Meet Our Residents


 Agyekum Photo

George Agyekum, MD
Medical School: University of Texas Southwestern Medical School
Hobbies: George's interests include technology, philosophy, African-Americans in politics and medicine, video games, comic books, and pop culture.

 Anderson Trainee Photo

Jacob Anderson, MD
Medical School: University of Nevada SOM
Hobbies: Jacob and his wife (an Otolaryngology resident at OHSU) enjoy outdoor activities and spending time with their families. They especially love mountain biking, camping, hunting and fishing and share a passion for sports and travel.

Chris-Ukah photo

Chinonso Chris-Ukah, MD
Medical School:
University of Wisconsin SOM and Public Health
Hobbies: Chino enjoys traveling and hiking and has interest in architectural design and drawing. In his spare time, he enjoys reading fictional books and autobiographies.

 Samantha Go trainee photo

Samantha Go, MD
Medical School: Creighton University
Hobbies: Samantha enjoys going out to eat, running, reading, baked goods, Oregon Ducks football, and travel.

Harms trainee photo

Casey Harms, MD
Medical School:
Loma Linda SOM
Hobbies: Casey is proficient in cello, piano, and organ and also enjoys piloting airplanes, computer programming, cooking/baking, and reading.

Knight trainee photo

Melissa Knight, MD
Medical School: University of Michigan MS
Hobbies:  Melissa has competed at the international level in synchronized swimming and the national level in water polo. She loves traveling and has been to 47 countries and territories across five continents.

 Thomas Phillips trainee photo 

Thomas Phillips, DO

Medical School: Arizona College of Osteopathic Medicine of Midwestern University
Hobbies:  Thomas enjoys competing in half marathons and traveling, whether to visit his relatives in the UK or to explore as in his recent trips to Belize and Guatemala.

Viviana Ruiz Barros Trainee Photo 

Viviana Ruiz Barros, MD
Medical School: University of California - Davis
Hobbies: Viviana's interests include running, hiking, reading fiction, and learning about other cultures and languages.

Vigo Trainee Photo

Nicholas Vigo, MD
Medical School: Oregon Health & Science University
Hobbies: Nicholas has played jazz saxophone in his undergraduate college's big band and drums in many local rock bands after college. Most recently, he played in a doctor-led band that won "Battle of the Doctor Bands" in 2015. He has also run multiple full and half marathons and qualified for the Boston Marathon in 2012.

Xu Trainee Photo

Yifan Xu MD, PhD
Medical School: Weill Cornell Medical College
Hobbies:  Yifan enjoys graphic design, classical piano, making soup, and wedding photography.

CA-1 Residents

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Levana Amrock, MD
Medical School: Icahn SOM at Mount Sinai
Hobbies: Levana's interests include running, hiking, portrait drawing, yoga, and spending time with her husband and sons.

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Max Barron, MD
Medical School: University of Pennsylvania SOM
Hobbies: Outside of the hospital, Max enjoys cycling (road and fixed gear) and he is an avid lover of cars and motorcycles.

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Reid Bennett, MD
Medical School:
Geisel SOM at Dartmouth
Hobbies: Reid is a (slightly) fanatical tennis player but also enjoys hiking, running, skiing, soccer, and most outdoor activities.

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Jenny Chen, MD, PhD
Medical School: Mayo Medical School
Hobbies: Jenny's interests include playing the cello and piano, swimming, yoga, cooking, writing poetry, and reading mystery novels. Jenny and her husband enjoy spending as much time outdoors as possible and are avid fans of Pac-12 sports.

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Andy Dilla, MD
Medical School:
University of Pittsburgh SOM
Hobbies:  Andy enjoys bicycling, running, camping, hunting, scuba diving, bread baking, brewing beer, playing guitar, and reading. Andy is always on his next adventure and determined to maintain his current situation of having visited more countries than he is old.

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Christopher Dukatz, MD
Medical School: Ohio State University COM
Hobbies:  Chris' hobbies include ping-pong and any outdoor activities including swimming, climbing, and fly-fishing. Chris especially enjoys hiking/backpacking with his wife, Emily, and their dog, Oliver.

