RESIDENTS | Geisinger Med Peds

Meet Our Residents!

Every Med-Peds program will offer similar educational experiences but the residents are really what make each program so unique! Each of our residents plays a vital role in making our residency the best it can be - every single day. All residents are available via their email addresses (listed below); if you have a specific question or similar interest, don't hesitate to directly contact them!

Class of 2025 (PGY4s)

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Ali Abdulqader, MD

Hometown: Dubai & Toronto

Med School: University of Sharjah College of Medicine (United Arab Emirates)

Interests: Med-Peds Inpatient and Outpatient, academic medicine and leadership. Outside of medicine, I am interested in soccer, bowling, watching movies with friends, board games, table tennis, video games.

Why Geisinger? The program and hospital fit my career goals with supportive faculty and opportunities for leadership. This program is designed to help residents develop their own tracks and reach their target.

Favorite thing to do around Danville: Knoebel's Amusement Park

Fun Fact: As a young child, I thought my birthday was special to the point it was celebrated by other people - fast forward to when I was 7 or 8 and I found out January 1st wasn't special just to me!

Email: maabdulqader@geisinger.edu

Sean Farrell, MD

Hometown: Yardley, PA

Med School: Geisinger Commonwealth School of Medicine

Interests: I see myself working with both adults and kids in the inpatient and outpatient settings

Why Geisinger? "I picked Geisinger because I really valued my time here as a medical student and because I am really impressed with the Geisinger Health System. I know I will get excellent training in an institution that is interested in and equipped to tackle some of the challenges of healthcare that lie ahead in the coming years."

Favorite thing to do around Danville: Spending time with my wife, Cindy, and baby girl, Lainey. I also like to read fiction and non-fiction, play piano and guitar.

Fun Fact: My wife, daughter and I were on Good Morning America because my daughter stayed in the NICU during my 4th year NICU rotation. She was born the day I started (missed that shift!). Watch the video!

Email: smfarrell@geisinger.edu

Taxia Arabatzis, DO

Hometown: Saco, Maine

Med School: University of New England College of Osteopathic Medicine

Interests: Interest in Heme/Onc - unsure if that will be Peds, Adult, or Combined but I also like hospital medicine

Why Geisinger? "I could tell even from virtual interviews how much the residents were supported by the faculty and each other. On the interview day, the residents and faculty were really interested in getting to know me as a person, not just another resume."

Favorite thing to do around Danville: Running near the river and in the Hess loop trail (which offers great shade on hot summer days)

Fun Fact: I've climbed the highest mountain in Maine THREE times

Email: tjarabatzis@geisinger.edu

Jordan Jackson, DO

Hometown: Fayetteville, NC

Med School: Campbell University School of Osteopathic Medicine

Interests: Thinking about hospital medicine but I also am looking forward to building a continuity clinic panel and getting more exposure to primary care.

Why Geisinger? "I called my mom immediately after my interview day and talked for more than an hour about how much I loved the program...everyone seemed to genuinely like each other and feel supported. The transition to residency is going to be inherently tough, but Geisinger stood out as a place where I can count on having back-up and support for anything that happens!"

Favorite things to do around Danville: I love the rolling hills...being from a relatively flat part of NC, it's a cool change to have so much to look at driving place to place

Fun Fact: People often confuse my sisters and I, despite being a 5 year gap between the oldest and youngest, thinking we are triplets because we all look so much alike!

Email: jojackson@geisinger.edu

Brianna Bockman Wu, MD

Hometown: San Diego, CA

Med School: Ross University School of Medicine (Dominica)

Interests: Med-Peds primary care, diversity/equity/inclusion, global healthcare

Why Geisinger? "All the residents seem to genuinely get along and were happy to be there. The faculty seemed especially invested in supporting each residents' unique goals and truly seemed committed to the Med-Peds world! They also were very family-friendly and welcomed the idea of me couples-matching with my husband, Greg (in General Surgery)."

Favorite thing to do around Danville: Hanging out with friends who become family

Fun Fact: I went skydiving when I turned 18 and would love to keep going!

Email: bbockmanwu@geisinger.edu

Meaghan Roszyk, DO

Hometown: Nazareth, PA

Med School: Philadelphia College of Osteopathic Medicine (Philadelphia campus)

Interests: I have always been drawn to primary care but am also very interested in lifestyle and culinary medicine

Why Geisinger? "The people and the opportunities! Geisinger stood out to me as an innovative academic center with very impressive yet genuinely happy physicians!"

Favorite thing to do around Danville: Exploring local trails and festivals.

Fun Fact: I am an Irish dancer!

