Executive Leadership Team

David Ernesto Munar

President and CEO

David Ernesto Munar has devoted his entire professional career to building comprehensive systems of care and prevention that meet the needs of vulnerable populations. Since joining Howard Brown Health in 2014 as its President and CEO, Munar has focused on ensuring the delivery of excellent health and wellness services to Howard Brown’s patient populations, strengthening finances and operations, and positioning the organization for long-term sustainability and growth. Under his leadership, Howard Brown has expanded to include more than 10 health clinics from Englewood to Rogers Park, serving more than 34,000 people annually.

Prior to Howard Brown, Munar honed his career at the AIDS Foundation of Chicago where he held several positions, including President and CEO, during his 23-year tenure with the agency. He currently serves on the governing boards of AllianceChicago, AIDS United, the Black AIDS Institute, and Cook County Health and Hospitals System.

His advocacy work has earned several accolades, including being named a Champion of Change by the White House in 2011. In 2007, he helped launch the Coalition for a National AIDS Strategy, which led to the National HIV/AIDS Strategy unveiled by President Obama in July 2010.

Munar’s work draws on career experience and perspectives as a bilingual Colombian‐American and gay man living with HIV. He is an avid runner and graduate of Northwestern University.


Kristin Keglovitz Baker, PA-C, AAHIVS

Chief Operating Officer and Certified Physician Assistant

Kristin joined Howard Brown Health in 2005 as a Physician Assistant and became Director of Clinical Operations in 2010. She most recently was promoted to Chief Operating Officer in 2014. Her medical practice focus includes LGBTQ care, women’s health, HIV medicine, health promotion and interdisciplinary medical care for populations at risk. Kristin has been the driving force behind numerous projects at Howard Brown including Alternative Insemination, Primary Care Opt- Out HIV testing, rapid Hepatitis C testing, and the expansion of service lines to include areas such as pediatrics, dental, and expanded sexual and reproductive health services. As part of an interdisciplinary team, Kristin provides medical care to a diverse population of patients. A Physician Assistant with a Master’s in Biochemistry, Kristin graduated from Marquette University in 2002. Kristin was selected to be a National Health Service Corps Scholar and was employed through the Corps from 2003-2005 serving the migrant population in central California. In 2010, she completed a fellowship at Kansas University in Community Health Center leadership and development. She has been the primary investigator and sub investigator on a number of clinical research trials, serves as Howard Brown’s Institutional Review Board chair, and manages numerous grants as program director. Kristin is passionate about community health and improving health outcomes in communities of need.


Magda Houlberg, MD

Chief Clinical Officer

Magda joined Howard Brown Health in 2008 as its Director of Geriatric Medicine and became Chief Clinical Officer in 2011. Her medical practice focus includes LGBTQ aging, HIV medicine, health promotion and interdisciplinary medical care for populations at risk. Magda has been the driving force behind the expansion of HBHC’s medical and social services for older LGBTQ adults, especially those aging with HIV. In particular, Magda has served as a medical provider and core staff member for the Chicago Elder Services Community Initiative, a collaborative project between Howard Brown Health Center, Rush University Medical Center, CJE-Senior Life, Heartland Alliance and Midwest Palliative & Hospice Care Center. As part of an interdisciplinary team, Magda provides medical care to LGBTQ older adults, training to local health care and social service providers to improve their competencies in working with LGBTQ seniors, and where appropriate, in-home care. An Internal Medicine Physician and Geriatrician, Magda graduated from Antioch College with a major in Biology. In 2004, she graduated from Rush University Medical College and went on to complete a residency there in internal medicine. She has completed a Fellowship in geriatric medicine and served as an assistant professor in the geriatric medicine section at Rush University Medical Center.

Anthony Armstrong, M.P.A.

Director of Business Development and Pharmacy Operations

Anthony joined Howard Brown Health in 2014. At Howard Brown, Anthony oversees the 340B Drug Pricing Program, pharmacy strategy and operations, as well as agency-wide business development and strategic initiatives.
Anthony has over a decade of experience in project management, business development, and executive management throughout both the private and public sectors. The first seven years of his career were spent with the Tavistock Group, an international private investment organization. With the Tavistock Group, Anthony aided in the management and oversight of real estate, investment, and project management initiatives throughout the world. From there, Anthony became one of the founding members and Executive Director of the Zebra Coalition and an associate with its parent company, Aspire Health Partners. The Zebra Coalition is a network of organizations that provides housing, behavioral health services, medical care, outreach, and scholarships to LGBTQ youth through a drop-in center and supportive housing throughout Central Florida. Under his leadership the Zebra Coalition was recognized as Central Florida’s Nonprofit of the Year, Orlando’s Most Effective Nonprofit, and received the designation as “Simply the Best” from Orlando Life Magazine. Anthony has a bachelor’s degree in Management from the University of Central Florida, as well as a master’s degree in Public Administration from DePaul University.