 Ketchandji Trainee photo 

Desire Ketchandji, MD

Medical School: Southern Illinois University SOM
Hobbies:  Desire enjoys traveling, playing soccer, watching movies, cooking, and trying different kinds of food. Desire has recently begun dabbling into photography.

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Brian Magnuson, MD
Medical School: University of Pennsylvania SOM
Hobbies: Brian enjoys a plethora of outdoor activities, including cycling, hiking, kayaking, disc golf, and nearly anything on the water. Brian also partakes in photography, gardening, computing, and geology at the amateur level.

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Jerrod Spence, MD
Medical School: Texas Tech University SOM
Hobbies: Between Jerrod's second and third year of medical school, Jarrod married his wife, Ashlee, a neonatal ICU nurse. Together they enjoy trying new foods, cooking, hiking, exercising, and reading.

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Abigail Tirrell, MD, MPH
Medical School: Oregon Health & Science University
Hobbies:  Prior to medical school, Abbie worked as an AmeriCorps member and as a programs manager for Operation Smile. She and her husband, Jon, and daughter, June, enjoy taking advantage of all that the Pacific Northwest has to offer –  hiking with their dog, biking, camping, food, coffee, and beer.

CA-2 Residents

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Immaculeta Achilike, MD, MPH
Medical School: University of Texas Health Science Center, San Antonio
Hobbies: Imma enjoys preparing all types of food for friends and family. She also enjoys running to stay fit and staying in touch with close friends.

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Jeffrey Davis, MD
Medical School:
Loyola University Stritch SOM
Hobbies: Jeff's interests include snowboarding, backpacking, drawing and painting. He also enjoys home-brewing beer and social media in medical education.

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Errol Hull, MD
Medical School: University of Washington SOM
Hobbies: Errol's interests include automotive restoration/modification, home renovation, and flying.

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John Meyer, MD
Medical School: University of Kansas SOM
Hobbies: In his spare time, John likes to chase fish with fly rods, hunt birds with pointing dogs, paddle, ski and snowboard. He is married to a marathoning Geologist super-mom, and they are the proud parents of two toddler boys.

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Joanna Olsen, MD, PhD
Medical School: University of Rochester
Hobbies: Interests include running, hiking, yoga, cooking (and eating), and spending time with her husband and two little boys.

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Jay Robinson II, MD
Medical School: University of Michigan, Ann Arbor
Hobbies: Jay's interests include illustration, cooking, basketball, listening to music, marathon Star Trek The Next Generation sessions, anime, and Japanese theatrical features.

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Remigio Roque, MD
Medical School: University of Maryland, SOM
Hobbies: Remy likes to spend his time seeking out adventures and exploring his new surroundings, whether that means taking a scenic drive, hiking some trails, or seeking out cultural events around town. He spends a lot of time reading, caffeinating, eating out, and planning vacations. Goals for the upcoming year include picking up his saxophone again, seeing Oregon's Painted Hills, finally going camping, and learning how to shift gears on his bicycle. 

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Nicholas Saenz. MD
Medical School: University of Texas Health Science Center, San Antonio
Hobbies: Outside of medicine, Nick is a big fan of all the great things Oregon/Portland has to offer such as food trucks, restaurants, coffee shops, breweries, hiking all over the Columbia River Gorge, skiing, running trails, biking and outdoor music festivals. He is also a diehard San Antonio Spurs fan.

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Andrew Slupe, MD
Medical School: University of Iowa COM
Hobbies: Andy and his wife, Meghan, have two young children, Calvin and Hazel.

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Julia Stokes, MD
Medical School: University of Washington SOM
Hobbies: Julia married her high school sweetheart, Graham, and they have a daughter, Audrey, who is the light of her life. Julia’s interests include gardening, exploring local breweries (especially kid-friendly ones), and making trips out to the coast.

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Evan Thilo, MD
Medical School: Wake Forest University SOM
Hobbies: Evan is originally from Seattle, did medical school in North Carolina, and is now back in the Pacific Northwest. He enjoys cycling (mountain biking, road biking), rock climbing, and spending time at Portland's arcade bar Ground Kontrol improving his DDR, PacMan, and Time Crisis skills.

