Doctorcall Private GPs
At Doctorcall, we understand the importance of accessible, reliable, and expert medical care. Our team of private GPs in London is dedicated to providing high-quality healthcare services tailored to your needs. Whether you require a routine check-up, urgent medical advice, or ongoing health management, our experienced doctors are here to support you with compassionate and professional care. DoctorCall provides professional medical services to private patients and businesses 24 hours a day, 7 days a week, 365 days a year.
Doctorcall Private GPs

Dr Andrew Ingles
BA BMBS MRCGP. GMC 7490917
Duty Doctor
Location: London
Year qualified: 2016
Language: English
Specialising in:
- Pharmaceuticals
- Triage
- Telemedicine

Dr. Olaitan Akinlade
MRCGP, BSc, MB ChB, MSc GMC: 7391093
Duty Doctor
Location: London
Year qualified: 2017
Languages: English and Yoruba
Specialising in:
- Oncology

Dr Loredana Kent
BMBS, BSc, DipGeriMed, GMC: 7593155
Duty Doctor
Location: London
Year qualified: 2018
Language: English
Key areas of practice:
- Geriatric care
- Palliative care
- Frailty and mobility concerns

Dr Richard Drewry
MBBS (with merit) DRCOG. GMC 4602877
Duty Doctor – Overnight
Location: London
Year qualified: 2000
Language: English
Specialising in:
- General Practice

Dr Ali Jamil Abd
MRCGP, MSc, MBChB GMC: 6038520
Duty Doctor
Location: London
Year qualified: 1997
Languages: Arabic and English
Specialising in:
- Emergency Medicine
- Acute General Medicine

Dr Colin Marks
MBBS MA (Oxon). GMC 2780339
Duty Doctor
Location: London
Year qualified: 1987
Language: English
Specialising in:
- General Practice

Dr Patrick Sheehan
MB BCh. GMC reg 6049835
Duty Doctor
Location: London
Year qualified: 1994
Language: English
Key areas of practice:
- General Practice
- Geriatric care
- Palliative care
- Frailty and mobility concerns
- Sexual Health

Dr. Eoghan Mac Sweeney
MBBCh GMC: 4776354
Duty Doctor
Location: London
Year qualified: 2001
Languages: English
Specialising in:
- Psychiatry
- Men’s Health

Dr. David Neil Turner
BSc MBBCh DRCOG MRCGP (merit). GMC 4301750
Duty Doctor
Location: London
Year qualified: 2000
Language: English
Specialising in:
- General Practice
- Women’s Health
- Telehealth
- Undergraduate Training

Dr Mahmoud Khalifeh
MBBS. GMC 7188070
Duty Doctor – Overnight
Location: London
Year qualified: 1995
Languages: English and Italian
Specialising in:
- General Practice
- Urgent Care

Dr. Maytham Omran
MRCGP, MBBS, BSc GMC: 7177298
Duty Doctor
Location: London
Year qualified: 2012
Languages: English and Arabic
Specialising in:
- Oncology
- Emergency Medicine
- Cardiology

Dr Graham Mason
MBBS MRCGP. GMC reg 3206593
Duty Doctor – Overnight
Location: London
Year qualified: 1987
Language: English
Specialising in:
- General Practice

Dr. Lea Stone
MRCGP, MBBS, BSc, MSc GMC: 7278662
Concierge GP
Location: London & Bucks
Year qualified: 2025
Languages: English, Afrikaans and German
Specialising in
- Emergency medicine
- Urgent care
- Biomedicine
- Burns care
Dr Konstantinos Zafeiris
MD. GMC 6142407
Duty Doctor
Location: London
Year qualified: 2003
Languages: English, Greek, Slovak and Czech
Specialising in:
- Sports Medicine
- Musculoskeletal
- Emergency Medicine

Dr Santo Chakraborti
MA, MBBS, MRCS, MRCGP. GMC 6159354
Duty Doctor – Overnight
Location: London
Year qualified: 2007
Languages: English
Specialising in:
- Pediatrics & Child Health
- ENT
- Urgent Care

