Directory

Stacy Niemi, MSN, APRN, BC, is a provider at Preventative Medical Clinic in Omaha, Nebraska. She specializes in hormone therapy, wellness care, and regenerative treatments focused on improving women’s health and sexual wellness.

Dr. Margaret Ptacek ND, is dual certified with a specialty in genomics, and has over 26 years of hands-on clinical provider, healthcare management, and business development experience. She was awarded with the 2026 Marquis Who’s Who in America Magazine Cover, 2025 Women We Admire — Top 10 in Kansas, 2025 Marquis Who’s Who in America and 2024 Colorado State Tokyo…

I am a board-certified Family Physician with specialized training in Aesthetic Medicine. I am from the Kansas City area and have been caring for patients for over 20 years. As a primary care physician, I am passionate about helping others live healthy lives. I am married and have two teenaged children, and I most enjoy spending time with my family.

Dr. Kass makes it her highest priority to provide patients with the most advanced diagnostic technology and protocols from conventional medicine in combination with the cutting edge diagnostic tools and treatments from the world of age management and functional medicine. Her commitment to finding the root cause of illness ensures effective and integrative treatments with sustainable results Dr. Kass treats…