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Fellows Bios

Class of 2025

Lou Hart
Lou Hart, MD
Assistant Professor of Clinical Pediatrics (Hospital Medicine);
Medical Director of Health Equity, Yale New Haven Health System
New Haven, CT

Lou Hart, MD is a practicing Pediatric Hospitalist, an Assistant Professor of Pediatrics at the Yale School of Medicine, and the Medical Director of Health Equity for Yale New Haven Health System. His mission is to identify and eliminate unwanted variation in care process and outcome that exist within our structured systems.

Dr. Hart started his clinical leadership career as Director of Equity, Quality & Safety at NYC Health + Hospitals, our nation's largest comprehensive safety-net healthcare system. Clinically he loves seeing patients and working with empowered teams to improve the equity, quality & safety of patient care. By leveraging quality improvement and patient safety frameworks and methodologies, his team confronts systems-based drivers of inequity using a just culture approach. Academically, he spends time researching and publicly engaging colleagues in dialogue over the innate flaws of racial essentialism in medicine and its contribution to a lower standard of care for all patients.

Sherise Rogers
Sherise Chantell Rogers, MD, MPH
Assistant Professor, Medical Oncologist,
Division of Hematology & Oncology, University of Florida,
Gainesville, FL

Sherise Chantell Rogers, M.D., M.P.H., is a medical oncologist, scientist, and Assistant Professor at the University of Florida. She is an expert in gastrointestinal malignancies, particularly pancreatic cancer, of which significant inequities exist amongst marginalized communities. At the core of her research is health equity and the elimination of cancer disparities. Her scientific portfolio includes various therapeutic clinical trials, microbiome analysis and health outcomes. Dr. Rogers is an inaugural Robert A. Winn Diversity in Clinical Trials Scholar and Principal Investigator for the Florida- California CaRE2 Health Equity Center. Her academic accomplishments include many research grants, publications, and awards. Additionally, Dr. Rogers’ is the appointed Diversity, Equity, and Inclusion Officer for Graduate Medical Education at the University of Florida, supporting nearly 100 residency and fellowship programs. She previously served as Co-Course Director for the Cancer Biology and Clinical Oncology curriculum and mentors many trainees and students underrepresented in medicine. She is an active member of several national committees and professional organizations.

Dr. Rogers received her Bachelor of Science in Human Development from Cornell University and obtained her Medical Doctorate and Master in Public Health from New York Medical College. She completed Internal Medicine Residency at Stony Brook University Medical Center and Hematology & Oncology Fellowship at The Ohio State University Medical Center where she also served as Wellness Chief Fellow.

Amon Rodgers
Amon Rodgers, MD, MPH
Assistant Professor, Charles R. Drew University,
Dept. of Family Medicine
Los Angeles, CA

Amon Rodgers is a family medicine physician and an assistant professor at Charles R. Drew University (CDU) of Medicine and Science. He serves as principal investigator and medical director for the university’s Mobile Health Outreach Program, which focuses on providing primary care and public health services directly to communities disproportionately affected by health inequities throughout Los Angeles County. He also serves as the founding co-director for the university’s school of medicine’s “Medicine and Society” curriculum, a course designed to introduce medical students to topics around health equity, community partnership, and leadership.

Past roles also include being a founding core faculty member and associate program director for CDU’s Family Medicine Residency Program. His professional interests include mobile health service delivery, leadership development, optimizing healthcare delivery for individuals experiencing homelessness, and understanding the relationship between community development and one’s health.

Class of 2024

Nazleen Bharmal, MD, PhD, MPP
Associate Chief of Community Health & Partnerships
Cleveland Clinic Community Care and Population Health
Cleveland, OH

Nazleen H. Bharmal, MD, PhD, MPP is the Associate Chief of Community Health & Partnerships for Cleveland Clinic Community Care and Population Health. In this role, she works with an interdisciplinary team to implement a community health strategy for Cleveland Clinic focused on health equity, social determinants of health, and partnerships with community stakeholders. Dr. Bharmal practices primary care internal medicine focused on disease prevention and health promotion. She previously was the Director of Science and Policy at the Office of the Surgeon General in the U.S. Department of Health and Human Services. Prior to her time at OSG, she was a clinician-investigator at the RAND Corporation and UCLA Department of Medicine, Division of Health Services and General Internal Medicine with a research focus on health disparities, chronic disease prevention, and social determinants of health using quantitative, qualitative, and community-based participatory research methods.  

Nazleen has published in several scientific journals and received awards for her public health research and leadership activities. She received her MD from Harvard Medical School, PhD in health policy and management from the UCLA Fielding School of Public Health, and MPP from the John F. Kennedy School of Government. 

