Primary Care Providers

Howard Brown Health Clark, 6500 N. Clark St.

 

 

Alfred Torrence, MD, AAHIVS

Site Medical Director

(he/his/him)

Education & Training

  • Doctor of Medicine, Oregon Health Sciences University
  • Internship and Residency, Internal Medicine, University of Illinois

Specialty areas and certifications

  • Board of Directors, Northwestern Healthcare Corporation 1991-2000
  • Member, The Endocrine Society
  • Member, National Lipid Association

Professional History

  • Member of the United States Public Health Service
  • Instructor of Clinical Medicine, Northwestern Memorial Hospital and the faculty of Northwestern Medical School
  • Founding partner and vice president of Northwestern Memorial Physician’s Group

Eric Christoff, MD

Physician

(he/him/his)

Education and Training

  • Bachelor’s Degree, Biological Sciences/Pre-Medicine with minor in sociology, Kent State University, Kent, OH
  • MD, University of Toledo College of Medicine, Toledo, OH (formerly Medical College of Ohio at Toledo)
  • Resident, Department of Internal Medicine, Rush University Medical Center, Chicago, IL

Professional History

  • Internal Medicine Physician at Northwestern Medical Group Chicago, IL

Specialty Areas and Certifications

  • Board Certified, Internal Medicine, American Board of Internal Medicine (ABIM)
  • Enrolled in ABIM Continuous Professional Development Program for recertification process 2007-2117
  • Member of Gay and Lesbian Medical Association, American Academy of HIV Medicine, American Medical Association, and American College of Physicians

Interests

  • HIV
  • LGBTQ health

Drew Guzman, MD

Family Medicine Physician

(any pronouns)

Education and Training

  • Undergraduate: B.S. in Political Science, University of Michigan, Ann Arbor, MI
  • Medical School: M.D., Wayne State University School of Medicine, Detroit, MI

Professional History

  • Advocate Illinois Masonic Family Medicine Residency, Chicago, IL, 2014-2017

Specialty Areas and Certifications

  • Family Medicine, ABFM Certification in 2017

Interests

  • Preventive medicine
  • Chronic disease management
  • Pediatrics and well-child care
  • Spanish and Filipino-speaking populations
  • HIV care
  • TGNC/gender affirming care
  • Women’s health
  • Office procedures

David Moore, DO

Physician, Internal Medicine

(he/his/him, they/them/theirs)

Education & Training

  • DO, Chicago College of Osteopathic Medicine
  • Internship and Residency, Internal Medicine, Cook County Hospital
  • BA, Physiology, Southern Illinois University

Specialty areas and certifications

  • Board Certified, Internal Medicine (ABIM) and Integrative Medicine (ABHM)

Professional History

  • Director, HIV/ AIDS Program, Advocate Masonic Medical Center
  • Primary Care Internal Medicine, Masonic Medical Center
  • Medical Director, Strong Spirit Wellness Center
  • Assistant Professor of Medicine, Rush Medical College
  • Field Investigator, Chicago Program for Community Research on AIDS

Interests

  • LGBTQ Health
  • HIV/ AIDS Care
  • Gender-affirming Care
  • Integrative Medicine
  • Classical Piano/ Chamber Music

Aiden Harrington, APN, CNM, AAHIVS

Advanced Practice Nurse

(they/them/their or Saur)

Education & Training

  • Masters of Science, New York University, College of Nursing
  • Bachelors of Science, New York University, College of Nursing

Professional History

  • Advanced Practice Clinician, Planned Parenthood of Northern New England
  • Registered Nurse – Internal Medicine, NYU Langone Medical Center
    Specialty Areas and Certifications
  • Primary Care
  • Transgender Health
  • HIV Prevention and Care
  • Sexual & Reproductive Health
  • Pregnancy & Abortion Services
  • Cervical Screening & Colposcopy
  • Member, ACNM (American College of Nurse Midwives)
  • Member, ASCCP (American Society for Colposcopy & Cervical Pathology)
  • Member, ASRM (American Society for Reproductive Medicine)
  • Member, NAF/ Clinicians for Choice
  • Member, Sigma Theta Tau International, Nursing Honors Society
  • Member, World Professional Association for Transgender Health

