MEET
THE
TEAM
Class of 2027
Bryan Berguson, DO
"My favorite part of residency is having interesting cases that are diagnostically challenging and hard to solve. It’s one of the things that drew me toward IM residency and Geisinger specifically. Plus, the culture at Geisinger—and specifically within IM—makes me proud to be a part of this residency!"
Nada Buntic, DO
"I can't believe how much I've grown and learned in the past year. I owe so much to my co-interns, upper-level residents, and attendings for fostering an environment that allows everyone to reach their full potential. I can't wait to see what's to come!"
Julian DuPont, MD
"This intern year has proven to be one of the most transformative years of my life. I truly cherish the relationships I have fostered with my fellow residents and the growth I have witnessed in each of us. I am excited to continue my pursuit of a career in nephrology and am deeply grateful for the opportunities and support I have been granted in medicine and in the care of my patients."
Madeline Illar, DO
"I'm so grateful to be furthering my education at Geisinger, learning from and with such an inspiring group of people. The opportunity to develop my practice of medicine in a large, research-focused, tertiary care facility in a rural community is a unique one that I know will help me become a strong internist."
Bradley Johnson, DO
"One of the best parts of residency has been working alongside my fellow residents. Geisinger has a strong collaborative culture, and we help each other succeed—whether it be with patient care, research projects, or beyond. Training alongside colleagues whom I trust and genuinely enjoy working with has made all the difference."
Murtaza Khan, MD
"I love Geisinger IM for the balance of real responsibility and strong support. The diverse patients, case-based teaching, and approachable attendings build a solid foundation in general medicine. The ICU exposure and a culture of teamwork and mentorship make even long days feel rewarding—especially for someone pursuing critical care."
Mahlon Kile, MD
"I am continually impressed by the caliber of growth I see in my co-residents, the support this institution offers, and the numerous learning opportunities available to me here at Geisinger. Ultimately, the people are what make this program so great, and I am truly fortunate to be a part of it. I look forward to building on what I've learned thus far in my pursuit of excellence in hospital medicine."
Giselle Krebs, DO
"I am thankful to have found such a supportive community in my co-residents. Residency is tough but knowing that I get to work with such smart, talented, and kind people makes it all worth it. As cliché as it sounds, we truly are one big family! I look forward to continuing to pursue my interest in gastroenterology."
Nathaniel Long, DO
"Looking back on my intern year, I could not have asked for a better experience and program to train in. Every day has offered countless opportunities to grow and improve the care I provide to my patients. I am beyond thankful for the relationships I have developed and the endless support provided every step of the way. I look forward to the training I will continue to receive over the next two years as I prepare for a career in either hospital medicine or as a primary care provider."
Madeleine Marcus, DO
"Intern year has proven to be one of the most transformative years of my life. I truly cherish the relationships I have fostered with my fellow co-residents and the growth I have witnessed in each of us. I am excited to continue my pursuit of a career in cardiology and sincerely appreciate the opportunities I have been granted in the field thus far."
Maritza Nary, DO
"My intern year was a transformative period marked by significant growth. I developed resilience, gained invaluable experience, forged meaningful relationships with supportive colleagues, and opened doors to future career opportunities."
Analisa Ruiz, DO
"The support from coresidents and leadership alike is endless, and the genuine care between everyone in this program is palpable. I look forward to continuing to grow as physicians together as I work towards my goal of becoming a cardiologist. Geisinger is a very special place, and I feel lucky to be a part of it."
Hagop Sarian, MD
"My favorite part of residency is the people—being surrounded by supportive, driven colleagues makes every day rewarding. Coming to work doesn’t feel like work when you’re part of a team that inspires you."
Michael Spivak, DO
"Geisinger's Internal Medicine Residency balances autonomy with support, allowing each of us to mature throughout intern year and beyond. I appreciate being part of such supportive, inquisitive physicians who push each other to grow. Throughout my time as an intern, I have found my passion in pulmonary/critical care medicine, and I am fortunate to be supported by mentors who motivate and advocate for my success and progress."
Dhruv Tikku, DO
"I truly cherish my co-residents, who make me laugh and smile every day. Whether dealing with complex patients or learning from knowledgeable subspecialties, each day is a little easier when you enjoy who you work with. I've been able to form lasting relationships and continue my pursuit of Endocrinology with the help of friends and mentors at Geisinger Medical Center."
Jacob Whitney, DO
"Intern year has been a period of immense personal and professional growth. I am grateful to have benefited from the supportive and growth-centered culture of our Internal Medicine program at Geisinger. I feel fortunate to have formed close friendships with my co-residents and gained multiple mentors who are genuinely invested in my success. The breadth of pathology and high acuity we encounter here has accelerated my learning exponentially."