Karen Orjuela
Karen Orjuela MD, MSCR, FAAN 
Vascular Neurologist and Neurohospitalist
University of Colorado
Denver, CO

Karen Orjuela is a fellowship-trained vascular neurologist, neurohospitalist, assistant professor and clinical researcher studying acute neurological care and associated outcomes at the University of Colorado. She completed her medical school training at the Universidad Nacional de Colombia, in her hometown Bogota (Colombia) then, she moved to the United States where she graduated as a neurologist and vascular neurologist from Loyola University of Chicago. She earned a master’s degree in clinical research from the University of South Carolina and began participating in industry-sponsored and investigator-initiated research studies. Noting the lack of representation of minorities in cardiovascular disease research coupled with their overrepresentation in her clinical practice, Dr. Orjuela is actively seeking to address this disparity.  

Karen is also the Co-Director of Diversity, Equity, and Inclusion for the Department of Neurology at her institution. She is member of international neurological societies and scientific journal's editorial boards. She is an emerging leader in neurohospitalist education and community-based participatory neurology research. 

Amaziah Coleman
Amaziah Coleman, MD, FAAAAI, FAAP
Medical Officer
Division of Allergy, Immunology and Transplantation (DAIT) at the National Institute of Allergy and Infectious Diseases (NIAID), National Institutes of Health (NIH)
Silver Spring, MD

Amaziah Coleman is a Medical Officer in the Division of Allergy, Immunology and Transplantation (DAIT) at the National Institute of Allergy and Infectious Diseases (NIAID), National Institutes of Health (NIH).  Prior to the NIH, Amaziah served as an Attending Physician in the Division of Allergy and Immunology at Children’s National Hospital and Assistant Professor of Pediatrics at the George Washington University School of Medicine and Health Sciences in Washington, DC. Her clinical and research interests have been focused on understanding the health disparities that exist for people living with allergic and immunologic disorders and finding effective ways to improve health outcomes for those communities. 


Amaziah received her medical degree from the University of Mississippi Medical Center (Jackson, MS). She completed pediatric residency training at the University of Arkansas for Medical Sciences/Arkansas Children’s Hospital (Little Rock, AR) and allergy and immunology fellowship training at the University of Wisconsin School of Medicine and Public Health (Madison, WI). Amaziah hopes to be an effective voice for advancing health equity in clinical research for marginalized populations.

Class of 2023

Alicia Hardy
Alicia Hardy, LCSW
CEO at OLE Health
Napa, CA

Alicia is the CEO of OLE Health, a federally qualified health Center that provides comprehensive primary health care services to low-income children, families, and individuals in Napa and Solano Counties. She develops OLE’s strategic priorities, ensures the delivery of high-quality services, and participates in advocacy, fundraising, emergency, and disaster response to ensure that all members of the community have access to high-quality care.  In October 2023, OLE Health is merging with another federally qualified health center in Yolo County, which will allow for more service expansion across three counties, serving roughly 71,000 patients per year.    

Prior to joining OLE in 2009, Alicia worked with vulnerable communities in Peru and Nigeria and co-founded a charter school in the South Bronx. She is an LCSW by training and has provided behavioral health care at both the VA Hospital in San Francisco and OLE Health. Since being promoted to CEO in 2018, Alicia has expanded OLE Health’s mobile outreach services and opened three additional clinic sites. She continues to pursue expansion opportunities that will increase access to care, address social drivers of health and advance health equity in our communities. 

Tamaan Osbourne-Roberts
Tamaan Osbourne-Roberts, MD, FAAFP, DiplABLM
Chief Medical Officer and Vice President of Health Strategy, Colorado Access
Denver, Colorado

Tamaan K. Osbourne-Roberts, MD, serves as Chief Medical Officer (CMO) and Vice President of Health Strategy for Colorado Access, a Colorado-based non-profit health plan serving more than 675,000 Medicaid and CHP+ members. Previously, he served as CMO of Colorado Medicaid and concurrently as CMO of Colorado’s All-Payer Claims Database, as well as served as a regional medical director with the value-based care startup Aledade. A former member of the Colorado Public Health Service Corps, he continues to practice clinically, and has spent the majority of his career meeting the needs of underserved low-income Spanish-speaking communities throughout urban and rural Colorado. Additionally, he holds policy development roles with the American Medical Association and the American Academy of Family Physicians, where he has co-authored policy on support of the Affordable Care Act, excessive use of force in policing, and data infrastructure. He speaks six languages, three fluently. 

Dr. Osbourne-Roberts completed his B.A. in English/Biology at Williams College and his M.D. and family medicine residency at the University of Colorado. He enjoys Trinidad Carnival, capoeira, mountaineering, freediving, spearfishing, cooking, and time with his wife and children. 

