How much does HBOT cost at NUMA?

Single sessions start at £160 for 60 minutes, £200 for 75 minutes, £240 for 90 minutes and £320 for 120 minutes. Multi-session packages are available at each duration, for example, ten 60-minute sessions cost £1,488. A required initial consultation is £250 and is fully redeemable against any multi-session package.

Do I need a consultation before treatment?

Yes. NUMA is a medical consultant-led service and requires a face-to-face assessment with the medical director for all new patients. The 30-minute consultation costs £250 and is fully redeemable against any multi-session package.

Where is NUMA and how do I get there?

NUMA is at 6 York Street, London W1U 6QD, in Marylebone, a two-minute walk from Baker Street Underground station.

What type of hyperbaric chambers does NUMA use?

NUMA operates eight medical-grade monoplace chambers pressurised to 2.0 ATA, with clear acrylic windows and filtered medical-grade air. Oxygen is delivered through BIBS masks at near 100% concentration.

Do I need a GP referral to be treated at NUMA?

No. Patients are accepted by self-referral or by physician referral. A consultation with the medical director is required first to assess suitability.

How long is each HBOT session and how many will I need?

Sessions run from 60 to 120 minutes depending on the protocol. NUMA describes a typical treatment course as 10-20 sessions, determined at consultation based on the condition and treatment goals.

Photo: numaoxygen.com

NUMA Hyperbaric Oxygen Therapy

London · Marylebone · updated 4 July 2026

Books onlineConsultation firstCompanies HouseInternational and US-based policies may offer reimbursement; NUMA assists with documentation but cannot guarantee approvalBooks onlineConsultation firstCompanies HouseInternational and US-based policies may offer reimbursement; NUMA assists with documentation but cannot guarantee approvalIs this your clinic? Claim it free

Prices checked once on record, 4 July 2026.

Functional Medicine Hyperbaric Oxygen (HBOT)

Treatments: 13
Categories: 2
From: £160
With pricing: 9

Book online Send enquiry View all treatments

Photo: numaoxygen.com

NUMA is a doctor-led, CQC-registered HBOT clinic in Marylebone, London, running eight medical-grade monoplace chambers at 2.0 ATA, with single sessions from £160 (60 minutes).

Key facts

Cheapest single session: £160 (60 minutes)
Chamber pressure: 2.0 ATA
Chambers on site: 8 medical-grade monoplace chambers
Oxygen delivery: BIBS masks, near 100% oxygen
CQC registered: Yes
Initial consultation: £250 (30 min, redeemable against packages)
Founded: 2017 by Dr Nur Ozyilmaz, MD
Location: 6 York Street, Marylebone, 2 min from Baker Street

NUMA is a hyperbaric oxygen therapy clinic at 6 York Street in Marylebone, a two-minute walk from Baker Street Underground. Founded in 2017 by Dr Nur Ozyilmaz, MD, a UK-trained former NHS consultant with a background spanning emergency medicine, paediatrics, nephrology and regenerative and integrative medicine, it is registered with the Care Quality Commission and operates as a medical consultant-led service.

The clinic runs eight medical-grade monoplace chambers pressurised to 2.0 ATA, with oxygen delivered through BIBS masks at near 100% concentration. Every new patient completes a required 30-minute consultation with the medical director (£250, fully redeemable against any multi-session package). Sessions run from 60 to 120 minutes, and the clinic describes a typical course as 10-20 sessions depending on the condition and goals.

Single sessions start at £160 for 60 minutes, rising to £320 for 120 minutes, with multi-session packages of 5 to 60 sessions available at each duration. Patients are accepted by self-referral or physician referral; payment is taken in advance. The clinic is also a member of the Undersea and Hyperbaric Medical Society, the European Underwater Baromedical Society, the Royal Society of Medicine and the Independent Doctors Federation.

13 treatments across 2 categories in the menu and pricing section below.

Compiled from published research and each venue's own published information. Information only, not medical advice.

Information compiled from the clinic's website, last checked 4 July 2026.

Treatments & pricing

Sourced from the clinic's published menu where available.

Treatments: 13
Categories: 2
With pricing: 9
From: £160

Prices from the clinic's website, checked 4 July 2026. They may have changed. Always confirm with the venue.

