Our Team

Graduated from Doctor Osteopathic Hospital Laboratory Technician School, lived in Erie all my life.  Enjoy the shores and boating on Lake Erie, love to travel with my husband and grandchildren.

Practice Manager

28 Years

Debi Welsh

 

Providers

  • F.A.C.E: American Association of Clinical Endocrinology 

  • Board Certified Pediatric Endocrinologist - Specializing in Metabolism

  • Practicing at Metabolic Disease since 1992

  • Vitals.com 2010 Compassionate Doctor Award

  • National University of San Marcos - Doctor of Medicine

  • Rush University- Internship & Residency Pediatrics

  • Brown University - Fellowship. Pediatric Endocrinology

Adult and Pediatric Endocrinology

26 Years

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

Endocrinology

1 Year

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

Endocrinology

LECOM

3 Years

Fernando Melaragno, D.O.

  • Veterans Administration Allan Park- Residency Podiatrist Surgery

  • John D Dingell VA Med Center- Residency Podiatrist Surgery

Podiatry

1 Year

Morgan Holmes, D.P.M.

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Physician Assistant

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.

Physician Assistant

10 Years

Cory Davidson, PA-C

**

Physician Assistant

Megan Dougan, PA-C

**

Physician Assistant

Maureen Grady

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Physician Assistant

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.

Physician Assistant

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.

Physician Assistant

First Year!

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.

Physician Assistant

15 Years

Shana Davidson, PA-C

Front Desk

 

Married, with two kids and a dog. Born in Erie. Love music & scrapbooking!

Front Desk Supervisor/ Check-In

13 Years

Chris

**

Check-In

2 Years

Sarah

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.

Check-Out

2 Years

Kari

I enjoy cooking, music, movies, summer time, arts and crafts, and my two cats.

Phone Operator

Check-In

First Year!

Crystal

Laboratory

 

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.

Lab Manager

10 Years

Shelly

I enjoy spending time with family and being outdoors. I worked as a Certified Nursing Assistant for over six years before becoming a Phlebotomist.

Phlebotomist

First Year!

Alex

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.

Phlebotomist

Medical Assistant

1 Year

Lauren

**

Phlebotomist

Medical Assistant

First year!

Melissa

 

Radiology

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!

DEXA Technician

CoolSculpting Technician

15 Years

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!

Ultrasound Technician

First Year!

Samantha

 

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.

Registered Dietician

Certified Diabetes Educator

8 Years

Renee Caryl, RD,LDN, CDE

Avid gardner, love sharing produce with staff.

Registered Nurse

Certified Diabetes Educator

12 Years

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

Billing Manager

CoolSculpting Technician

13 Years

Kristina

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

1 Year

Shell

I graduated from Tri State Business institute in 2009 and have been at MDA ever since.

Medical Assistant/Billing

9 Years

Tricia

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.

Billing

First Year!

Linda

 

IT Department

I enjoy hot wings and a cool breeze.

Patient Flow Chief

Webmaster

33 Years

Felipe, P.F.C.

© 2019 by Metabolic Disease Associates

240 W 11th St, 2nd Floor, Erie, PA 16501

Tel: 814-452-2218

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