Dr Charles Levinson
Founder and Medical Director, GMC 3205884

Dr Nahrin Raza
Clinical Operations and Governance Lead, GMC 8009268

Dr Andrew Ingles
BA BMBS MRCGP. GMC 7490917
Duty Doctor
Location: London
Year qualified: 2016
Language: English
Key areas of practice:
- Pharmaceuticals
- Triage
- Telemedicine
- Sexual health
- Vein Treatment
Dr Andrew Ingles is an independent GP and private doctor with broad experience across home visiting care, telemedicine and face-to-face private practice. Since 2021, he has worked with Doctorcall as a private home visiting GP, caring for patients in their homes and hotels, while also working with other organisations across London, Bristol and Exeter.
His independent practice spans a wide range of areas including private GP appointments, telemedicine, menopause care, sexual health and vein treatment. This varied work gives him a broad perspective across both everyday general practice and more focused areas of private care.
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Dr. Olaitan Akinlade
MRCGP, BSc, MB ChB, MSc GMC: 7391093
Duty Doctor
Location: London
Year qualified: 2017
Language: English and Yoruba
Key areas of practice:
- Oncology
- Women’s Health
- Palliative medicine
- Urgent and unscheduled care
Dr Olaitan Akinlade is an independent GP with broad experience across NHS general practice, private hospital medicine and urgent care. Her background includes work in primary care, obstetrics and gynaecology, psychiatry, palliative medicine, intensive care and cardiac services, giving her a strong clinical foundation across both community and hospital settings.
Alongside her clinical work, she has also worked as an oncology subject matter expert for electronic health records, contributing to the development of systems that support safer, more effective care delivery. She brings together hands-on general practice experience with wider expertise in private healthcare and health policy.

Dr Loredana Kent
BMBS, BSc, DipGeriMed, GMC: 7593155
Duty Doctor
Location: London
Year qualified: 2018
Language: English
Key areas of practice:
- Geriatric care
- Palliative care
- Frailty and mobility concerns
Dr Loredana Kent is an independent GP with a patient-centred approach to medicine and a particular interest in caring for older patients. Her experience includes general practice, elderly medicine, acute frailty services, rehabilitation medicine, nursing home care and palliative care.
Her background in older patients’ care began before qualification, including volunteering in a nursing home and working as a domiciliary carer while at medical school. During her hospital training, she gained experience across elderly care wards, acute frailty services and rehabilitation medicine. She later completed a diploma in geriatric medicine during her GP training to build on her clinical knowledge in this area.
At Doctorcall, Dr Kent brings this experience to private GP home visits, with a focus on understanding the wider picture around a patient’s health. This can include mobility, medication, memory, family support, home circumstances and what matters most to the patient. Her approach is practical, thoughtful and well suited to older patients and families who may benefit from medical support at home.

Dr Richard Drewry
MBBS (with merit) DRCOG. GMC 4602877
Duty Doctor – Overnight
Location: London
Year qualified: 2000
Language: English
Key areas of practice:
- General Practice
- Urgent Care
- Paediatrics
- Medicine for older people
Dr Richard Drewry is a highly experienced GP with many years of experience across both general practice and hospital medicine. Since 2005, he has served as Principal GP at Grove Park Surgery in Chiswick, combining long-term leadership in primary care with a strong clinical foundation built through acute and specialist hospital posts.
His earlier training covered emergency medicine, paediatrics, medicine for older people, and obstetrics and gynaecology, giving him broad experience across a wide range of clinical settings. That breadth continues to inform his approach to general practice, with a perspective shaped by both community care and frontline hospital medicine.

Dr Ali Jamil Abd
MRCGP, MSc, MBChB GMC: 6038520
Duty Doctor
Location: London
Year qualified: 1997
Languages: Arabic and English
Specialising in:
- Emergency Medicine
- Acute General Medicine

Dr Colin Marks
MBBS MA (Oxon). GMC 2780339
Duty Doctor
Location: London
Year qualified: 1987
Language: English
Specialising in:
- General Practice

Dr Patrick Sheehan
MB BCh. GMC reg 6049835
Duty Doctor
Location: London
Year qualified: 1994
Language: English
Key areas of practice:
- General Practice
- Geriatric Care
- Palliative Care
- Frailty and Mobility Concerns
- Sexual Health
Dr Patrick Sheehan is a highly experienced independent physician with a long-standing background in general internal medicine, gastroenterology, hepatology and sexual health. His career has included senior clinical work in Ireland and the UK, with extensive experience across hospital medicine, specialist registrar training, and later sexual health and HIV medicine.
He has worked extensively in specialist services and has particular expertise in the assessment and management of gastrointestinal and liver conditions, alongside broad experience in sexual health care.
Dr Sheehan’s earlier career included broad hospital training across medicine, surgery, cardiology, respiratory medicine and the care of older patients. He then completed higher specialist training in gastroenterology, hepatology, general internal medicine and endoscopy, including senior registrar posts at St James’s Hospital in Dublin and other major Irish hospitals.
This gave him substantial experience in acute general medicine, gastrointestinal disease, hepatology and endoscopy, including the management of complex conditions, HIV-associated hepatology, and extensive diagnostic and therapeutic endoscopy. Later in his career, he worked in sexual health and HIV medicine in London, covering a broad range of clinics and working to UK clinical standards and national guidance.