12 in Hyperbaric Oxygen (HBOT)

Treatment	Price
	On enquiry
	On enquiry
	On enquiry
	On enquiry
	£1,520 to 16,896
	£760 to 8,448
	£950 to 10,560
	£1,140 to 12,672
	£320
	£160
	£200
	£240

HBOT for Concussion and Traumatic Brain Injury (TBI)
On enquiry
HBOT offered for concussion and TBI, with pathways by injury stage: acute injury within 1 month 5 to 10 sessions, chronic beyond 1 month 40 or more sessions, refractory cases 60 or more sessions.
HBOT for Inflammatory Bowel Disease (IBD)
On enquiry
HBOT offered for inflammatory bowel disease including active flares, chronic/relapsing disease, and perianal disease with non-healing wounds. Pathways: Active Flare 15 to 30 sessions, Chronic/Relapsing Disease 20 to 40 sessions, Perianal Disease/Non-Healing Wounds 30 to 40 or more sessions.
HBOT for Sensorineural Hearing Loss (SNHL)
On enquiry
HBOT offered for sensorineural hearing loss. Pathways: Acute Standard Care 10 to 20 sessions, Salvage Therapy 15 to 20 sessions. The clinic notes acute HBOT is recommended alongside oral and/or intratympanic steroids, and salvage therapy is considered for delayed presentation or limited response to standard therapy.
HBOT for Surgical and Injury Recovery
On enquiry
HBOT offered for surgical recovery and wound/tissue healing across acute/sub-acute and chronic stages, grafts, ischaemic damage, delayed or non-healing wounds, and radiation-related tissue injury. Suggested pathways: Standard Basic Care 5 to 10 sessions, Comprehensive Recovery 20 to 40 sessions, Complex Cases 40 to 60 or more sessions.
HBOT Package - 120-minute sessions (5 to 60 sessions)
£1,520 to 16,896
Multi-session packages of 120-minute HBOT sessions priced by count: 5 sessions 1520, 10 sessions 2976, 20 sessions 5824, 30 sessions 8688, 40 sessions 11520, 60 sessions 16896. All multi-session packages include the 250 consultation fee.
HBOT Package - 60-minute sessions (5 to 60 sessions)
£760 to 8,448
Multi-session packages of 60-minute HBOT sessions priced by count: 5 sessions 760, 10 sessions 1488, 20 sessions 2912, 30 sessions 4344, 40 sessions 5760, 60 sessions 8448. All multi-session packages include the 250 consultation fee.
HBOT Package - 75-minute sessions (5 to 60 sessions)
£950 to 10,560
Multi-session packages of 75-minute HBOT sessions priced by count: 5 sessions 950, 10 sessions 1860, 20 sessions 3640, 30 sessions 5430, 40 sessions 7200, 60 sessions 10560. All multi-session packages include the 250 consultation fee.
HBOT Package - 90-minute sessions (5 to 60 sessions)
£1,140 to 12,672
Multi-session packages of 90-minute HBOT sessions priced by count: 5 sessions 1140, 10 sessions 2232, 20 sessions 4368, 30 sessions 6516, 40 sessions 8640, 60 sessions 12672. All multi-session packages include the 250 consultation fee.
Hyperbaric Oxygen Therapy (HBOT) - Single Session, 120 minutes
£320
Single 120-minute HBOT session in a medical-grade monoplace chamber with near-100% oxygen via BIBS masks.
Hyperbaric Oxygen Therapy (HBOT) - Single Session, 60 minutes
£160
Single HBOT session in a medical-grade monoplace chamber, breathing near-100% oxygen via BIBS masks at a prescribed pressure, typically 2.0 ATA, with scheduled air breaks and approximately 10-minute depressurization.
Hyperbaric Oxygen Therapy (HBOT) - Single Session, 75 minutes
£200
Single 75-minute HBOT session in a medical-grade monoplace chamber with near-100% oxygen via BIBS masks.
Hyperbaric Oxygen Therapy (HBOT) - Single Session, 90 minutes
£240
Single 90-minute HBOT session in a medical-grade monoplace chamber with near-100% oxygen via BIBS masks.

Team

6 practitioners listed where available.

Dr Nur Ozyilmaz

Founder and Medical Director · MD · UK-trained former NHS consultant

Emergency medicine · Paediatrics · Nephrology · Regenerative and integrative medicine · Hyperbaric oxygen therapy

Dr Ozyilmaz brings over 25 years of medical experience. She initially specialised in emergency medicine for six years, then transitioned to paediatrics and nephrology, training at Kings College, Great Ormond Street, and St Thomas' Hospital. She later pursued postgraduate studies in the USA focused on regenerative and integrative medicine with an emphasis on hyperbaric oxygen therapy, and combines conventional and integrative medicine approaches in patient care.

Lina

Listed as a team member; no individual credentials or biography provided on the site.

Ivana

Listed as a team member; no individual credentials or biography provided on the site.

Chisengo

Listed as a team member; no individual credentials or biography provided on the site.

Sonay

Listed as a team member; no individual credentials or biography provided on the site.

Administration (1)expand

Jacques

Co-founder

Co-founder of NUMA (2017), described on the site as a successful commercial lawyer, businessman, and philanthropist.

Facility

Conditions treated

Health areas NUMA Hyperbaric Oxygen Therapy states it works with. General information, not a treatment claim.

