A stylized green butterfly with symmetrical wings, a circular head at the top, and oval accents around it.

REAL care

for REAL life.

hormone therapy tailored to you.

Endocrinology with the whole person in mind.

Work With Emily

CHOOSE YOU.

Bringing hope, healing, and a more personal approach to hormone health.

Emily Castillo is an Endocrinology ARNP who believes patients deserve the time, attention, and support to better understand their bodies and take an active role in their health. She created Wellnova to offer thoughtful, intentional, and individualized endocrinology care that starts with listening and meets you exactly where you are.

With in-person, mobile consults and telemedicine appointments available, better health can start wherever you are.

It’s time to choose you.

Book an Appointment

Bridging Clinical Precision

with Holistic Healing.

My name is Emily Castillo, and I’m here to meet you where you are. With nearly 20 years of clinical experience—including 15 years specializing in hormone care via endocrinology—I bring a deeply experienced, whole-person approach to helping you feel like yourself again.

As a working mom navigating perimenopause myself, I understand that feeling better isn’t just about getting your labs into the “normal” range. It’s about being heard, understanding what’s happening in your body, and finding care that works for your life.

Seattle University Alumna · Functional Medicine Certified · 15+ Years in Endocrinology

Logos of the American Association of Nurse Practitioners and the American Nurses Credentialing Center, with a FNP certification badge.
Logos of the American Association of Nurse Practitioners and the American Nurses Credentialing Center, with a FNP certification badge.
Meet Emily

EVERYTHING LOOKS
“NORMAL.”
BUT YOU DON’T
FEEL LIKE YOU.

Does any of this sound familiar?

❋

STRUGGLING TO LOSE WEIGHT

❋

ANGRY AT YOUR
SPOUSE AND DON’T KNOW WHY

❋

SPACEY AND CAN’T THINK STRAIGHT

❋

BLOOD SUGARS ARE OUT OF CONTROL

❋

FEEL WEAK WITH BRITTLE BONES

❋

LOSING HAIR NO MATTER WHAT

❋

STRESSED TO THE MAX

❋

LOW LIBIDO AND AVOIDING INTIMACY

I UNDERSTAND YOU. I HEAR YOU. I SEE YOU.

The WellNova Circle of Care

Our success is built on the WellNova Circle of Care—a collaborative, 360-degree approach to your health including nutrition, sleep, gut health, and clinical optimization.

A woman lying in bed with a surprised or shocked expression, covering her face with her hands, partially hidden under white bedding, in a bedroom with a gray upholstered headboard.
A woman lying in bed with a surprised or shocked expression, covering her face with her hands, partially hidden under white bedding, in a bedroom with a gray upholstered headboard.
Diagram explaining the approach of personalized hormone therapy through collaborative care, individual assessment, and optimizing treatment at the center of care.
BOOK A CONSULTATION

What We Treat

Sliced red onions on a wooden cutting board, with cilantro and small bowls of salt and pepper nearby.

    • Complex Management (Type 1 & Type 2)

    • Insulin & Insulin Pump Management

    • Continuous Glucose Monitor (CGM) Support

    • Lifestyle Counseling

    • Hypothyroidism

    • Hyperthyroidism

    • Thyroid nodules

    • PMOS

    • Testosterone deficiency

    • PeriMenopause/Menopause management

    • Osteoporosis and Injection Program

    • Medical weight management

    • Metabolic syndrome

Work With Emily

  • “Emily Castillo took the time, before my scheduled appointment, to review my chart and history. She expressed understanding of my needs and was thorough in her questions and plan for my care. She took her time making sure she understood my medical needs and making sure I felt heard. I appreciate her care and compassion!” —Former Patient

  • “Talking to Emily Castillo is like talking with a good friend.  The appointment is relaxed.  She gave me more proper websites to get information and knowledge.  She is the best!”

    –Patient

  • “Emily Castillo is an angel!  So wonderful. She listens and genuinely cares about her patients!” —Patient