Email: mnroszyk@geisinger.edu

Class of 2026 (PGY3s)

Chris Eaton, MD

Hometown: King CIty, MO

Med School: University of Missouri-Kansas City School of Medicine

Interests: Sharing vulnerable moments with patients, friends, and family. I love to laugh and I"m a sucker for terrible puns, just ask my patients about my joke of the day! Cooking, mixology, watching sports, and saying yes to anything pretty much sums me up!

Why Geisinger? "The people here were the happiest group of residents I met along the trail! The big P energy they resonated with a healthy dose of sarcasm was the perfect mixture I was looking for!"

Favorite thing to do around Danville: Going to the different farmer's markets and Trivia Night!

Fun Fact: I have big dreams to open up my personal restaurant "Eaton Good" (patent pending)

Email: ceaton2@geisinger.edu

Marshall Herbst, MD

Hometown: Lexington, KY

Med School: University of Kentucky College of Medicine

Interests: Adolescent Medicine, LGBTQ+ Primary Care, Medical Education, Running, Gardening, Dog-Dad, Musical Theatre

Why Geisinger? "Family. Our Med Peds family is sassy, supportive, sarcastic and incredibly talented. I knew I could train not only to be a fantastic physician, but that I could grow into a better person, loved and supported by our program."

Favorite part thing to do around Danville: Explore local coffee roasts and Tuesday Trivia nights!

Fun fact: I fly hot air balloons with my father

Email: eherbst@geisinger.edu

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Humera Mohammad, MD

Hometown: Brooklyn, NY

Med School: Geisinger Commonwealth School of Medicine

Interests: Continuity of care, culturally competent care, Textile manufacturing, Cooking

Why Geisinger? "The program! I feel like they wanted me for me and could best help me grow as an individual and a provider without making me compromise my personality and beliefs."

Favorite part thing to do around Danville: The numerous fairs and farmer's markets!

Fun Fact: I have over 100 scarves to wear as hijabs but somehow gravitate to the same five

Email: hmohammad1@geisinger.edu

Michelle Raabe, DO

Hometown: East Granby, CT

Med School: Philadelphia Osteopathic College of Medicine

Interests: All things endocrine, but I have a soft spot for gender affirmation care! I also love primary care and mental wellness…so like all Med-Peds people, I like a lot of things lol. Outside of medicine, I love music/singing, baking, knitting, and hallmark movies.

Why Geisinger? "It's corny, but the people are AMAZING. From program leadership to the residents, I knew I would be supported and have all the opportunities for mentorship."

Favorite thing to do around Danville: Hiking! I went to one of the trails behind the hospital called "SVT" (gotta love the puns!) and it was so nice to feel the sun rather than the fluorescent lights in the hospital.

Fun Fact: I was a music educator before going to medical school.

Email: mraabe1@geisinger.edu

Deepti Surampudi, DO

Hometown: San Antonio, TX

Med School: University of the Incarnate Word School of Osteopathic Medicine

Interests: Reading, Documentaries, Podcasts, eating the amazing food my partner makes

Why Geisinger? "I knew I needed a family to thrive in residency and I am so over the moon to have found that here at Geisinger Med-peds."

Favorite thing to do around Danville: Going over to my co-interns house to check in with each other and watch Queer Eye together

Fun Fact: I’ve already planned for my mid-life crisis to include opening a cafe with Indian sweets, snacks and chai.

Email: dsurampudi@geisinger.edu

Class of 2027 (PGY2s)

Stephanie Sikkink, DO

Hometown: Bruno, MN
Med School: Des Moines University College of Osteopathic Medicine
Interests: Hospital medicine, Allergy/Immunology, Outside medicine I enjoy Painting with acrylics , exploring new hobbies, and kayaking
Why Geisinger?: “I could tell the residents worked hard, pushed each other and were truly there for the good and bad. I knew I would be fully, supported and allowed to be my goofy self while doing some outstanding training.”
Fun fact : I visited all 50 US states by the time I turned 21!

Email: sjsikkink@geisinger.edu

Abdulla Jastaniah, DO

Hometown: Lorton, VA

Med School: Edward Via College of Osteopathic Medicine - Virginia campus
Interests: Everything, but especially medical education work with Anki. Non-academic interests: beatboxing, stand-up comedy, and distance running
Why Geisinger?: “I did an audition rotation here and fell in love with the people. I came to a strange place knowing no one, and left feeling like I was among family”
Fun fact: In 2013, I was part of the world record for the longest chain of high fives in a row (2,470!)

