Current Residency Class

PGY1 Residents


Rachel Ballard

Rachel Ballard

Dr. Ballard grew up in Omaha, Nebraska. She completed her pre-pharmacy education at the University of Nebraska at Omaha (UNO) and obtained her PharmD from the University of Nebraska Medical Center (UNMC). Her clinical interests include critical care, emergency medicine and cardiology. In her free time, she enjoys traveling, running, trying new restaurants and spending time with her husband (Tom) and their dog (Phoebe) and cat (Anakin).

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Sarah Blocker

Sarah Blocker

Dr. Blocker grew up in St. Louis, Missouri. She received her Bachelor of Science in Health Sciences from St. Louis College of Pharmacy in St. Louis, MO and continued on to complete her pharmacy education there. Her clinical interests include cardiology and oncology. In her free time, she enjoys cooking, trying new restaurants and coffee shops, going to live music events, and spending time with friends and family.

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Olivia Collins

Olivia Collins

Dr. Collins grew up on the southside of Indianapolis, Indiana. She completed her pre-pharmacy and pharmacy training at Butler University in Indianapolis, Indiana. Her current practice areas of interest include emergency medicine, critical care, and cardiology. In her free time, Olivia enjoys reading, practicing aerial silks, cooking, and attending live music events.

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Sydney Harrison

Sydney Harrison

Dr. Harrison grew up in rural western Kentucky. She received her Bachelor of Science in Pharmaceutical Sciences at the University of Mississippi where she continued on to complete her pharmacy degree. Her current practice interests include infectious diseases, solid organ transplant, and critical care. In her free time, Sydney enjoys reading, watching live music and comedy, and amateurly hiking.

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Courtney Jurgens

Courtney Jurgens

Dr. Jurgens grew up in rural Pickrell, Nebraska. She received her Bachelor of Science degree in Biology/Chemistry at Concordia University in Seward, Nebraska in 2018. She earned her pharmacy degree at South College School of Pharmacy in Knoxville, Tennessee in 2021. Courtney’s professional interests include critical care, infectious disease, and emergency medicine. In her free time, she enjoys cooking, playing cards (pitch, pinochle), watching Husker football, and going on walks with her fiancé, Michael, and their black lab, Tucker.

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Haley Rust

Haley Rust

Dr. Rust grew up on a farm in Rogersville, Missouri. She has raised animals from all over the spectrum from normal livestock like cows and horses to peacocks and even a pet squirrel (The definition of a “funny farm”).  She received her Bachelor of Science degree in Biology with a minor in Chemistry at Missouri State University in Springfield, Missouri. She is completing her pharmacy education at University of Missouri Kansas City and will graduate in May of this year. Haley is extremely excited about getting started at Nebraska Medicine and delving into some of her practice interests which currently include oncology, cardiology, infectious disease, and critical care. In her free time Haley enjoys working out and taking her dogs Copper (an adorable mutt) and Tuff (a black lab) on runs/walks.

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Andrew Sabers

Andrew Sabers

Dr. Sabers grew up in Dubuque, Iowa. He completed his pre-pharmacy coursework, as well as his PharmD at the University of Iowa. His practice interests include infectious diseases, emergency medicine, and critical care. In his free time, Andrew enjoys fishing, running, and watching sports (baseball/football). During his undergraduate studies at Iowa, he was a member of the bass fishing team.

Email Andrew Sabers

Daylan Storm (Storie)

Daylan Storm

Dr. Storm grew up in Shawnee, Oklahoma. She completed three years of microbiology and pre-pharmacy coursework at the University of Oklahoma and then continued on to earn her pharmacy degree. Her practice interests include oncology, infectious diseases, and ambulatory care. In her free time, she enjoys traveling, jigsaw puzzles, hiking, and spending time with her husband, Jon.

Email Daylan "Storie" Storm

Shawnalyn Sunagawa

Shawnalyn Sunagawa

Dr. Sunagawa grew up in Kaneohe, Hawaii. She received her Bachelor of Science in Chemistry and Mathematics at Creighton University in Omaha, Nebraska and then continued on to earn her pharmacy degree. Her practice interests include infectious diseases, transplant, and critical care. In her free time, she enjoys spending time with her husband and their two pups, playing tennis, attending sporting events, and trying new restaurants!