 Interests

  • Social, Sexual, and Reproductive Justice
  • Sexual and Gender Minority Communities, e.g. LGBTQQI, kink/leather/BDSM, non-monogamy/ polyamory, and sex work

 

Magda Houlberg, MD, AAHIVS

CHIEF CLINICAL OFFICER

(they/them/theirs or she/her/hers)

Education & Training

  • Bachelors of Science in Biology, Antioch College
  • MD Internal Medicine Program, Rush University Medical College,
  • Internship and Residency Section of Geriatrics, Rush University Medical College
  • Geriatric Medicine Fellowship, Rush University Medical College

Professional History

  • Provider of Internal Medicine, HIV and geriatric medicine care at Howard Brown
  • Assistant Professor in the Section of Geriatric Medicine
  • Palliative Care at Rush University Medical Center

Specialty area and certifications

  • Internal Medicine
  • Geriatric Medicine

Interests

  • LGBTQ aging
  • Interdisciplinary medical care for populations at risk
  • HIV care and prevention
  • Gender affirming care/transgender medicine
  • Sexual health
  • Older adults/geriatrics
  • Palliative care
  • Hepatitis C treatment
  • Biomedical research

Rick McEwan, APRN, MSN, AAHIVS

Advanced Practice Nurse

(he/him/his)

Education:

  • Bachelors of Science in Psychology, Minor in Women’s Studies, Drexel University, Philadelphia, PA
  • Masters of Science in Nursing, Bachelors of Science in Nursing, Accelerated FACT program, Thomas Jefferson University

Specialties:

  • Family Practice Certification- Individual across the lifespan- AANP
  • Certified Dementia Practitioner- NCCDP
  • Member, PSI CHI, International Honor Society in Psychology
  • Member, Sigma Theta Tau, International Honor Society of Nursing

Professional History:

  • Clinical Research Nurse, Thomas Jefferson University
  • Transitional Care Nurse, Alden Lincoln Park Rehabilitation
  • Advanced Practice Nurse, Behavioral Care Solutions

Interests:

  • HIV/AIDS
  • Preventative Healthcare
  • LGBTQ Sexual Health
  • PrEP
  • Men’s Health
  • Transgender Health and HRT
  • Travel
  • Karaoke
  • Sci-FI

Michelle Moore, AGPCNP-BC, MSN

Nurse Practitioner

(she/her/hers)

Education

  • University of Illinois at Champaign, B.S. Molecular & Cellular Biology, B.A. Health Communication
  • University of Illinois at Chicago, M.S. Nursing

Professional History

  • Northshore Evanston Hospital, Medical/Surgical/Oncology RN
  • DuPage Medical Group, Triage Nurse

Specialty Areas / Certifications

  • Primary Care Adult-Gerontology

Interests

  • Women’s Health
  • Trans Health
  • General Medical Care

Stanley A. Ruder, PMHNP-BC

Psychiatric Nurse PRACTITIONER

(he/him/his)

Education

  • Master of Science in Nursing, University of Illinois at Chicago
  • Bachelor of Fine Arts in Industrial Design, University of Illinois at Urbana/Champaign

Professional History

  • Mile Square Health Center, Psychiatric Nurse Practitioner
  • Neuropsychiatric Services, Psychiatric Nurse Practitioner
  • Sts. Mary and Elizabeth Hospital, Psychiatric Nurse
  • Chicago Lakeshore Hospital, Psychiatric Nurse
  • Maryville Behavioral Health Hospital, Psychiatric Nurse

Interests

  • LGBTQ health

Dan Wood, NP – Clark

NURSE PRACTITIONER

(he/his/him)

Education & Training

  • Bachelor of Science, Hope College
  • Master of Science, Loyola University

Professional History

  • Critical care nurse, Rush University

Interests

  • Transgender health
  • LGBTQ sexual health
  • PrEP
  • Navigating sero-different relationships