About Us

About Health Quest

The practitioners investigate complex health conditions that many patients have not found answers for, despite many attempts.

Meet our

Experienced Practitioners

Dr-Hugh-Derham - Health Quest Integrative Clinic

Dr Hugh Derham

(MBBS (UWA) 1975. FRACGP 1999.FACRRM 2000)

Hugh is an integrative GP and nutritional medicine doctor. He looks at your full history to identify the root causes of an illness. He invests more time with patients than conventional doctors. Hugh collects very detailed information about your disease, yourself, and your overall lifestyle to create your treatment plan with you. Integrative doctors may investigate multiple factors causing a condition, or they may investigate multiple conditions causing one symptom.

Hugh works holistically, considering your illness and how it impacts you. He investigates many underlying nutritional and pathophysiological aggravating factors for disease, inflammation and fatigue. Patients with chronic conditions appreciate this process. With a long and varied medical career, Dr Derham has valuable experience across many areas. His areas of special interest include:

  • Gut health
  • Tick-borne illnesses
  • Inflammation
  • Hair Tissue Mineral Analysis (HTMA)
  • Chronic Fatigue
  • Fibromyalgia
  • Chronic Fatigue

In clinic consultations are available and Medicare rebates will apply.

Dr James Kho

(MBBS, FRACGP, DipCH, NFPMC)

James is an Australian-trained integrative medical doctor who takes a holistic approach to patient health problems. By looking into the root cause of disease and ill health, his goal is to restore the body back to its peak performance and function.
He takes time to assess patients thoroughly; investigations and treatments are tailored to the individual patient.
His aim is to diagnose, educate, support, and empower patients in their quest for optimal health. His areas of special interest include:

  • Optimising male and female fertility (using NaPro Technology & Creighton Model)
  • Women’s hormonal health and optimisation
  • PCOS
  • Dysbiosis
  • Miscarriage prevention and pregnancy support
  • Menopausal hormone support
  • Digestive issues and malabsorption
  • Thyroid Disease
  • Autoimmune disease
  • Adrenal insufficiency
  • Low energy

In clinic appointments are available and Medicare rebates will apply.

Jayden Pileggi

Jayden Pileggi

(IFM Cert Prac (USA), MOcc Therapy, BExSc)

Jayden Pileggi is a dedicated Functional Medicine Practitioner who is passionate about providing comprehensive and holistic patient care. With a genuine commitment to your well-being, Jayden goes above and beyond to gather detailed information about your unique health concerns, medical history, and lifestyle factors. With extensive expertise in diverse health conditions, including gut health, digestive disorders, chronic inflammation, chronic fatigue, adrenal insufficiency, thyroid problems, hormonal imbalance, autoimmune conditions, mental health issues, metabolic syndrome, allergies and sensitivities, chronic pain, cardiovascular health, and skin disorders, Jayden strives to identify the underlying causes of your health challenges. Through thorough laboratory assessments and a deep understanding of the intricate connections within the body, Jayden designs personalized treatment plans tailored to your specific needs. Throughout your health journey, Jayden acts as your trusted guide and motivator, empowering you to achieve long-term success, vibrant health, and enhanced vitality.

Institute-for-Functional-Medicine-Certified-Practitioner-Seal

Ashe-Young | Healthquest

Ashe Young

(BNurs MNurs MACNEM)

Ashe is a dedicated Functional Medicine Practitioner with a profound passion for empowering individuals on their journey to optimal health and vitality. Blending the art and science of natural and conventional medicines, Ashe helps people address the root causes of dis-ease and transform their well-being with personalised, holistic care. She draws on a range of therapies—from tailored nutrition and lifestyle plans to nutrient therapy, microbiome optimisation, hormone replacement, detoxification protocols, plant medicines and more —to create deeply individualised treatment paths that honour each person’s unique needs.

Alongside each person’s unique genetic nuances, she has a focus on addressing –

  • Gut Health
  • Hormone Balance and Fertility
  • Neurotransmitter synthesis & mood regulation
  • Inflammation
  • Immune dysregulation
  • Thyroid and Adrenal
  • Heavy Metals and Biotoxins
  • Chronic Fatigue

With a background as a Nurse Practitioner in Primary Care and Mental Health spanning two decades and Fellowship with the Australian College of Nutritional and Environmental Medicine, Ashe has an invaluable depth of experience in integrative medicine. As a psychotherapist who is certified in Hypnotherapy, NLP, and Psychedelic-Assisted Therapy she also her integrates psychological skills as needed to create a supportive space & optimal mindset for healing.

