Dr. Marguerite A. Hollenbeck

Profile

Board-certified internist with 14 years of clinical experience managing complex, multi-morbid adult populations across inpatient and outpatient settings. Subspecialty focus in hospital medicine and chronic disease management, with demonstrated expertise in reducing 30-day readmission rates and optimizing care transitions. Led a 22-provider hospitalist group and drove a 17% reduction in average length of stay over three years.

Work Experience

Attending Physician – Hospital MedicineAug 2018 - Present

Ridgecrest Health System, Denver, CO

Manage an average daily census of 18–22 inpatients with complex comorbidities including CHF, COPD, and sepsis, maintaining a patient satisfaction (HCAHPS) score in the 91st percentile for the past two consecutive years.
Championed a care-transition protocol in collaboration with case management and SNF partners that reduced 30-day all-cause readmission rates from 14.8% to 10.3%, saving the system an estimated $2.1M annually.
Mentor 6 internal medicine residents per rotation cycle, achieving a 100% first-attempt board passage rate among mentored residents over the past four years.

Staff Physician – General Internal MedicineJun 2013 - Jul 2018

Foothills Medical Associates, Boulder, CO

Maintained a panel of 1,800 adult patients, delivering preventive, chronic, and acute care with an average 3.2-day appointment wait time, 40% below the regional benchmark of 5.4 days.
Implemented a diabetes management registry using Epic's population health tools, increasing HbA1c screening compliance from 61% to 89% and reducing mean HbA1c across the diabetic panel from 8.4 to 7.6 over 18 months.
Collaborated with pharmacy and nursing staff to launch a hypertension control initiative that brought 74% of hypertensive patients to goal BP, up from 52% at baseline.

Internal Medicine ResidentJul 2010 - Jun 2013

University of Colorado Hospital, Aurora, CO

Completed categorical internal medicine residency with distinction, finishing in the top 10% of the cohort on ABIM In-Training Examination in years 2 and 3.
Presented original quality-improvement research on antibiotic stewardship at the 2012 Society of General Internal Medicine Annual Meeting, contributing to a 31% reduction in unnecessary broad-spectrum antibiotic use on the general medicine wards.
Supervised and evaluated 4 medical students per block, receiving a mean teaching evaluation score of 4.8 out of 5.0.

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