University of Nebraska Medical Center

Current Residents


Dr. Mohamed Elfil

Mohamed Elfil, MD

Medical school: Faculty of Medicine, Alexandria University, Egypt Fun fact about me: My last name “Elfil” means “the elephant” in Arabic. I guess this makes me always “the elephant in the room.”

Dr. Leith Hobbs

Leith Hobbs, DO

Medical school: NYIT at Arkansas State Fun fact about me: I won a Jell-O eating competition in the 1st grade.

Dr. Mohammad Sultan Aladawi

Mohammad Sultan Aladawi, MD

Medical school: University of Jordan What I do when not working: I usually go to the gym after work. On weekends I go hiking and sometimes fishing. I enjoy playing video games including league of legends and call of duty. I also do digital art as a hobby. I used to draw anime characters but currently I'm using digital art to make medical illustrations for scientific research.

Dr. Isha Snehal

Isha Snehal, MD

Medical school: Lady Hardinge Medical College, New Delhi, India Fun fact about me: I published two books of poetry and got featured in the Neurology Today for slam poetry.

Dr. Dmitry Balian

Dmitry Balian, MD

Medical school: Vitebsk State Medical University Fun fact about me: I ran a full marathon in Reykjavik, Iceland.


Dr. Kanchan Kumari

Kanchan Kumari, MD

Medical school: Chandka Medical College, Larkana, Pakistan Fun fact: I am a traveler and love to explore new places and cultures. I have lived in three different countries and can speak four languages.

Dr. Nithin Kurra

Nithin Kurra, MD

Medical School: Siddhartha Medical College, Vijayawada, India What I do when not working: I watch anime, play badminton and spend quality time with friends and family. I enjoy long drives!

Dr. Yashwanth Reddy Pulluru

Yashwanth Reddy Pulluru, MD

Medical school: Kamineni Institute of Medical Sciences, Telangana State, India Fun Fact: I was part of the university cricket and basketball teams in medical school.

Dr. Courtney Venegas

Courtney Venegas, MD

Medical school: UNMC What I do when not working: I like to sing, and I am a part of the worship team at my church. I also like to play sports and try to be involved in either intramural volleyball or sometimes soccer if my husband convinces me. And of course, I like to escape reality from time to time and read books.

Dr. Mehar Zahid

Mehar Zahid, MD

Medical school: University College of Medicine & Dentistry, Lahore, Pakistan Fun fact about me: I won many gold medals for the fastest time in 100-meter dash back in the day.


Dr. Joseph Benes

Joseph Benes, MD

Medical school: UNMC Fun fact about me: Although I have lived in Nebraska my whole life, I have visited 16 different countries!

Dr. Sheida Koohsari

Sheida Koohsari, MD

Medical school: Shahid Beheshti University of Medical Sciences, Iran Fun fact about me: I dance Argentine tango.

Dr. Hannah Maldonado

Hannah Maldonado, MD

Medical school: UNMC What I do when not working: Run, lake days, anything outdoors with family and friends.

Dr. Zaid Rkh Najdawi

Zaid Rkh Najdawi, MD

Medical school: University of Jordan School of Medicine, Amman, Jordan Fun fact about me: I started my residency at the age of 23.

Dr. Valeria Parra Payano

Valeria Parra Payano, MD

Medical school: Universidad Peruana Cayetano Heredia, Peru Fun fact about me: I write poetry and participated in a few competitions in Peru. My favorite food is any Peruvian or Korean dish!

Dr. Gabriella Rizzo

Gabriella Rizzo, MD

Medical school: UNMC What I do when not working: I spend my free time gardening, biking or finding a new seasonal recipe to cook or bake.


Arenn Carlos, MD

Arenn Carlos, MD

Medical school: Università degli Studi di Pavia in Italy Fun fact about me: I have visited more than 65 countries. I love to explore natural wonders and man-made attractions, learn about different cultures, and try new food. I also have two white rabbits at home whom I adore.

Mitchell Floura, MD

Mitchell Floura, MD

Medical School: University of North Dakota School of Medicine and Health Sciences Fun fact about me: I'm a grown-up who spends his free time playing video and board games!

Mark Jedras

Mark Jedras, DO

Medical School: Kansas City University College of Osteopathic Medicine Fun facts about me: I grew up in Wausau, WI. I have three citizenships, enjoy homebrewing, video games and cross country skiing.

Mathias Maisenbacher, MD

Mathias Maisenbacher, MD

Medical School: Sapienza University of Rome Fun fact about me: I had a shining acting debut as Rumpelstiltskin in a play in elementary school.

Sharon Peng, MBBS

Sharon Peng, MBBS

Medical school: Nanjing Medical University Fun fact about me: I can swim freestyle for 2000 meters and butterfly for 600 meters (though not on the same day!).

Haley Riley, DO

Haley Riley, DO

Medical School: Oklahoma State University Fun fact about me: I have a cat named Purkinje

Hannah Safranek, MD

Hannah Safranek, MD

Medical school: UNMC Fun fact about me: I have played the pipe organ for over almost 20 years. In my free time I like to embroider and to spend time with my husband and daughter.

Neurology Residents and their pets

PGY-II Resident Joseph Benes' pets Alfreda and Ghnocchi