Brown University - Fellowship. Pediatric Endocrinology
Adult and Pediatric Endocrinology
Luis Aparicio, M.D., F.A.C.E., C.C.D.
Oklahoma University Medical Center- Fellowship Internal Medicine, Endocrinology, Diabetes & Metabolism
Staten Island University Hospital- Residency Internal Medicine
Rafik Hariri University Hospital- Internship Internal Medicine
Myriam Elkosseiffi, M.D.
Millcreek Community Hospital- Fellowship Internal, Geriatric Medicine
Millcreek Community Hospital- Residency Internal Medicine
Latrobe Family Practice- Residency Family Medicine
UPMC Mercy Hospital- Internship Internal Medicine
Fernando Melaragno, D.O.
Veterans Administration Allan Park- Residency Podiatrist Surgery
John D Dingell VA Med Center- Residency Podiatrist Surgery
Morgan Holmes, D.P.M.
John "Jack" Cartwright
Cory Davidson graduated from Gannon University with Master's of Physician Assistant. He has been with Metabolic Disease Associates since 2008. He also completed the AACE course for UGFNA in 2011. His hobbies include spending time with family, fishing, and travel.
Cory Davidson, PA-C
Megan Dougan, PA-C
Erin Herhold, PA-C
Maureen has been a member of the Metabolic Disease Associates team since 2017. She graduated with a Master of Science in Physician Assistant Studies from Salus University in 2014. She is also a licensed Athletic Trainer, receiving her bachelor degree from Slippery Rock University. She is from McKean, PA and resides with her husband and two children. In addition to spending time with her family, she enjoys camping, hiking, and running.
Maureen Schuller, PA-C
Katelyn is a 2018 graduate of Lock Haven University's PA program. She was selected as a member of Pi Alpha, the National Honor Society of PAs for her academic excellence and community service involvement. She is from Cambridge Springs and enjoys hiking, reading, and The Office.
Katelyn Reisenauer, PA-C
An Erie native, Shay Davidson is a 2003 graduate of the Master's of Physician Assistant Science program at Gannon University. She has been employed at Metabolic Disease Associates since 2003. She enjoys working with the adult and pediatric populations. She earned her Certificate in Diabetes Education License in 2005 and is knowledgeable on all insulin pumps, continuous glucose monitoring systems, and new technology in diabetes management. In addition to spending time with her family, she enjoys running and yoga.
Shana Davidson, PA-C
Married, with two kids and a dog. Born in Erie. Love music & scrapbooking!
Front Desk Supervisor/ Check-In
I am an Erie native. I have worked in the medical field for 13 yrs. I live with my boyfriend and daughter. In my free time I like to spend time with my family and friends. Some of my favorite things I enjoy are the beach, working in my flower garden, decorating my house, taking care of my pets, and shopping.
I enjoy cooking, music, movies, summer time, arts and crafts, and my two cats.
I am an Erie native. I have been a phlebotomist (vampire) for 20 years, became Metabolic 's lab supervisor beginning of this year and I am currently on my last year and a half of school to become a Crisis Intake Counselor.
I enjoy spending time with family and being outdoors. I worked as a Certified Nursing Assistant for over six years before becoming a Phlebotomist.
I was born in Erie on a cool summer day. I attended Great Lakes Institute for Medical Assistants. I enjoy spending time with family, movies, and going to the beach.
Erie area native; graduate of Radiologic Science program at Gannon Universtiy. I enjoy spending time with my husband, our two daughters and two dogs and friends and family. I spend most of my free time cooking for those I love!
Stephanie, RT, (R) (CDT)
I am from Cambridge Springs, PA. I graduated from Great Lakes Institute of Technology in 2013 and am registered in Abdomen and small parts. I enjoy Kayaking and spending time with family and friends!
Erie Diabetes Institute
Holds a certificate of training in both Adult Weight Management and Child and Adolescent Weight Management from the Academy of Nutrition and Dietetics Commission on Dietetic Registration.
Certified Diabetes Educator
Renee Caryl, RD,LDN, CDE
Avid gardner, love sharing produce with staff.
Certified Diabetes Educator
Ellen Rogers, RN, CDE
Billing and Insurance
Over the years, I have held many positions here at Metabolic. I've been married for 12 years, and we have two children. In my free time I enjoy spending time with my family and listening to podcasts during my morning commute.
Assistant Office Manager
I am originally from Southern California and moved to Erie as a teenager (I sure do miss the sunshine!) I graduated from Fortis Institute in 2010 as a Medical Coder. I have the best coworkers and love coming to work every day just to see their smiling faces!
Billing and Insurance
I graduated from Tri State Business institute in 2009 and have been at MDA ever since.
I live with my husband, two cats and a dog. We have two wonderful sons, two fantastic daughter-in-laws and five terrific grandsons. I am an Erie native and have been a volunteer in multiple organizations over the years, including the Erie Playhouse. I love to sing and spend time with my loved ones. Fall is my favorite season.