Fellows 2025-2026

3rd year PEM Fellows:

Jessica Pathrose, DO

Hometown: Plano, Texas


Medical School:  Lake Erie College of Osteopathic Medicine


Residency: Texas Tech University Health Sciences Center


Research Interest:
Pain control after fracture

Professional Interest: EMS, Fem in PEM


Personal Interests:
I enjoy traveling, next up is Iceland to see the Northern Lights! You’ll also find me curled up with a good book or spending time with friends.

What you like about Buffalo:  The program has a close-knit and collaborative environment and we’re at a standalone children’s hospital with a Level 1 trauma designation which sold me right away. The city also has so much going on between our sports teams, breweries and restaurants, hiking trails. We’re also really close to the Canadian border if you want a weekend getaway!

Kenneth Reeve, MD

Hometown: Cutchogue, NY

(But I have lived in Portland, OR and Las Vegas, NV and would consider them home as well)


College: Bucknell University


Medical School:  New York College of Osteopathic Medicine


Residency: University of Nevada School of Medicine Pediatric Residency Program


Research Interest:
Non-Accidental Trauma


Personal Interests:  
Family time, Guitars, Cars, and anything on 2 wheels… As well as hiking.

What you like about Buffalo: The architecture is amazing. The relaxed atmosphere of the city.  Great community feel. 

2nd year PEM Fellows

Ashlyn Jimenez, MD

Hometown: Fort White, Fl


College:  University of Washington
Department of Anthropology


Medical School: Washington State University


Residency:  University of California-Irvine


Research Interests:
Social Determinants of Health and Health Disparities


Personal Interests:
Exploring new hiking trails, family bike rides, scuba diving, and traveling.

What you like about Buffalo: Buffalo offers a small town feel with lots of family friendly activities and an incredibly diverse community. I love having the opportunity to work with patients from such diverse backgrounds. 

Nithya Sridharan, MD

Hometown: Bangalore, India

College: NMKRV, Jayanagar


Medical School: Adichunchanagiri Institute of Medicine Sciences


Residency:  Inova LJ Murphy Children’s Hospital


Research Interests:
Safe sleep practices


Personal Interests:
Music, dancing and reading (mostly fiction)

What you like about Buffalo: Beautiful place. I love the close proximity to the river. The commute is easy. I love the good life work balance and the people are friendly and very helpful.

1st year PEM fellows:

Sarah Ehrenberg, MD

Hometown: East Aurora, NY


Medical School: University of Pittsburgh School of Medicine, Pittsburgh, PA


Residency:  Johns Hopkins, Baltimore, MD


Research Interests:
QI, cost-effective healthcare 


Professional Interests:
Trauma informed care, health equity and injury prevention


Personal Interests:
In my free time I enjoy reading, yoga and traveling!

What you like about Buffalo: I love caring for a diverse patient population in such a supportive environment! The Buffalo community is so vibrant and there are always different festivals and events to go to no matter what your interests are. GO BILLS!

Mackenzie Farnham, DO

Hometown: Jamestown, NY


Medical School: New York Institute of Technology College of Osteopathic Medicine


Residency:  State University of New York at Buffalo, Buffalo, NY

Research Interests: SIM in medical education


Professional Interests:
EMS, Trauma, SIM 


Personal Interests:
I love spending time with my husband, son, and dog. We love to go for hikes and explore new parks or zoos. I also enjoy reading or watching a good show on Netflix. 

What you like about Buffalo: I love the community of Buffalo and the people within the program! The diverse patient population we get to care for at a level 1 trauma center can’t be beat and doing it with the most amazing co-workers every day is the best. Buffalo itself also has the best community and so many hidden gems from parks, to breweries, to sports, and so much more! 

Ross Welliver, MD

Hometown: Buffalo, NY


Medical School: Jacobs School of Medicine and Biomedical Sciences, Buffalo, NY


Residency:  State University of New York at Buffalo, Buffalo, NY

Research Interests: Hyperinflammatory syndromes; Difficult airways


Professional Interests:
Pediatric Critical Care, Ultrasound


Personal Interests:
I love a good story, in any and all of their forms- literature, television, movies, video games, or a finely spun yarn by a friend, new or old

What you like about Buffalo: The true friendship among colleagues from all disciplines, especially within PEM;  the opportunity to take care of patients from all walks of life and from all over the world; and the excellent training at a Level 1 trauma center at a free-standing children’s hospital. (And Josh Allen)


Leave a comment