Hospice and Palliative Medicine Fellowship Faculty


Annette Nijjar, MD


Medical school: Eberhard Karls-Universität, Tübingen, Germany

Residency: Albert Einstein Medical Center, Philadelphia, PA

Fellowship: University of Minnesota Hospice and Palliative Medicine

Board certifications: Internal medicine, hospice and palliative medicine 


Colin Turner, MD 
Associate Program Director


Primary Specialty: Internal Medicine

Medical School: Medical College of Wisconsin

Residency: Internal Medicine/Pediatrics, University of Minnesota

Board Certifications: American Board of Internal Medicine – Focused practice in Hospital Medicine and Hospice and Palliative Medicine

Dr. Turner is married to a fellow Med/Peds physician who practices primary care in the Twin Cities. He has been a core faculty member of the UMN Internal Medicine residency for 11 years and enjoys teaching primary palliative care skills to trainees.  He has two children age 9 and 11 who are a great team and keep him busy, recently coaching his daughter’s recreational soccer team, despite not played soccer since elementary school!  He enjoys movies to unwind and participating in YMCA family camp.


David Flemig, MD


Primary Specialty: Hospice and Palliative Medicine

Medical School: University of Minnesota

Residency: Internal Medicine and Pediatrics, University of Kentucky

Fellowship: Hospice and Palliative Medicine, University of Kentucky and Bluegrass Care Navigators

Board Certifications: Internal Medicine, Pediatrics, and Hospice and Palliative Medicine

Dr. Flemig is a member of AAHPM and the Academy of Communication in Healthcare.  His professional interests include improving healthcare communication.

Kristopher Hartwig, MD



Medical school: University of North Carolina at Chapel Hill

Residency: University of California, Davis, Family Medicine Residency

Board certifications: Family medicine, hospice and palliative medicine

Highlight: Extensive experience in rural hospice (New York) and international palliative care development (Tanzania)

Terrence Maag, MD


Medical school: Rush Medical College of Rush University

Residency: University of Massachusetts Internal Medicine Residency

Board certifications: American Board of Internal Medicine (ABIM) Certification; ABIM Certification in Hospice and Palliative Medicine; Hospice Medical Director Certification Board, Hospice Medical Director

Rotation Site: HealthPartners Hospice and Palliative Care


Rena Singleton, MD


Primary Specialty: Internal Medicine

Medical School: University of New Mexico School of Medicine

Residency: Internal Medicine, University of Minnesota

Fellowship: Hospice and Palliative Medicine, University of Minnesota

Dr. Singleton works as both a hospitalist and an inpatient Palliative Care provider, particularly interested in inpatient practice of medicine in both Internal Medicine and Palliative Medicine specialties.  Professional memberships include American Academy of Hospice and Palliative Medicine (AAHPM), Society of General Internal Medicine (SGIM), and Society of Hospital Medicine (SHM)


Adam Sterman, MD


Primary Specialty: Pediatrics

Medical School: Rutgers New Jersey Medical School, Newark, NJ

Residency: Pediatric Medicine, Jacobi Medical Center, Bronx, NY

Fellowship: Hematology/Oncology, Children’s Hospital at Montefiore, Bronx, NY and Palliative Care, Memorial Sloan Cancer Center, Manhatten, NY.

Dr. Sterman is board certified in Pediatrics and Hospice/Palliative Care, and is a member of the Academy of Hospice and Palliative Medicine and the American Society of Clinical Oncology.