 Tucker - edited website

Amber Tucker, MD
Medical School: Virginia Commonwealth University Medical College
Hobbies: During intern year, Amber successfully ran her first 5K. She enjoys spoken word poetry, eating culturally diverse food, and visiting amusement parks. She also enjoys serving underprivileged communities and inspiring others to be great, regardless of their circumstances.

CA-3 Residents

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Mike Carrigan, MD
Medical School: University of Minnesota Medical School
Hobbies: Mike and his wife have three children and two Labrador mutts.  He spends his free time exercising, hiking, mountain biking, camping, fishing, skiing, snowshoeing, reading, brewing beer, taking mediocre photos, embarrassing himself on the basketball court, harassing his family, and eating good food.

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Diana Cheng, MD
Medical School: Thomas Jefferson University School of Medicine
Hobbies: Diana likes spending time with her family and four dogs, gardening, meditating, and enjoying the great outdoors.

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Alex Fu, MD
Medical School: Case Western Reserve University
Hobbies: Alex's interests include guitar, snowboarding, and food carts. He also appeared on a PBS documentary about the Shikoku Pilgrimage.

Karlik residency photo 2
Joelle Karlik, MD
Medical School: Alpert Medical School of Brown University
Hobbies: Joelle's interests include pickling, sailing, knitting, cooking/ baking, running, ultimate Frisbee, & digital photography.

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Admire Kuchena, MD
Medical School: Mayo Medical School
Hobbies:  In addition to loving the joys of new fatherhood, Admire enjoys jogging in the outdoors, traveling, and is a self-proclaimed avid cook.

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Tomas Lazo, MD
Medical School: Stony Brook University School of Medicine
Hobbies: Outside of science and medicine,  playing music is one of Tomas' biggest passions. Tomas can play a variety of different instruments, but percussion has always been his favorite. Other than music, he enjoys reading, hiking, biking, video games, and playing sports such as soccer, volleyball, and badminton. 

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Travis Melin, DO
Medical School: Edward Via Virginia College of Osteopathic Medicine
Hobbies: Travis enjoys any form of rock climbing (multi-pitch speed climbing is where he excels the most). He also enjoys international travel, trail running, unicycling, and hunting for wild, edible mushrooms.

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Tyler Paradis, MD
Medical School: Toledo College of Medicine
Hobbies: Tyler and his family have two miniature Daschunds, Daisy and Mickey. In addition to spending time in the outdoors, Tyler enjoys traveling, cooking/baking, watching college football, and spending time with his family and friends.

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Austin Peters, MD
Medical School: New York University School of Medicine
Hobbies: Austin is currently conducting research in traumatic brain injuries and pursuing a Masters in human research through the Oregon Scholars Program.

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Justin Ramos, MD
Medical School: University of Nevada School of Medicine
Hobbies: Justin enjoys spending time with his partner Matt and their dog Brooks. His interests include snowboarding, hiking, tennis, travel, cooking, baking, and trying new foods. Since moving to Portland, he has dabbled in running, indoor rock climbing, and home coffee roasting. 

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Michelle Tully, MD
Medical School: Oregon Health & Science University
Hobbies: Michelle enjoys spending time with her husband, Doug, and young son, Cade. She loves being a mother, hosting dinner for family and friends, baking, cake decorating, spending time outdoors, and shopping. In the summer, she enjoys camping and boating with family at Priest Lake in northern Idaho. 

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Ashley Valentine, MD
Medical School: Stanford Medical School
Hobbies: Ashley is a huge fan of jazz music, microbrews, and cooking meals for friends and family. Ashley has lived in/traveled to many countries including France, Madagascar, Chile, Thailand, and Taiwan and before medical school.

CA-4 Residents


Shaun Yockelson, MD
Medical School: Washington University in St. Louis
Hobbies: Before medicine, Shaun believed that he would be a professional musician. He has taught himself to play piano, saxophone, guitar, and bass, and specialize in jazz and funk genres. In addition, he is an avid snowboarder.


Andy Young, MD
Medical School: Oregon Health and Science University
Aviation - Andy earned his Private pilot's license and Instrument rating in 2007.
Cooking - Andy has a small garden and loves cooking with ingredients he has grown.
Tennis - Andy was a division I college tennis recruit at St Mary's College of California.