Dr. Eoghan Mac Sweeney
MBBCh GMC: 4776354
Duty Doctor
Location: London
Year qualified: 2001
Languages: English
Specialising in:
- Psychiatry
- Men’s Health

Dr. David Neil Turner
BSc MBBCh DRCOG MRCGP (merit). GMC 4301750
Duty Doctor
Location: London
Year qualified: 2000
Language: English
Specialising in:
- General Practice
- Women’s Health
- Telehealth
- Undergraduate Training

Dr Mahmoud Khalifeh
MBBS. GMC 7188070
Duty Doctor – Overnight
Location: London
Year qualified: 1995
Languages: English and Italian
Specialising in:
- General Practice
- Urgent Care

Dr. Maytham Omran
MRCGP, MBBS, BSc GMC: 7177298
Duty Doctor
Location: London
Year qualified: 2012
Languages: English and Arabic
Specialising in:
- Oncology
- Emergency Medicine
- Cardiology

Dr Graham Mason
MBBS MRCGP. GMC reg 3206593
Duty Doctor – Overnight
Location: London
Year qualified: 1987
Language: English
Key areas of practice:
- General Medicine
- Geriatrics
- Gastroenterology
- Emergency care
- Orthopaedics
Dr Graham Mason is a highly experienced doctor who has been with Doctorcall for more than 30 years, having worked with the service since its early years. His clinical background spans hospital medicine, general surgery, general medicine, geriatrics, gastroenterology, emergency care and orthopaedics, giving him deep and wide-ranging experience across both acute and routine care.
Over the course of his career, he has built a strong foundation in caring for older patients, managing emergencies and working across both medical and surgical disciplines. This breadth of experience has underpinned his long-standing work in general practice and community-based patient care.

Dr. Lea Stone
MRCGP, MBBS, BSc, MSc GMC: 7278662
Concierge GP
Location: London & Bucks
Year qualified: 2025
Languages: English, Afrikaans and German
Specialising in
- Emergency medicine
- Urgent care
- Biomedicine
- Burns care
Dr Konstantinos Zafeiris
MD. GMC 6142407
Duty Doctor
Location: London
Year qualified: 2003
Languages: English, Greek, Slovak and Czech
Specialising in:
- Sports Medicine
- Musculoskeletal
- Emergency Medicine

Dr Santo Chakraborti
MA, MBBS, MRCS, MRCGP. GMC 6159354
Duty Doctor – Overnight
Location: London
Year qualified: 2007
Language: English
Key areas of practice:
- Pediatrics & Child Health
- ENT
- Urgent Care
- Elderly Care
Dr Santo Chakraborti is an experienced GP with a broad background spanning general practice, emergency medicine and surgical training. His career combines many years in frontline hospital roles with long-standing work in primary care, giving him wide clinical experience across both community and acute settings.
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Before moving fully into general practice, he built extensive experience across surgery, emergency medicine, neurosurgery, ENT, vascular surgery, orthopaedics, elderly care and general medicine. Alongside his clinical work, he also has a strong academic background in neuroscience, diagnostic imaging and clinical education.
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Dr Charles Levinson
Founder and Medical Director, GMC 3205884

Dr Nahrin Raza
Clinical Operations and Governance Lead, GMC 8009268
Clinical Operations and Governance Lead
Dr Nahrin Raza is Doctorcall’s Clinical Operations and Governance Lead, with a medical background across General Medicine, Acute Medicine, Emergency Medicine, General Practice, Obstetrics and Gynaecology, and General Surgery.
Alongside her clinical work, Dr Raza has experience in healthcare operations, including coordinating admissions and discharges, working with bed managers and patient pathway coordinators, managing referrals, and liaising with external teams.
She has also led medical audit and quality improvement projects, with experience taking projects from idea through to delivery and demonstrating measurable service improvement. Her governance experience includes infection control leadership, incident reporting and escalation, with patient safety at the centre of her work.