About
Gem City Primary Care

Internal Medicine and Pediatrics

We are a family-owned primary care practice serving Dayton
and surrounding communities.

We accept all Medicaid, Medicare, commercial insurances, and have a sliding scale for uninsured patients. Our mission is to serve you and your family’s
medical needs with dignity and respect.

Katherine Lambes, MD

Dr. Lambes specializes in Internal Medicine and Pediatrics as a primary care physician for the whole family. A native Daytonian, she received her medical degree from Wright State University School of Medicine and completed specialty training through the Wright State University School of Medicine Internal Medicine and Pediatric
Residency Program.

Dr. Lambes is a graduate of Belmont High School in Dayton, OH and continues
to live in Dayton and serve her community.

Matthew Noordsij-Jones, MD

Dr. NJ specializes in Internal Medicine and Pediatrics as a primary care physician for the whole family. He received his medical degree from the Medical College of Wisconsin and completed specialty training through the Wright State University School of Medicine Internal Medicine and Pediatrics Residency Program.

Dr. NJ grew up in Wisconsin and came to Dayton in 2006 for residency training.
He continues to live in Dayton and serve his adopted community.