About Us

Lanier Adult Medicine with Dr. Laena Karnstedt is an internal medicine practice. Our practice is located at 106 Pilgrim Village Drive, Suite 400, Cumming, GA, 30040. We are currently accepting new patients. We participate with most insurances, including Medicare. However, we always recommend that patients check with their insurance carrier’s website to make sure Dr. Karnstedt is listed as a participating physician. We also have special pricing for self pay/uninsured patients.

Dr. Karnstedt earned her medical degree and completed her internship in 1991 and 1992 at the University of Cincinnati College of Medicine. She completed her residency at St. Elizabeth’s Medical Center in Boston, MA, in 1995. Dr. Karnstedt has been practicing medicine in Northeast Georgia since 2000.

She opened her private practice in Cumming in October 2010. Among the services provided in the office are: preventive care, health screening and physical exams, routine care for women including Pap smears, pelvic and breast exams, pregnancy tests, treatment of acute/chronic medical conditions including diabetes, high blood pressure, heart disease, acute care for short-term illness, flu shots, STD treatment and counseling, skin cancer screenings and coordination of home health needs.

In addition, we also offer: Skin procedures such as biopsies of new or changing moles or growths, wound care, wart treatments, cyst removal, removal of skin tags, treatment of bursitis, joint injections, treatment of tendonitis and treatment of ingrown toenails.

Here at Lanier Adult Medicine, we focus on the patient as a whole. Dr. Karnstedt takes the time to listen, in order to provide her patients with the best possible care.


About Privia Medical Group

Our practice is a proud member of Privia Medical Group - a physician-led, multi-speciality, national medical group. The nation’s top primary care physicians and specialists came together to form Privia Medical Group and share in the mission of providing better, more coordinated care to patients.

Our group focuses on taking accountability for the health and wellness of the patients we serve. We use some of the latest advances in medicine to help our patients remain healthy and better manage disease by offering our patients access to innovative health management technologies, proactive team-based care, and an evidenced-based, patient-centered approach.

Here’s what sets Privia Medical Group apart from traditional practices:

Top Doctors

  • Nationally recognized top physicians and healthcare professionals
  • Physician-led, high-performance medical group
  • Unhurried, comprehensive visits, with time to develop the right care plan
  • Personalized care that exceeds your expectations

Proactive Care

  • Collaborative, team-based medical group
  • Staffed with Health Coaches, Nurse Educators, Pharmacists, and Care Managers
  • Same-day/next-day appointments available
  • Care reminders and alerts
  • Check ins with clinical experts between your office visits

Convenient Technology

  • Book appointments and renew prescriptions online
  • Send and receive secure messages with your care team
  • Secure access to electronic medical records
  • Pay your invoices by credit card, securely and conveniently

State-of-the Art Security and Privacy

We go to extreme lengths to ensure our patients’ information remains confidential and secure.

Not only is our team trained in modern privacy standards (such as HIPAA and PCI compliance), but we also keep your information secure with Secure Socket Layer (SSL) data encryption, firewalls, secure servers (including 24/7 surveillance and biometric access), and many more measures to ensure your information won’t fall into the wrong hands.

To learn more about Privia Medical Group and find other Privia doctors, please visit our website