Meet Sapphire’s Expert Providers
Compassionate care, expert precision, and personalized wellness from a trusted medical spa in Casper, WY.
At Sapphire Health & Wellness, our team is more than a group of providers. We’re partners in your health journey.
Led by experienced medical professionals, our mission is to provide evidence-based, patient-centered care that blends clinical excellence with genuine compassion. Whether you visit us in Casper or through our mobile services, you’ll be cared for by a team dedicated to helping you feel your best inside and out.

Sara Thronburg, APRN, FNP-C, RNFA
Services:
- Medical Director
- IV Vitamin Therapy
- Weight Loss Plans & Support
- Botox Injections
As the Owner and Medical Director of Sapphire Health and Wellness, I bring 25 years of experience in the healthcare industry, with a goal of creating a safe environment & promoting holistic health.
I am committed to the highest standards of quality and safety in every service offered.
Born and raised in Casper, I’m dedicated to enhancing the well-being of my community through personalized wellness solutions.
At Sapphire, the goal is simple: every client walks out feeling better than when they walked in.

Bella Keith, Licensed Esthetician
Services:
- Signature Facials
- Skin Consultations & Services
- Advanced Skin Care Treatments
- LED Light Therapy
- Lash Services
- Brow Services
- Waxing Services
Hi, I’m Bella! I absolutely love being an esthetician and helping people feel beautiful, confident, and completely relaxed.
My passion for this industry drives me to continually expand my education so I can bring even more advanced and personalized services to my clients.
I truly look forward to making every visit a rejuvenating and confidence-boosting experience!

Tawnya Miller, RN
Services:
- Botox & Dermal Filler Injections
- Advanced Botox Treatments
- NAD+ & Wellness Injections
- IV Vitamin Wellness Therapy
- Weight Loss Plans & Support
I’m a Registered Nurse working toward my BSN and have been injecting aesthetically for the past year. I completed advanced training through Aesthetic Medical Educators Training (AMET).
My approach is patient-centered and safety-focused, rooted in compassion and care for helping the people of Casper, Wyoming feel confident and beautiful!

Shawna Parks, RN
Services:
- Botox
- IV Vitamin Therapy
- Vitamin injections
- NAD+
- Weight loss
- Light therapy
Hi, I’m Shawna! I have a strong clinical background in the surgical setting, and have always been passionate about health and wellness.
I love the shift in health care that focuses more on a proactive approach to health maintenance and optimization.
Incorporating aesthetics with this approach is the perfect combination to help you look and feel your best. I couldn’t be more excited to help you achieve this!

Melissa Nix, Licensed Esthetician
Services:
- Signature facials
- Custom facials
- Waxing services
- Reflexology
Hi, I’m Melissa! Licensed since 2019, I’m passionate about helping women feel confident in their skin.
After leaving the corporate world to follow what truly fulfills me, I now focus on creating meaningful connections and providing self-care services.
Living with Lupus has shaped my perspective on self-confidence, and I’m here to help you feel your best in your own skin.

ChyAnna Esau, RN
Services:
- IV & peptide therapy
- Weight loss plans
- Advanced services like Sculptra & Microneedling
Hi, I’m ChyAnna! I’m a Registered Nurse with nine years of experience and a specialization in aesthetic injecting.
I offer neurotoxin, filler, peptide therapy, weight loss support, Sculptra, and microneedling
As a lifelong Casper resident, I love bringing advanced aesthetic care to my home. Every visit should feel as fun and uplifting as the results.
Book with ChyAnna →
Ready to meet your provider?
Book securely via Portrait or reach out with a quick question → no PHI needed. Our NP-led team is here to help you look and feel your best.
Prefer to visit our Casper clinic?
Most services are available in-clinic with full amenities and immediate scheduling.
Questions? Email sapphirehealthwellness@gmail.com or call/text 307-251-3083
