Christopher M. Callahan, MD
Professor of Medicine
Christopher Callahan, MD, was recognized in 2016 with the Edward Henderson award from the American Geriatrics Society. This Regenstrief investigator has spent more than two decades developing and exploring new treatment options for older adults. This work complements that of the department’s Grace Team Care center, which is also focused on the well-being of older adults.
General Internal Medicine
1101 West Tenth St.
Indianapolis , IN 46202
Titles & Appointments
- Director, Indiana University Center for Aging Research
- Investigator, Regenstrief Institute, Inc.
Dr. Callahan's major research interest is improving the care of older adults with late life depression, dementia, and related conditions. His studies seek ways to enable primary care physicians to deliver excellent care to older adults.
Variation in Hospice Services by Location of Care: Nursing Home Versus Assisted Living Facility Versus Home.
Transitions From Skilled Nursing Facility to Home: The Relationship of Early Outpatient Care to Hospital Readmission.
Categorizing Health Outcomes and Efficacy of mHealth Apps for Persons With Cognitive Impairment: A Systematic Review.
Comparing Crowdsourcing and Friendsourcing: A Social Media-Based Feasibility Study to Support Alzheimer Disease Caregivers.
Depression and Anxiety Screens as Simultaneous Predictors of 10-Year Incidence of Diabetes Mellitus in Older Adults in Primary Care.
Does Body Mass Index Modify Memory, Reasoning, and Speed of Processing Training Effects in Older Adults.
Depression and Anxiety Screens as Predictors of 8-Year Incidence of Myocardial Infarction and Stroke in Primary Care Patients.
Are There Differences in Treatment and Survival Between Poor, Older Black and White Women with Breast Cancer?
Redefined blood pressure variability measure and its association with mortality in elderly primary care patients.
Obesity and 10-year mortality in very old African Americans and Yoruba-Nigerians: exploring the obesity paradox.
Hospital and nursing home use from 2002 to 2008 among U.S. older adults with cognitive impairment, not dementia in 2002.
Optimal blood pressure for cognitive function: findings from an elderly African-American cohort study.
Effect of collaborative care for depression on risk of cardiovascular events: data from the IMPACT randomized controlled trial.
Depressive symptom clusters as predictors of incident coronary artery disease: a 15-year prospective study.
Health outcomes and cost of care among older adults with schizophrenia: a 10-year study using medical records across the continuum of care.
Systematic review of non-pharmacologic interventions to delay functional decline in community-dwelling patients with dementia.
Enhancing care for hospitalized older adults with cognitive impairment: a randomized controlled trial.
Alzheimer's disease multiple intervention trial (ADMIT): study protocol for a randomized controlled clinical trial.
Communicating with clinicians: the experiences of surrogate decision-makers for hospitalized older adults.
Selecting a change and evaluating its impact on the performance of a complex adaptive health care delivery system.
Computerized decision support for medication dosing in renal insufficiency: a randomized, controlled trial.
Computerized decision support to reduce potentially inappropriate prescribing to older emergency department patients: a randomized, controlled trial.
Cost analysis of the Geriatric Resources for Assessment and Care of Elders care management intervention.
Defining the domain of geriatric medicine in an urban public health system affiliated with an academic medical center.
Effectiveness of collaborative care for older adults with Alzheimer disease in primary care: a randomized controlled trial.
Geriatric Resources for Assessment and Care of Elders (GRACE): a new model of primary care for low-income seniors.
Limitation of a single clinical data source for measuring physicians' performance on quality indicators.
Pursuing integration of performance measures into electronic medical records: beta-adrenergic receptor antagonist medications.
American Board of Internal Medicine - Internal Medicine