Email: awjastaniah1@geisinger.ed

Austin Jasnewiski, DO

Hometown: West Allis, WI

Med School: Des Moines University College of Osteopathic Medicine
Interests: Preventative care and community medicine. Non-academic interests: Board games, fantasy novels, and Dungeons & Dragons. Also everything outdoors.

Why Geisinger? Supportive, continuous professional growth, “I was fascinated by the preventative medicine programs that were highlighted during the interview, and loved the idea of both learning from these programs and being able to use my public health training to add to these programs”
Fun fact: I was part of a group in college that made the world’s largest Rice Krispies treat (totaling over 11,000 pounds!)

Email: arjasniewski@geisinger.edu

Jaimie Mcphedran, DO

Hometown: Naples, FL
Med School: University of New England College of Osteopathic Medicine
Interests: Early childhood development, critical care for the young and young-at-heart, medical education. Non-academic interest: wining and dining, working on complicated puzzles
Why Geisinger? An Impressive reputation and educational opportunities “I instantly felt welcome and at home, and really connected with everyone that I met”
Fun fact: I am a three-time pie eating champion!

Email: jnmcphedran@geisinger.edu

Haleigh Minor, DO

Hometown: Green, Ohio
Med School: Ohio University Heritage College of Osteopathic Medicine
Interests: Inpatient medicine; Non-Academic Interests: Trying new restaurants, cooking/baking , exploring wineries, board games and arts and crafts
Why Geisinger? “The program has a good balance between medicine and pediatrics, and takes genuine interest in your career path and pushing you towards your personal goals. On thing that really stood out to me was how involved Geisinger is in their community and how they give back”
Fun fact: I have a Dalmation and 2 cats (Arya, Taro and Capa respectively)

Email: hminor1@geisinger.edu

Class of 2028 (PGY1s/Interns)

Kathrine Gaiko, DO

Hometown: Bowling Green, KY
Med School: Edward Via College of Osteopathic Medicine - Virginia
Interests: Everything! But if you are twisting my arm: complex care, women’s health, childhood obesity, knitting, espresso, reading, workout classes, and dreaming about having a dog
Why Geisinger?: “The people. I was blown away by the medical opportunities such as in complex care and longitudinal subspecialty opportunities, but it was the people that made me feel at home. My interview was full of conversation about myself and how to thrive as a person, and I want to give and receive that kind of support.”
Fun fact : One time, I spent 10 days in Italy and ate 49 scoops of gelato. I’m so proud.

Email: kgaiko1@geisinger.edu

Wali Mansour, MD

Hometown: San Diego, CA

Med School: Virginia Commonwealth University
Interests: Addressing health disparities and optimizing care for chronic illnesses such as CHF and diabetes, primary care or double hospitalist, tennis, volleyball, cooking, trying new restaurants
Why Geisinger?: “The residents seemed really well trained to care for any case that came in and there was a strong sense of camaraderie that I appreciated”
Fun fact: I used to be part of an improv comedy team

Email: wmansour@geisinger.edu

Manjoyt Sandhur, DO

Hometown: Buffalo, NY

Med School: New York Institute of Technology College of Osteopathic Medicine
Interests: Autoimmune Diseases, Preventative Care, Allergies, Bhangra, reading, traveling, eating

Why Geisinger? "I knew from day one that this hospital had some of the most supportive and genuine people and I'm reminded of that every day! Combined with its great reputation, it was amazing to find out I would complete my training here!"
Fun fact: I was on a bhangra team in undergrad and was able to compete and host competitions!

Email: msandhur@geisinger.edu

Stacy Terentieva, DO

Hometown: Roslyn, NY
Med School: University of New England College of Osteopathic Medicine
Interests: Adult/pediatric pulmonology & critical care medicine, addiction medicine, adult/pediatric hospitalist medicine, pediatric hematology/oncology, baking, hiking, reading, playing piano
Why Geisinger? "I did a rotation at Geisinger in my fourth year of medical school, and quickly realized that the culture cultivated by the Med-Peds residency is truly unique. This program is home to incredibly welcoming, kindhearted, and supportive individuals. At Geisinger, I will not only be molded into a knowledgeable and skillful physician, but will also become a member of a close-knit family of Med-Peds providers."
Fun fact: I once sang in a female choir at Carnegie Hall in NYC!

Email: sterentieva1@geisinger.edu

Jamie Vizelman, MD

Hometown: Highland Heights, Ohio
Med School: Drexel University College of Medicine
Interests: Pediatric Complex Care, tennis, running, hiking national parks, reading, cooking
Why Geisinger? “I loved how welcoming / friendly everyone was and was really interested in the complex care program”
Fun fact: I played on the tennis team throughout undergrad