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We have experts on nearly every health topic, from heart disease, diabetes and childhood obesity to trauma and Alzheimer’s research.

Below is a sample of our experts. If you are looking for an expert in a topic not covered here, please contact our communications team for assistance.


Beth AverbeckBeth Averbeck, MD

Beth Averbeck, MD, has more than 15 years of leadership experience in clinic and hospital operations quality improvement.

Aaron BurnettAaron Burnett, MD

Aaron Burnett, MD, is the assistant medical director for Regions Hospital Emergency Medical Services and an emergency medicine physician at Hudson Hospital.

John ButlerJohn Butler, MD

John Butler, MD, practices internal medicine and geriatrics at HealthPartners Medical Group and as an informaticist, works to optimize the electronic health record.

David CaccamoDavid Caccamo, MD

David Caccamo, MD, practices family medicine and has been active in efforts to improve diabetes care in primary care clinics.

Demeka CampbellDemeka Campbell, MD

Demeka Campbell, MD, is a hospitalist at Regions Hospital, providing medical care for acutely ill hospitalized patients.

Heather CichanowskiHeather Cichanowski, MD

Heather Cichanowski, MD, CAQ, is the lead primary care sports medicine physician in HealthPartners Orthopaedic and Sports Medicine department.

Gary CollinsGary Collins, MD, MBA

Gary Collins, MD, is the department head of surgery for HealthPartners Medical Group and a senior trauma surgeon at Regions Hospital.

Pat CourneyaPat Courneya, MD

Pat Courneya, MD, provides senior medical leadership in quality of care and helps direct policy and strategy for the health plan.

Kelly FangKelly Fang, MS

Kelly Fang, MS is the lead health coach for JourneyWell, where she coaches participants over the phone on a variety of health topics.

Ralph FrasconeRalph J. Frascone, MD, FACEP

R.J. Frascone, MD, oversees 28 emergency medical service agencies in the East Metro area.

Bill FreyWilliam H. Frey II, PhD

William H. Frey, PhD, is a co-director of the Alzheimer's Research Center at Regions Hospital.

David GeskoDavid Gesko, DDS

David Gesko, DDS, is dental director of HealthPartners Dental Group and is passionate about integrating medical and dental care.

David GriffinDavid Griffin, MD

David Griffin, MD, practices pediatric medicine and has a special interest in special needs children and underserved populations.

Bret HaakeBret Haake, MD

Bret Haake, MD, is an expert in adult neurology, including disorders of the brain, spinal cord, nerves and muscles.

Carson HarrisCarson Harris, MD

Carson Harris, MD, practices emergency medicine and specializes in toxicology, to include drugs of abuse, the toxic effects of drugs and chemical toxicity.

Randy HurleyRandy Hurley, MD

Randy Hurley, MD, specializes in oncology and hematology and is medical director of HealthPartners and Regions Hospital cancer care centers.

Kurt IsenbergerKurt Isenberger, MD

Kurt Isenberger, MD, is medical director of emergency services at Regions Hospital.

Thomas KottkeThomas Kottke, MD

Thomas Kottke, MD, promotes overall health through four basic lifestyle interventions: eating smart, including 5 servings of fruits and vegetables every day, staying active, and being tobacco free and limiting alcohol consumption.

Rob LefevereRobert LeFevere, MD

Robert LeFevere, MD, is an emergency medicine physician at Regions Hospital.

Karen MargolisKaren Margolis, MD, MPH

Karen Margolis, MD, MPH, is director of clinical research with the HealthPartners Research Foundation.

Charlene McEvoyCharlene McEvoy, MD

Charlene McEvoy, MD, conducts research on chronic obstructive pulmonary disorder and asthma and sleep in adults.

Michael McGonigalMichael McGonigal, MD

Michael McGonigal, MD, is the director of trauma services at Regions Hospital specializing in adult and children’s trauma.

Brian NelsonBrian Nelson, MD

Brian Nelson, MD, is the medical director for Physicians Neck & Back Clinics. He specializes in non-operative treatment for chronic neck and back pain.

J. Daniel NelsonJ. Daniel Nelson, MD, FACS, FARVO

J. Daniel Nelson, MD, is an expert in ophthalmology and the associate medical director of specialty care for HealthPartners Medical Group and Clinics.

Patrick O'ConnorPatrick O'Connor, MD, MA, MPH

Patrick O’Connor, MD, MA, MPH, researches diabetes, hypertension, obesity and primary prevention of chronic disease as part of the HealthPartners Research Foundation.

Carl PatowCarl Patow, MD, MPH, MBA, FACS

Carl Patow, MD, MPH, MBA, FACS, is executive director of HealthPartners Institute for Medical Education and has a special interest in reducing health disparities.

Brian RankBrian Rank, MD

Brian Rank, MD, is an oncologist practicing at HealthPartners Riverside Clinic, and, since 1998, has served as medical director for HealthPartners Medical Group.

Elizabeth ReeveElizabeth Reeve, MD

Elizabeth Reeve, MD, is a staff physician at Regions Hospital, specializing in child and adolescent psychiatry.

Heidi SchmidtHeidi Schmidt, RD

Heidi Schmidt, RD, is a JourneyWell health coach and updates nutrition education material used for health promotion.

Nancy SherwoodNancy Sherwood, PhD

Nancy Sherwood, PhD, conducts research on the prevention and treatment of obesity in children and adults.

Steve SmalleySteve Smalley, MD

Dr. Smalley, MD, is a specialist in coronary disease, lipid disorders, valve disease, and heart imaging tests.

Leif SolbergLeif Solberg, MD

Leif I. Solberg, MD, is a board-certified family physician who combines leadership in a health plan and large medical group with research on quality, implementation and organizational change.

Sam StellpflugSam Stellpflug, MD

Samuel Stellpflug, MD, practices emergency medicine and clinical toxicology at Regions Hospital.

Tom Von SternbergTom Von Sternberg, MD

Tom von Sternberg, MD, is the Associate Medical Director of Geriatrics, HomeCare and Hospice. He has been practicing as a geriatrician for 27 years.

Julie SwitzerJulie Switzer, MD

Julie Switzer, MD, is director of geriatric orthopaedic trauma at Regions Hospital and has a special interest in diseases of bone metabolism, such as osteoporosis.

Michael Triangle Michael Trangle, MD

Michael Trangle, MD, is associate medical director of behavioral health for HealthPartners Medical Group and a practicing psychiatrist.

Art WinemanArt Wineman, MD

Art Wineman, MD, is currently the Department Head of HealthPartners Family Medicine, with a particular interest in caring for patients with depression.

Pat WalkerPatricia Walker, MD, DTM&H

Patricia Walker, MD, has been the director of the HealthPartners Travel Medicine program since 1988 and served as medical director at HealthPartners Center for International Health from 1988–2010.