Meet our

Experienced Practitioners

Dr-Hugh-Derham - Health Quest Integrative Clinic

Dr Hugh Derham

(MBBS (UWA) 1975. FRACGP 1999.FACRRM 2000)

Hugh is an integrative GP and nutritional medicine doctor. He looks at your full history to identify the root causes of an illness. He invests more time with patients than conventional doctors. Hugh collects very detailed information about your disease, yourself, and your overall lifestyle to create your treatment plan with you. Integrative doctors may investigate multiple factors causing a condition, or they may investigate multiple conditions causing one symptom.

Hugh works holistically, considering your illness and how it impacts you. Patients with chronic conditions appreciate this process. With a long and varied medical career, Dr Derham has valuable experience across many areas. His areas of special interest include:

  • Gut health
  • Tick-borne illnesses
  • Inflammation
  • Hair Tissue Mineral Analysis (HTMA)
  • Chronic Fatigue
  • Fibromyalgia
  • Chronic Fatigue

In clinic consultations are available and Medicare rebates will apply.

Dr James Kho

(MBBS, FRACGP, DipCH, NFPMC)

James is an Australian-trained integrative medical doctor who takes a holistic approach to patient health problems. By looking into the root cause of disease and ill health, his goal is to restore the body back to its peak performance and function.
He takes time to assess patients thoroughly; investigations and treatments are tailored to the individual patient.
His aim is to diagnose, educate, support, and empower patients in their quest for optimal health. His areas of special interest include:

  • Optimising male and female fertility (using NaPro Technology & Creighton Model)
  • Women’s hormonal health and optimisation
  • PCOS
  • Dysbiosis
  • Miscarriage prevention and pregnancy support
  • Menopausal hormone support
  • Digestive issues and malabsorption
  • Thyroid Disease
  • Autoimmune disease
  • Adrenal insufficiency
  • Low energy

In clinic appointments are available and Medicare rebates will apply.

Jayden Pileggi

Jayden Pileggi

(IFM Cert Prac (USA), MOcc Therapy, BExSc)

Jayden Pileggi is a dedicated Functional Medicine Practitioner who is passionate about providing comprehensive and holistic patient care. With a genuine commitment to your well-being, Jayden goes above and beyond to gather detailed information about your unique health concerns, medical history, and lifestyle factors. With extensive expertise in diverse health conditions, including gut health, digestive disorders, chronic inflammation, chronic fatigue, adrenal insufficiency, thyroid problems, hormonal imbalance, autoimmune conditions, mental health issues, metabolic syndrome, allergies and sensitivities, chronic pain, cardiovascular health, and skin disorders, Jayden strives to identify the underlying causes of your health challenges. Through thorough laboratory assessments and a deep understanding of the intricate connections within the body, Jayden designs personalized treatment plans tailored to your specific needs. Throughout your health journey, Jayden acts as your trusted guide and motivator, empowering you to achieve long-term success, vibrant health, and enhanced vitality.

Institute for Functional Medicine Certified Practitioner Seal

Ashe-Young | Healthquest

Ashe Young

(BNurs MNurs MACNEM)

Ashe is a dedicated Functional Medicine Practitioner with a profound passion for empowering individuals on their journey to optimal health and vitality. Blending the art and science of natural and conventional medicines, Ashe helps people address the root causes of dis-ease and transform their well-being with personalised, holistic care. She draws on a range of therapies—from tailored nutrition and lifestyle plans to nutrient therapy, microbiome optimisation, hormone replacement, detoxification protocols, plant medicines and more —to create deeply individualised treatment paths that honour each person’s unique needs.

Alongside each person’s unique genetic nuances, she has a focus on addressing –

  • Gut Health
  • Hormone Balance and Fertility
  • Neurotransmitter synthesis & mood regulation
  • Inflammation
  • Immune dysregulation
  • Thyroid and Adrenal
  • Heavy Metals and Biotoxins
  • Chronic Fatigue

With a background as a Nurse Practitioner in Primary Care and Mental Health spanning two decades and Fellowship with the Australian College of Nutritional and Environmental Medicine, Ashe has an invaluable depth of experience in integrative medicine. As a psychotherapist who is certified in Hypnotherapy, NLP, and Psychedelic-Assisted Therapy she also her integrates psychological skills as needed to create a supportive space & optimal mindset for healing.

INFORMATION FOR

New Patients

New Patients for Dr Derham:

From January 2025 patients seeking to see Dr Derham for an initial consult must have had a recent tick bite, or have obtained a referral.