Kate Kass

Concierge Functional Medicine clinician (ND), Bellevue, WA

Kate Kass founded Kass Precision Medicine, a concierge practice in Bellevue, Washington, and holds an advanced certification in hormone replacement therapy.

11820 Northup Way, Suite E-105, Bellevue, WA 98005

At a glance

Practice model

Concierge practice

Certification

Hormone replacement therapy

Facts on this page last checked October 2026. How we check doctors

About Kate Kass

Kate Kass founded Kass Precision Medicine to offer proactive, evidence-based care. She operates a concierge practice in Bellevue, Washington. She also trained at the University of California, San Diego.

She earned a Doctor of Naturopathic Medicine from the National College of Natural Medicine in Portland, Oregon. Kass and her team have also focused on men's sexual health and ED treatment in the greater Seattle area. She holds an advanced certification in hormone replacement therapy and has completed continuing education in menopause medicine and hormone optimization.

Her care is personal and partners with patients to support long-term energy, resilience and function.

Membership and fees

Fees are not published. Ask the practice.

Services

Men's sexual health ED treatment Vitality and aging

What functional medicine doctors commonly treat

Education and credentials

Degree

Graduate school

National College of Natural Medicine, Portland, Oregon

Other certification

Hormone replacement therapy, Academy of Innovative and Preventative Medicine (WorldLink Medical)

Professional memberships

Age Management Medical Group, Institute for Functional Medicine, American Academy of Anti-Aging Medicine

License

Washington

NPI

1750794566

Hospital and practice affiliations

Founder of Kass Precision Medicine

Location

11820 Northup Way, Suite E-105, Bellevue, WA 98005

Kass Precision Medicine practice page

Directions

Recognition and research

Media and books

Interviewed on The Dave Asprey Podcast about erectile dysfunction on March 18, 2018.

Patient reviews

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Questions patients ask

Where did Kate Kass train?

Kass earned a Doctor of Naturopathic Medicine from the National College of Natural Medicine in Portland, Oregon. She also trained at the University of California, San Diego.

Where is Kate Kass's office?

Kass operates Kass Precision Medicine, a concierge practice in Bellevue, Washington.

Does Kate Kass treat erectile dysfunction?

Kass and her team have focused on men's sexual health and ED treatment in the greater Seattle area.

Does Kate Kass have training in hormone care?

Kass holds an advanced certification in hormone replacement therapy through the Academy of Innovative and Preventative Medicine (WorldLink Medical). She has also completed continuing education in menopause medicine and hormone optimization.