Our Providers

James R. Stevens

MD, CAQSM, ABAARM, FAAFP

Medical Director & Provider, Cary location

Dr. Stevens is part of a growing effort to seek, refine and introduce new knowledge and methods to Essential Health clinics in a constant quest to provide an avenue towards better health for those we serve.

Currently not accepting new patients

Elizabeth Sierakowski

MD, ABFM, ABOIM, ABAARM

Medical Director & Provider, Raleigh location

Dr. Sierakowski leads the clinical mission of achieving optimal health for our clients, developing the advanced training roadmap for our providers, and helping expand our superior model of care nationally.

Currently not accepting new patients

Dr. Tonya Cramer, MD, MPH, DABOM, DACLM, DABPM, DIBLM

Tonya Cramer

MD, MPH, DABOM, DACLM, DABPM, DIBLM

Provider, Cary location

Dr. Cramer’s clinical interest is preventing and reversing disease processes including weight management, hormone regulation, metabolic and cardiovascular disease, and optimized cancer treatment.

Accepting new patients!

Jennie Welner

FNP-BC, ABAAHP, FAARM

Provider, Cary location

Jennie’s clinical focus is hormone balancing, thyroid health, adrenal health, aesthetics, skincare, hair restoration with PRP, IV nutrient therapy, and weight management.

Accepting new patients!

Todd J. Harris, DO, ABFM, ABAARM, FAAMM

Provider, Bozeman location

Dr. Harris values connecting with his patients personally, digging deeper into what keeps them healthy, and truly making a difference in their lives.

Accepting new patients!

Kristin “Kris” Bailey

FNP-C, ABAAHP

Provider, Bozeman location

Kris’ clinical focus is health optimization through preventative care, hormone balancing, regenerative medicine, IV nutrient therapy, thyroid management, stress reduction, gut healing, immune support, and weight management.

Accepting new patients!

Nikki Fowler

FNP-C

Provider, Raleigh location

Nikki emphasizes collaborative goal setting and building relationships with her patients. Her areas of special interest are women’s health, hormone optimization, metabolic and cardiovascular health for longevity, and stress management.

Accepting new patients!

Dr. Alli Webb, provider at Essential Health smiling and seated in the clinic office, representing compassionate and personalized patient care.

Allison Webb

MD, MAT, ABIM, ABPN

Provider, Raleigh location

Dr. Webb is a double-board certified physician who is passionate about blending her knowledge as an internist and psychiatrist to provide whole-person health care.

Currently not accepting new patients

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a member of our team