Andie Baker

Vice President, Howard Brown Health’s Center for Education, Research and Advocacy

Andie Baker joined Howard Brown in 2012, launching numerous new programs including Howard Brown’s community advisory board, Ryan White grants management program, and quality improvement department, which has been recognized for excellence HIV quality improvement and leader in sexual orientation and gender identity data collection. Andie is passionate about leveraging data and community engagement in healthcare organizations to improve health equity. Andie originally moved to Chicago to complete a Bachelors of Arts from Northwestern University and worked in healthcare and social service organizations for over ten years. Andie completed the Community Health Center Executive Fellowship through the University of Kansas Medical Center in 2015. Andie earned a Master’s degree from University of Chicago’s School of Social Service Administration in 2012, completing the Graduate Program for Health Administration and Policy, focusing on health care policy and administration in community health centers.

Patrick Gibbons, D.O.

Regional Medical Director, North Region Clinics

Dr. Patrick Gibbons is a Family Medicine Physician who believes in fostering a strong patient-provider relationship and empowering patients to achieve a better state of overall health and wellness. He is a member of the American Osteopathic Association and the American Academy of HIV Medicine. He received his medical degree from Michigan State University College of Osteopathic Medicine and his bachelor’s degree from Miami University of Ohio. In 2013, Dr. Gibbons came to Howard Brown after completing his residency at Advocate Christ Medical Center. During his time at Howard Brown, he has served as both a medical provider and the site medical director at Howard Brown Health Halsted, and, in 2019, he became the Regional Medical Director for Howard Brown Health’s North Region clinics. Dr. Gibbons is passionate about delivering quality, comprehensive healthcare to underserved communities.

Maya Green, MD, MPH

Regional Medical Director, South Region Clinics

Maya Green is a proud south side Chicagoan, who formerly served as an educator in the private and public school sectors. After obtaining her MD/MPH with a focus on Health Policy and Administration at the University of Illinois at Chicago, she completed a residency in family medicine at the University of Miami and a specialty fellowship in HIV medicine at Rush University Medical Center. Maya previously worked as an HIV specialist at the Ruth M. Rothstein CORE Center, and now she serves as the Regional Medical Director for Howard Brown Health’s South Region clinics. Her client panels include pediatric, adolescent and adults who speak Spanish or American Sign Language and people who experience substance use disorder. Dr. Green is the founder of HIV Real Talk – NFP and a board member of Chicago Task Force Prevention & Community Services. Both of these organizations focus on decreasing disparities among Chicago’s marginalized communities.

Bill Joure

Senior Vice President of Business Enterprise, Facilities & Construction

Bill Joure started with Howard Brown Health as Senior Director of Retail Operations in April of 2012, overseeing the efforts of the agency’s Brown Elephant Resale Stores. In his tenure at Howard Brown, Bill has overseen the relocation of the Lakeview Brown Elephant Store, as well as the remodel of the Andersonville location, and the addition of online selling. With the expansion of medical sites including Howard Brown Health Clark and Howard Brown Health 63rd St., Bill transitioned into his current role as Senior Vice President of Business Enterprise, Facilities & Construction, focusing on the health center facilities operations. He has overseen the opening of six new clinical locations, and the relocation or expansion of four other sites. Bill has over 20 years of retail and facilities management experience, leading large volume, flagship store locations for Eddie Bauer and Pottery Barn in Chicago. At Eddie Bauer, Bill also served as the market recruiter and trainer for the Chicago market. Prior to coming to Howard Brown, Bill served as a Showroom Manager for Kohler Company’s Baker, furniture division. Bill holds a Bachelor of Arts degree from Michigan State University.

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John H. McElwee, C.P.A., M.B.A.

Chief Financial Officer

John H. McElwee has over 20 years of healthcare finance experience in nonprofit settings, and recently he was the CFO for Borgess Health’s medical group in Kalamazoo, MI. He earned his CPA license while working at Deloitte in the early 1990’s and obtained his MBA degree from the Kellogg School of Management at Northwestern University. John’s focus on process improvement initiatives have increased patient satisfaction with the billing process, which can sometimes be the most confusing part of a patient’s healthcare experience. Originally from the Detroit area, John moved to West Michigan after graduating from Hope College where he earned his Bachelor of Administration degree in Business and Accounting. John also earned his Master of Business Administration degree from the Kellogg School of Management at Northwestern University. John became a Certified Public Accountant while working for the Grand Rapids office of Deloitte & Touche, and was also a finance executive with Blue Care Network. He is a member of the Healthcare Finance Management Association.

Diane Pascal

Senior Vice President of External Relations

Diane joined Howard Brown Health in 2015. At Howard Brown, she is responsible for private fundraising and for marketing and communications activities. Diane has almost two decades of experience in fundraising and nonprofit management. Previously, she was Vice President of External Relations at Inspiration Corporation, a Chicago homeless services agency. At Inspiration Corporation, she created a major gifts program and laid the groundwork for a $6.3 million capital campaign for which she provided staff leadership. Diane has also worked at Feeding America, where she was a major and planned giving officer, and at the School of Social Service Administration at the University of Chicago, where she was Director of Alumni Affairs and the Fund for SSA. Before embarking on her development career, she worked in corporate communications at Chicago advertising agencies Cramer-Krasselt and Bayer Bess Vanderwarker, where her responsibilities included media relations, internal and external communications, and agency marketing. Diane has a bachelor’s degree in English with a minor in Russian studies from Bates College in Lewiston, Maine, where she also volunteers as an alumni interviewer and job shadow host. In addition, she volunteers to restore wetlands and prairie with The Wetlands Initiative and to support minors in the foster care system with CASA Cook County.