Alejandra Flores Miller


  • Sr. Community Outreach Specialist

    Alejandra Flores Miller has been working for the past 14 years as a Sr. Community Outreach Specialist. She was hired by Johns Hopkins University to develop an outreach program focused in the Latino Community for HIV testing and education. Since that time, Alejandra has worked in different projects that are aimed to help underserved and uninsured individuals get better access to health care.

Ana Ortega Meza


  • Community Outreach Specialist

    Ana Ortega has been working as a Community Health Worker since 2017, providing outreach, HIV testing and linkage to care in the Latino Community. Ana Ortega also provides support with patient navigation services to patients who live with HIV. Ms. Ortega is working in projects that are intended to understand and improve the healthcare needs in the Latino Community.

Ivan Arellan, BS


  • Bilingual Case Manager

    Ivan Arellan is a Bilingual Case Manager for the Behavioral Health Equity Across Maryland (BHEAM) project within the CCGHE-ID. His work is focused on providing behavior health needs to Spanish speaking undocumented Latino adults in Maryland. Prior to working with CCGHE-ID, he worked for the Johns Hopkins Bayview Community Psychiatry Program providing rehabilitation to individuals with schizophrenia, bipolar and delusions disorders. He has provided comprehensive mental health and substance abuse services to the community of Baltimore City for 5 years. Ivan graduated from Towson University with a Bachelor of Science in Psychology and is dedicated to serving his community.

Jessica Duran Zabala


  • Senior Community Outreach Worker

    Jessica is a senior community outreach specialist with Project BHEAM, screening clients for mental health and substance use disorders, documenting encounters, providing brief interventions, and referring clients to community resources. Prior to her work at Johns Hopkins University, Jessica worked in Colombia-South America as a social psychologist for more than fourteen years. Jessica is dedicated to working with children, adolescents, youth, and families in contexts of vulnerability, physical, psychological, emotional, social, political violence and commercial sexual exploitation. Jessica brings experience with the implementation of local, national and international development cooperation projects.

Melissa Cuesta


  • Senior Community Outreach Specialist & MDH Community Health Worker

    Melissa Cuesta has been an outreach worker for more than 14 years in the Baltimore City community educating and providing Link to Care for HIV/STD patients. She has also worked at the SPOT and BCHD van to give information and resources to the Spanish community. Melissa helps with different projects, such as the TAP program, to help uninsured low-income families, and works to do contact tracing during the COVID-19 pandemic. She also works at the COVID-19 testing and vaccination clinics to translate and register patients.

Ronald Saxton, MSPH


  • Sr. Research Data Analyst

    Ron is a Senior Research Data Analyst at CCGHE for a randomized controlled study evaluating the impact of a mHealth-enhanced linkage to care and retention on HIV virologic suppression, provides data management and reporting assistance to a consortium of research projects and community partners endeavoring to improve access to COVID-19 testing, vaccination, and mental health care among limited English-profieciency Latino populations in Maryland, and performs data analysis for the Baltimore City Health Department evaluating a mobile clinic that provides integrated care to people with opioid use disorder. He completed his MSPH in International Health, Social and Behavioral Interventions at the Johns Hopkins Bloomberg School of Public Health. He specializes in clinical research, formative research, database creation and management, and education in WASH, infectious diseases, HIV/AIDS, and pediatric allergy and asthma.

Dylan Ryder

  • Dylan is a medical student at Johns Hopkins School of Medicine. Dylan is from California and studied studied molecular and cell biology at UC Berkeley. Between undergrad and medical school, Dylan conducted clinical research on COVID-19 and HIV at UC San Francisco. He is passionate about the effects of healthcare access, stigma, and poverty on infectious disease morbidity and mortality both domestically and globally.