Email Shawnalyn Sunagawa


PGY2 Ambulatory Care


Natalie Tiefenthaler

Natalie Tiefenthaler

Dr. Tiefenthaler grew up in Sioux Falls, South Dakota and completed her pre-pharmacy coursework at the University of Nebraska-Lincoln. She received her PharmD degree from the University of Nebraska Medical Center in 2020 and completed her PGY1 residency at CHI Health Creighton University Medical Center-Bergan Mercy in 2021. Her practice interests include chronic disease management, transitions of care, and specialty pharmacy. In her free time, she enjoys running, walking/hiking with two golden retrievers (Finnigan and Denali) and cooking.

Email Natalie Tiefenthaler


PGY2 Critical Care


Madeline Blaha

Madeline Blaha

Dr. Blaha grew up in Blair, Nebraska. She received her Bachelor of Arts in Medicine, Health and Society from Vanderbilt University in 2016. She earned her pharmacy degree from the University of Nebraska Medicine Center and MBA from the University of Nebraska-Omaha in 2020. She completed her PGY1 residency at Nebraska Medicine. Her practice interests include critical care, emergency response, and pharmacy administration. In her free time, she enjoys hiking, camping, cheering on the Huskers, and spending time with her husband, Zach, and their dog, Stella.

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Bailey Buenger

Bailey Buenger

Dr. Buenger grew up in Sheldon, Iowa. She received her pharmacy degree in 2020 from South Dakota State University in Brookings, South Dakota. She completed her PGY1 residency at Nebraska Medicine. Her practice interests include critical care, cardiology, emergency response, and academia. Outside of residency, she enjoys attending sporting and music events, playing piano, traveling to new places, and spending time with her family and friends.

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PGY2 Emergency Medicine


Amanda Vanderwerf

Amanda Vanderwerf

Dr. Vanderwerf grew up in Lenexa, KS. She completed her pre-pharmacy studies and received her pharmacy degree from the University of Kansas.  She completed her PGY1 residency at Nebraska Medicine. Her practice interests include emergency medicine, trauma, and critical care. In her free time, she enjoys trying out new restaurants, exploring the outdoors, spending time with her friends and family, and cuddling her Australian Shepherd, Finn. 

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PGY2 Infectious Diseases


Jeremy Tigh

Jeremy Tigh

Dr. Tigh grew up in Minden, Nevada, a small town tucked up next to the Sierra Nevada Mountains and Lake Tahoe. He received his Bachelor of Science degree in Cell/Molecular Biology at Utah State University in 2015 and his PharmD from the University of Utah in 2020. He completed his PGY1 residency at Nebraska Medicine. His practice interests include antimicrobial stewardship, Staphylococcus aureus bacteremia, and infections in the immunocompromised population. In his free time, he enjoys spending time with his wife and their three-year-old daughter, exploring the outdoors, and cycling.

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PGY2 Oncology


Kealy Marth

Kealy Marth

Dr. Marth grew up in Bellevue, Nebraska. She completed her pre-pharmacy studies at the University of Nebraska-Lincoln and received her pharmacy degree from the University of Nebraska Medical Center in 2020.  She completed her PGY1 residency at Nebraska Medicine. Her practice interests include bone marrow transplant and solid tumor malignancies. In her free time, she enjoys cooking, trying out new restaurants, traveling, and spending time with her husband, Beau, and their goldendoodle, Marshall!

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Sarah Medeiros

Sarah Medeiros

Dr. Medeiros grew up in Huntsville, AL, a city in north Alabama also known as the “Rocket City”. She received her Bachelor of Science in Pharmaceutical Sciences as well as PharmD from the University of Mississippi (Hotty Toddy!). She is currently completing her PGY1 residency at The University of Tennessee Medical Center in Knoxville. Her professional interests include hematology, bone marrow transplant, academia and oncology. Outside of residency she enjoys working out at Orange Theory, trying new restaurants/breweries, baking, and spending time with her fiancé (JT), friends and family.

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PGY2 Solid Organ Transplant


Melissa Borsh

Melissa Borsh

Dr. Borsh grew up in Omaha, Nebraska. She completed her pre-pharmacy studies at Benedictine College in Atchison, Kansas and received her pharmacy degree from the University of Nebraska Medical Center in 2020. She completed her PGY1 residency at Nebraska Medicine. Her practice interests include solid organ transplant, infectious diseases, and academia. In her free time, she enjoys traveling, trying new restaurants, running, camping, and spending time with family and friends.

Email Melissa Borsh