General

Show all 29 conditions

General

Wellbeing and regenerationSports performance and injury recoveryHigh-performance athlete recoveryPost-surgical recovery and wound healingAcute concussion (TBI)Persistent post-concussion syndrome (PPCS)Traumatic brain injury (TBI)Sensorineural hearing loss (SNHL)Crohn's disease and ulcerative colitis (inflammatory bowel disease)Long COVID / ME-CFS / post-viral fatigue syndromeFibromyalgiaStroke and neuro rehabilitationChemotherapy or radiation-induced haemorrhagic cystitisDelayed radiation injury (soft tissue and bony necrosis)Radiation necrosisHair transplant recoveryLyme diseaseChronic inflammatory conditionsFemale fertility careMale fertilityGlioblastomaAvascular necrosis (AVN)Complications in nipple-sparing mastectomy and breast reconstructionAesthetic surgery recoverySkin agingHealthy agingVascular complications from facial fillersGrafts and flaps / ischaemic tissue damageDelayed or non-healing wounds

Equipment

Hyperbaric chamber8 chambers operated at 2.0 ATA; clear acrylic windows; compressed with filtered air and oxygen; intercom communication for monitoring
Oxygen deliveryDelivers near 100% oxygen levels, with scheduled air breaks during sessions

From @numaoxygen on Instagram

Recovery after aesthetic surgery is an important part of the wider treatment journey. Hyperbaric Oxygen Therapy (HBOT) is one option some patients explore as part of post-surgical recovery support. Some patients explore HBOT as part of support for: • Recovery after surgical procedures • Tissue re

We're seeing a growing number of referrals for avascular necrosis (AVN), so I wanted to summarise where the current medical evidence sits for hyperbaric oxygen therapy (HBOT). The key point is simple: HBOT is most clinically relevant in early-stage disease (Stages I-II), before structural collaps

Hyperbaric oxygen therapy is a medical treatment that should be carried out in a clinical setting under the supervision of a qualified doctor with the appropriate expertise. With proper fire safety measures in place, patients can feel confident they are in safe hands. However, if these measures ar

Getting ready for your chamber session? Here’s your quick checklist 👇 👕 Wear 𝟭𝟬𝟬% 𝙘𝙤𝙩𝙩𝙤𝙣 𝙘𝙡𝙤𝙩𝙝𝙞𝙣𝙜 𝙤𝙣𝙡𝙮 That includes tops, bottoms, socks, and any extra warm layers. Before you go in: 🧳 Empty your pockets 💍 Remove jewellery and watches 🔒 Store your belongings in the lockers 🌸 Avoid perfume, hairsp

I’m not a blind consumer. For me, quality matters. 🕵️‍♀️🔬🧐 When I buy fish 🐟, I check the country of origin. When I drink orange 🍊 juice, I want to know if it’s freshly squeezed or from a carton 📦 Because it’s not just taste, it’s ingredients, purity, and what you’re putting into your body. A

Another session @numaoxygen Three in a week. I literally need everything below, so hoping it helps get me back on track (excuse the pun) I have been struggling with a few things but I am being accountable and putting my health first! Enhanced Oxygenation HBOT increases oxygen levels in the body b

Follow @numaoxygen on Instagram

Practical information

Hours: Monday to Friday: 9am to 8pm; Saturday: 9am to 5pm
Getting there: Marylebone · Baker Street Underground station (two-minute walk)
Website: numaoxygen.com
Insurance: International and US-based policies may offer reimbursement; NUMA assists with documentation but cannot guarantee approval
Certifications: CQC Registered (Care Quality Commission), The Royal Society of Medicine, Independent Doctors Federation, European Underwater Baromedical Society (EUBS), Undersea and Hyperbaric Medical Society (UHMS)
Consultation: Required before first session

Location

6 York Street, London, W1U 6QD

Open in Google Maps

About the organisation(expand)

Legal entity: NUMA Limited
Companies House: 12043502

Social profiles

Frequently asked

How much does HBOT cost at NUMA?: Single sessions start at £160 for 60 minutes, £200 for 75 minutes, £240 for 90 minutes and £320 for 120 minutes. Multi-session packages are available at each duration, for example, ten 60-minute sessions cost £1,488. A required initial consultation is £250 and is fully redeemable against any multi-session package.
Do I need a consultation before treatment?: Yes. NUMA is a medical consultant-led service and requires a face-to-face assessment with the medical director for all new patients. The 30-minute consultation costs £250 and is fully redeemable against any multi-session package.
Where is NUMA and how do I get there?: NUMA is at 6 York Street, London W1U 6QD, in Marylebone, a two-minute walk from Baker Street Underground station.
What type of hyperbaric chambers does NUMA use?: NUMA operates eight medical-grade monoplace chambers pressurised to 2.0 ATA, with clear acrylic windows and filtered medical-grade air. Oxygen is delivered through BIBS masks at near 100% concentration.
Do I need a GP referral to be treated at NUMA?: No. Patients are accepted by self-referral or by physician referral. A consultation with the medical director is required first to assess suitability.
How long is each HBOT session and how many will I need?: Sessions run from 60 to 120 minutes depending on the protocol. NUMA describes a typical treatment course as 10-20 sessions, determined at consultation based on the condition and treatment goals.