Nia Heard-Garris, MD, MSc, FAAP
Nia Heard-Garris, MD, MSc, FAAP
Assistant Professor of Pediatrics & Attending Physician at Northwestern University/Ann & Robert H. Children’s Hospital of Chicago
Chicago, IL  

Dr. Nia Heard-Garris is a pediatrician and a physician-investigator at the Ann & Robert H. Lurie Children’s Hospital of Chicago and in the Department of Pediatrics at Northwestern University Feinberg School of Medicine. She examines the influence of social adversities in childhood and resilience on child and adolescent health. She is the founding chair of the Section on Minority Health, Equity, and Inclusion at the American Academy of Pediatrics, boasting 1,000 members. She hopes to combine her knowledge of medicine, science, and policy with her emerging knowledge of business to promote health equity.

Steven Sstarks
Steven Starks, MD, FAPA
Clinical Assistant Professor at the Tilman J. Fertitta Family College of Medicine
Houston, Texas

Steven is a geriatric psychiatrist and clinical assistant professor at the Tilman J. Fertitta Family College of Medicine. His scholarly work addresses racism and inequity in medical education, organized medicine and mental healthcare. He serves the college with roles in admissions, curriculum development and community partnerships and has a steadfast commitment to mental health advocacy and elevating communities that have been marginalized by social and structural factors.

Previously, he had been 2018-2019 Health and Aging Policy Fellow and American Political Science Association Congressional Fellow in the Office of the Speaker of the U.S. House of Representatives and contributed to the design, drafting and rollout of the Elijah E. Cummings Lower Drug Costs Now Act. He started his early career as a faculty member of the BCM Alzheimer’s Disease and Memory Disorder Center and as a staff physician at the Michael E. DeBakey VA Medical Center where he designed programs that integrated mental health practice into home-based care, long-term care and primary care settings to ensure individuals with mental health and substance use disorders received compassionate and effective psychiatric care and treatment.

Class of 2022

Fatimah Loren '22
Fatimah Loren Dreier (Muhammad)
Vice President, HRiA / Executive Director, KP GVRE / Executive Director, HAVI
Washington, DC Metro Area

Fatimah serves as Vice President of Health Resources in Action, a Boston-based public health institute. In this capacity, she also serves as the inaugural Executive Director of the Kaiser Permanente Center for Gun Violence Research and Education (GVRE) and Executive Director of The Health Alliance for Violence Intervention (HAVI). The KP Center for GVRE is a $25M initiative which seeks to elevate the value and impact of health-focused solutions to gun violence through research grants and national education initiatives. The HAVI is a healthcare organization that has developed and scaled a model of care, called HVIPs, to treat violently injured patients. The HAVI has a presence in 85 markets in the United States. 

Fatimah currently involved in initiatives to support the Biden Administration on healthcare policy, spearheading the securing of over $10B of federal investments as well as reimbursement mechanisms for HVIPs. She has attracted notable supporters of the HAVI, including Steve Ballmer, former Microsoft CEO and Arthur Blank, co-founder of The Home Depot. 

Fatimah’s work and thought leadership has appeared in numerous media outlets including CNN, Washington Post, NPR, TIME, NY Times, Health Affairs, Politico, AP, and more. Her work has also appeared in Nature, Journal of Adolescent Health, Journal of the American College of Surgeons, American Journal of Public Health and more. She is a psychotherapist by training and a proud Phi Beta Kappa graduate of the University of Pennsylvania. 

Mikah Owen
Mikah Owen
Senior Clinical and Academic Program Director - Health Equity, UCLA-UCSF ACEs Aware Family Resilience Network
University of California - Los Angeles
Los Angeles, California  

Prior to joining the University of California, Davis, Mikah was an Assistant Professor in the Department of Pediatrics at the University of Florida College of Medicine–Jacksonville. In Jacksonville Mikah’s work focused on building a system of care for children and adolescents from marginalized and vulnerable backgrounds. Clinically, Mikah is a primary care pediatrician and medical director for a federally qualified health center. In this role Mikah provides direct patient care and oversees the clinical operations for two pediatric health centers. While in Jacksonville Mikah has led and participated in numerous initiatives aimed at improving the health and well-being of children at the local, state and national level. This work includes quality care initiatives aimed at improving healthcare delivery for youth in the child welfare system, extensive advocacy efforts aimed at improving health and well-being outcomes for youth involved with the justice system and working to establish Jacksonville as a Child Friendly City where all children have an equitable opportunity to reach their full potential.


