About Us...
Resolving the medical challenges facing endocrinology and immunology worldwide...
" We value you as a complete person - your treatment is our first concern "
Meet the Team
At By Firdous® HEALTH, we believe exceptional healthcare is built on expertise, trust and genuine support. Meet the team dedicated to helping you every step of your healthcare journey.
Firdous Sultan
Founder & Clinician
Firdous Sultan is the Founder & Clinician of By Firdous® HEALTH. With a special interest in hormone, metabolic, immune and gut-brain health, she combines functional testing, nutrition, herbal medicine and lifestyle medicine to provide personalised, evidence-informed care that supports long-term health and wellbeing.
Mary Jalagpas
Senior Physician Assistant & Head of Patient Relations
Mary is Senior Physician Assistant and Head of Patient Relations at By Firdous® HEALTH. She oversees patient communications, onboarding and ongoing support, helping to ensure a smooth and personalised experience. Passionate about holistic and patient-centred care, Mary is committed to making every patient feel heard, supported and empowered throughout their journey.
Yzabel Espinosa
Physician Assistant & Patient Relations Manager
Yzabel is a Physician Assistant and Patient Relations Manager at By Firdous® HEALTH. She supports patients throughout their healthcare journey, helping to ensure communication is clear, compassionate and well coordinated. Working closely with the clinical team, Yzabel is dedicated to making every patient feel informed, supported and valued.
What we stand for...
" My primary objective is to empower your health as a
whole "
How can we help you?
Founder | Clinician
Firdous Sultan. Bsc. Adv MHSc. mrCMA. DipGut mrIPHM.
At By Firdous® HEALTH, your neuro-endocrine, metabolic, immune and digestive health are our priority. We provide personalised consultations, advanced functional testing and evidence-informed health strategies designed to help you better understand your health and achieve lasting results.
As a proud partner clinic of Blue Horizon Blood Tests and Spire Healthcare, alongside access to our Central London walk-in diagnostic pathway, we provide targeted diagnostic testing, advanced blood analysis and personalised health assessments. By combining functional testing, nutrition, herbal medicine and lifestyle medicine, we take a comprehensive approach that supports long-term health and wellbeing.
Not sure where to start? Take advantage of our FREE 15-minute discovery call, or arrange an initial consultation with By Firdous® HEALTH.
Ready to take the next step? BOOK your INITIAL CONSULTATION today.
Patient-Centred Care
Our patient, team and partners are our primary focus.
Compassion & Understanding
We recognise every health journey is unique and approach each individual with empathy, respect and care.
Personalised Care
We believe healthcare should be tailored to the individual, not a one-size-fits-all approach.
Education and Empowerment
We provide knowledge, guidance and support to help patients make informed decisions about their health.
Our Mission
To help individuals achieve lasting health by addressing the underlying factors influencing wellbeing through evidence-informed, integrative healthcare.
Our Goal
To combine functional testing, nutrition, herbal medicine and lifestyle medicine to support long-term health outcomes and improved quality of life.
Our Strategy
Our Approach
By combining personalised consultations, advanced functional testing, targeted diagnostic pathways and bespoke treatment plans, we deliver comprehensive care focused on sustainable results and patient empowerment.
Ready to take the next step towards better health? Schedule your FREE 15-minute discovery call.
Have a question? We’d love to hear from you.
We believe exceptional healthcare begins with a conversation. Contact our team today and let us help you find the right path forward.