Sarah Johnson
Houston
Summary
Executive-level Advanced Practice Provider with over 20 years of progressive nursing and advanced practice experience, including leadership across Structural Heart, Interventional Cardiology, Electrophysiology, and Interventional Radiology. Proven ability to scale programs, optimize throughput, improve patient outcomes, and lead multidisciplinary teams in complex academic medical environments with a strong focus on high-reliability care and quality improvement.
Overview
22
22
years of professional experience
1
1
Certification
Work History
Lead Advanced Practitioner Provider- Cath Lab, Electrophysiology & Interventional Radiology
Memorial Hermann Hospital Texas Medical Center
Houston, TX
08.2022 - Current
- Direct operational and clinical oversight of APP teams across Cath Lab, Electrophysiology, and Interventional Radiology
- Designed and implemented staffing models across Cath, EP, and IR that improved coverage reliability, reduced gaps in APP coverage, and supported sustainable workflows during periods of staffing shortage.
- Spearhead quality improvement initiatives driving throughput, ED reduction, and patient outcomes
- Collaborate with executive leadership, physicians, and multidisciplinary teams on strategic initiatives
- Led multidisciplinary teams to enhance patient care quality and operational efficiency.
- Developed and implemented protocols for patient safety and clinical best practices.
- Analyzed workflow processes, identifying areas for improvement and streamlining operations.
- Collaborated with healthcare providers to coordinate comprehensive patient treatment plans.
- Developed strong working relationships with colleagues and external partners to facilitate effective collaboration on shared goals.
- Increased patient satisfaction scores through excellent communication, empathy, and understanding of individual needs.
- Improved efficiency within the practice by proactively identifying bottlenecks in workflow processes and implementing targeted improvements.
Structural Heart Acute Care NP
Memorial Hermann Hospital Texas Medical Center-
Houston
04.2013 - Current
- Manage high-acuity cardiovascular patients across inpatient and outpatient settings
- Delivers collaborative medical care to cardiology valve service patients per ANA scope and standards of practice.
- Support clinical research programs contributing to FDA device approvals.
- Lead structural heart program operations including TAVR coordination and complex case management.
- Manage high-acuity cardiovascular patients across inpatient and outpatient settings
- Screens patients for TAVR, TMVR, TEER, TTVR, PFO/ASD/LAAO closure and other structural heart procedures; conducts assessments, histories, physical exams, and orders appropriate tests.
- Participates in daily rounding on structural heart valve patients and new consults; prescribes medications and provides direct patient care.
- Implemented multiphase power plans for pre- and post-operative protocols aligned with ACC guidelines; met and exceeded geometric length-of-stay targets.
- Collects and presents diagnostic workup data at weekly Structural Heart Conference, coordinates registry guidelines and research protocols.
- Conducted training sessions on new technologies and procedures for clinical staff.
- Oversaw compliance with regulatory requirements, ensuring high standards of care delivery.
- Excelled in time management skills, enabling the completion of all daily tasks while providing exceptional care to patients.
- Maintained up-to-date knowledge of industry trends, research findings, and advancements in medical technology to enhance clinical practice.
- Collaborated with interdisciplinary teams to develop comprehensive treatment plans for optimal patient care.
Emergency Room Registered Nurse
CHI Baylor St. Lukes Hospital
Houston, TX
04.2010 - 04.2013
- Delivered high-acuity emergency care in a busy academic ED
- Precepted new nurses and supported unit workflow and quality initiatives
- Provided critical care and assessment for diverse patient populations in fast-paced emergency environment.
- Collaborated with interdisciplinary teams to develop and implement effective treatment plans.
Emergency Room Registered Nurse
Clear Lake Regional Medical Center
Webster, TX
05.2007 - 11.2010
- Provided comprehensive emergency nursing care with responsibility for patient assessment, coordination, and team support
- Streamlined triage processes, improving patient flow and reducing wait times in high-volume scenarios.
- Collaborated with physicians to quickly assess patients and deliver appropriate treatment while managing rapidly changing conditions.
- Collaborated with interdisciplinary teams to develop and implement effective treatment plans.
Staff Nurse
Mainland Medical Center
Texas City, TX
05.2004 - 05.2007
- Delivered inpatient nursing care across medical and surgical populations
- Served as a preceptor and patient advocate, supporting interdisciplinary care coordination
- Administered patient care plans, ensuring compliance with medical protocols and standards.