Class of 2021

Cecilia “Cece” Calhoun, MD, MPHS, MBA
Cecelia “Cece” Calhoun, MD, MPHS, MBA
Assistant Professor
Internal Medicine, Section of Hematology
Pediatrics, Section of Hematology Oncology
Yale University

Dir. Adult Sickle Cell Program
Smilow Cancer Center
New Haven, Connecticut

Cece Calhoun MD, MPHS, MBA is the Medical Director of the Adult Sickle Cell Program at the Yale Cancer Center. She earned her MD at Wayne State University in her hometown of Detroit, MI. She went on to complete her residency and fellowship training at Michigan State University and Washington University in St. Louis. She conducts health equity research with and for persons with sickle cell disease, who are disproportionality impacted by health and healthcare disparities. 

Dr. Calhoun uses mixed methods to find solutions to the educational and healthcare obstacles critical to the longevity of adolescents with sickle cell disease. She has dedicated her career to the design and implementation of evidence-based interventions that promote successful transition from youth to adult care for the sickle cell population. As an NIH funded investigator she collaborates with her hematology colleagues across the nation to use Implementation Science methods to improve outcomes for patients with sickle cell disease throughout their lifespans. She has also worked with the American Society of Hematology as well as the Sickle Cell Disease Association of America to engage in governmental advocacy on the local and federal levels for patients with sickle cell. Her time at Yale SOM was pivotal in developing her interest in optimizing resource allocation within healthcare to address equity. 

Crystal Yates
Crystal Yates  
Diversity, Equity, and Inclusion Project Manager
The Center for Firefighter Injury Research & Safety Trends (FIRST)
Philadelphia, Pennsylvania

Crystal Yates is the Diversity, Equity, and Inclusion (DEI) Project Manager at the Center for Firefighter Injury Research and Safety Trends (FIRST). She oversees the FIRST Center's DEI research portfolio, including the development of the DEI FIRE Toolkit--an education, assessment, and training resource developed from best practices to advance DEI initiatives in the fire and rescue service.

Crystal has over 23 years of experience in the fire and EMS industry. She previously served as Deputy Commissioner of Administration and Finance and Assistant Deputy Commissioner of EMS, gaining extensive leadership experience. In 2014, she led the effort to launch the EMS Community Risk Reduction and Mobile Integrated Health Unit which pursued innovative strategies to use patient-centered, mobile resources to reduce unplanned hospital visits and connect patients with substance use disorder to necessary care.

Crystal is a long-time partner of the FIRST Center. During her time at PFD, she mentored the Firefighter Injury Research, Epidemiology, and Evaluation (FIRE) Fellows each summer, providing insight on EMS work from her time as both a paramedic and an EMS leader at PFD.

Her healthcare background is diverse and includes prehospital care, health insurance experience, and strengths-based family coaching. Crystal is passionate about health equity and has served on a structured community action team focused on reducing maternal mortality. She was a member of the Advisory Committee for Cities Changing Diabetes in Philadelphia. She participated in the Philadelphia Resilience Project and OD Stat overdose mortality review committee. She also served as an EMS consultant for Primary Maternity Care in Milford, Connecticut.

Crystal received a BS in Professional Study from West Chester University of Pennsylvania. She also completed a certificate program at the Thomas Jefferson University Municipal Innovation Academy. She is a Philadelphia Leadership alumna. 

Dr. Kennetha Gaines, RN, DNP, MBA, MA, PHN, CNL, CLEC
Dr. Kennetha Gaines, RN, DNP, MBA, MA, PHN, CNL, CLEC
Nursing Consultant
Office of Population Health – UCSF Health
Los Angeles, California

Kennetha's extensive background shines through as she brings forth robust clinical leadership and expertise, with a specialized focus on maternal and newborn infant care. Her dedication is particularly evident in her emphasis on perinatal outcomes for women of color. 

Across a spectrum of care settings, Kennetha's professional journey encompasses both nursing and management leadership roles within diverse metropolitan hospitals and community clinics. Presently, she occupies the role of a nurse consultant at UCSF Health within the Office of Population Health, contributing significantly to the enhancement of clinical support systems. 

Kennetha's proficiency extends to the management of comprehensive services spanning reproductive health, family planning, behavioral health, and disease management and prevention. She firmly believes that nursing has granted her a unique platform to harmonize community-based experience with the fundamental principles of science and evidence-based delivery of nursing interventions. Notably, Kennetha's unwavering commitment to serving underrepresented communities stands out prominently. 

With a remarkable academic journey, Kennetha boasts three master's degrees from UCLA in African American Studies, Urban Planning, and Nursing. Furthermore, she has achieved the pinnacle of her education with a Doctor of Nursing Practice from the Yale School of Nursing.