Education
Master of Science in Nursing -
University of Texas Health Science Center
Houston, TX12-2012
Bachelor of Science in Nursing -
University of Texas Medical Branch
Galveston, TX12-2009
Associate Degree of Nursing -
San Jacinto College
Houston, TX05-2007
Licensed Vocational Nurse -
Alvin Community College
Alvin, TX05-2004
Skills
- Cerner, Care4, EPIC
- Clinical & Operational Leadership
- Structural Heart & Transcatheter Therapies
- Process Improvement & QI
- Multidisciplinary Collaboration
- High-Reliability Care
- Clinical Operations and Workflow Redesign
Affiliations
- Sigma Theta Tau International
- American Association of Nurse Practitioners
- Texas Nurse Practitioners Association
Certification
- ACNP-BC
- Post Master’s Emergency & Trauma Certification (2013)
- DEA
- RN
- Lean Six Sigma Yellow Belt
- FCCS
- BLS/ACLS
Timeline
Lead Advanced Practitioner Provider- Cath Lab, Electrophysiology & Interventional Radiology
Memorial Hermann Hospital Texas Medical Center
08.2022 - Current
Structural Heart Acute Care NP
Memorial Hermann Hospital Texas Medical Center-
04.2013 - Current
Emergency Room Registered Nurse
CHI Baylor St. Lukes Hospital
04.2010 - 04.2013
Emergency Room Registered Nurse
Clear Lake Regional Medical Center
05.2007 - 11.2010
Staff Nurse
Mainland Medical Center
05.2004 - 05.2007
Master of Science in Nursing -
University of Texas Health Science Center
Bachelor of Science in Nursing -
University of Texas Medical Branch
Associate Degree of Nursing -
San Jacinto College
Licensed Vocational Nurse -
Alvin Community College
PEER REVIEWED PUBLICATIONS
Ghotra, A. S., Monlezun, D. J., Boone, D., Jacob, R., Poosti, K., Loghin, C., Garcia-Sayan, E., Johnson, S., Zhao, Y., Balan, P., Nguyen, T. C., Estrera, A., Gregoric, I. D., Loyalka, P., Kar, B., Smalling, R. W., & Dhoble, A. (2020). Outcomes of patients undergoing transcatheter aortic valve implantation with incidentally discovered masses on computed tomography. American Journal of Cardiology, 132, 114–118. https://doi.org/10.1016/j.amjcard.2020.07.003
Balan, P., Zhao, Y., Johnson, S., Arain, S., Dhoble, A., Estrera, A., Smalling, R. W., & Nguyen, T. C. (2017). The Society of Thoracic Surgery risk score as a predictor of 30-day mortality in transcatheter vs surgical aortic valve replacement: A single-center experience and its implications for the development of a TAVR risk-prediction model. Journal of Invasive Cardiology, 29(3), 109–114.
PRRESENTATIONS
September 19, 2026: Podium Presentation: High-Performance, Multidisciplinary Leadership Team Improves Non-Conditional MRI Access, Efficiency, and Staff Satisfaction at The International Council of Nurses Conference in Nashville, Tennessee.
March 4, 2026: Podium Presentation: Houston Aortic Nursing Symposium: Complications of Transcatheter Approach at Houston Aortic Nursing Symposium in Houston, TX.
February 6, 2026: Poster Presentation: Multidisciplinary Process Innovation Improves Non-Conditional MRI Volume and Staff Well-Being at RPI Conference in Houston, Texas
August 2023: Speaker Presentation: TAVR Nursing Complications to HVI Nursing in Houston, Texas
March 2023: Podium Presentation: Nursing Expo: Advanced Practice Providers in Houston, Texas
June 2022: Podium Presentation: TAVR/TMVR/Mitral Clip: Candidate patients, treatment guidelines, and post TAVR management at Memorial Hermann 1st Annual Advanced Practice Providers Conference in Houston, Texas
May 7, 2022: Podium Presentation: TAVR Guidelines and Indications Updates at Edwards Lifesciences Valve Clinic Coordinator Regional Meeting in Dallas, TX
March 9, 2022: Podium Presentation: Houston Aortic Nursing Symposium: What Is Structural Heart? at Houston Aortic Nursing Symposium in Houston, TX.
March 6, 2019: Podium Presentation: TAVR: Criteria, Procedure, Pre and Post Care at Houston Aortic Nursing Symposium in Houston, TX.
June 6, 2016: Podium Presentation: Streamlining Patient Flow at Valve Clinic Coordinators Regional Training Meeting in Irving, TX
July 2015:Speaker presentation: Nursing Management of the Patient Receiving Pacemaker Therapy at Memorial Hermann Hospital CIMU nurses in Houston, TX
June 2015: Podium Presentation: TAPS Nursing complications in Houston, Texas at Hotel Zaza
June 2014: Podium Presentation: Transcatheter Aortic Valve Replacement (TAVR): Implications for ICU Nurses in Houston, Texas at Hotel Zaza