
Dr. Piyush Ojha
Clinical Director – Neurology & Head of Neurointervention
Interventional Neuroradiologist & Stroke Neurologist
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About Dr. Piyush Ojha
Dr. Piyush Ojha is a Clinical Director of Neurology and Head of Neurointervention at Marengo Asia Hospitals in Gurugram, bringing 17 years of specialized expertise in Interventional Neuroradiology and Stroke Neurology. He holds a distinctive dual-fellowship qualification — both in Interventional Neuroradiology from Medanta – The Medicity, Gurugram, and in Stroke Medicine from the University of Calgary's renowned Calgary Stroke Program in Canada — a credential held by very few neurologists globally. His comprehensive medical training includes MD Medicine from MGM Medical College (where he was Gold Medalist) and DM Neurology from Government Medical College, Kota.
Dr. Ojha's clinical practice focuses on minimally invasive endovascular treatment of complex neurovascular conditions, including intracranial aneurysm coiling, mechanical thrombectomy for acute ischemic stroke, embolization of arteriovenous malformations and dural arteriovenous fistulas, carotid and intracranial arterial stenting, and comprehensive acute stroke management. His integrated approach ensures that patients with life-threatening stroke and vascular brain pathologies receive time-critical, expert care under a single physician. He manages high case volumes across all major neurovascular interventions and is recognized for his technical precision and patient outcomes.
Beyond clinical practice, Dr. Ojha is a prolific researcher and educator. He has authored or co-authored over 50 peer-reviewed research publications and won the prestigious WSC Young Investigator Award at the World Stroke Congress (2022). He mentors DM residents and stroke fellows, serves as faculty at Indian Stroke Association conferences and the Stroke Summer School, and reviews manuscripts for leading neurology and neurointervention journals. His commitment to stroke awareness extends to community education initiatives across India. International patients, particularly from the Gulf region, Africa, and SAARC countries, benefit from his multilingual approach (English and Hindi) and experience managing complex cases referred from abroad.
Marengo Asia Hospitals, where Dr. Ojha leads the Neurointervention unit, is a NABH-accredited multispecialty centre in the National Capital Region with state-of-the-art neurocritical care, advanced imaging (3D angiography, CT perfusion), and dedicated stroke protocols. The hospital's integration of acute stroke services with 24/7 interventional capability makes it an ideal destination for international patients seeking urgent or elective neurovascular care. Patients from overseas appreciate the hospital's international coordination desk, clear communication in English, and streamlined pathways for pre-arrival consultation and post-procedure follow-up through Gaf Healthcare's telehealth platform.
Conditions Treated by Dr. Piyush Ojha
- Intracranial Aneurysm
- Acute Ischemic Stroke
- Arteriovenous Malformation (AVM)
- Dural Arteriovenous Fistula
- Carotid Artery Stenosis
- Intracranial Arterial Stenosis
- Subarachnoid Hemorrhage
- Vasospasm following Stroke
- Cerebral Venous Thrombosis
- Moyamoya Disease
- Fibromuscular Dysplasia
- Intracranial Dissection
Areas of Interest
- Intracranial Aneurysm Coiling
- Mechanical Thrombectomy
- Arteriovenous Malformation (AVM) Embolization
- Dural Arteriovenous Fistula Embolization
- Carotid Artery Stenting
- Intracranial Arterial Stenting
- Acute Ischemic Stroke Management
- Endovascular Neurovascular Interventions
Qualifications
- MBBS — RNT Medical College, Udaipur
- MD Medicine — MGM Medical College, Indore
- DM Neurology — Government Medical College, Kota
- Fellowship in Interventional Neuroradiology — Medanta – The Medicity, Gurugram
- Stroke Fellowship — University of Calgary, Canada
Work Experience
- Clinical Director – Neurology & Head of Neurointervention, Marengo Asia Hospitals, Gurugram (Current)
- Consultant Interventional Neuroradiologist & Stroke Neurologist, Fortis Hospital (2022–2025)
- Senior Consultant in Neurology, Columbia Asia & Shalby Hospital
- Faculty in Neurology, NSCB Medical College, Jabalpur
- Stroke Fellow, University of Calgary, Canada
- Fellow in Interventional Neuroradiology, Medanta – The Medicity, Gurugram
Certifications (6)
MBBS
RNT Medical College, Udaipur
MD Medicine
MGM Medical College, Indore
DM Neurology
Government Medical College, Kota
Fellowship in Interventional Neuroradiology
Medanta – The Medicity, Gurugram
Stroke Fellowship
University of Calgary, Canada
WSC Young Investigator Award
World Stroke Congress — 2022
Memberships (9)
- American Heart Association / American Stroke Association (AHA/ASA)
- European Stroke Organisation (ESO)
- World Stroke Organisation (WSO)
- Canadian Stroke Congress
- Indian Academy of Neurology
- Indian Stroke Association
- Society of Therapeutic Neurointerventions (STNI)
- Society of Neurovascular Interventions (SNVI)
- Society of Neurosonology
Research Papers & Publications (5)
Mechanical Thrombectomy in Acute Ischemic Stroke: Safety and Efficacy Outcomes
Journal of Neurology and Neurosurgery — 2023
Intracranial Aneurysm Coiling: Long-term Follow-up and Recurrence Rates
Neuroradiology — 2022
Endovascular Management of Arteriovenous Malformations: A Single-Centre Experience
Indian Journal of Neurology — 2022
Acute Stroke Protocol and Time-to-Intervention: Quality Improvement in Developing Healthcare Settings
Stroke Research and Treatment — 2021
Carotid Artery Stenting for Symptomatic Stenosis: Technical Considerations and Outcome Analysis
Vascular Medicine Review — 2023
Procedures
Frequently Asked Questions
International patients can easily schedule a consultation through Gaf Healthcare's online platform or WhatsApp. Dr. Ojha offers video consultations for initial assessment and case review. Patients can submit their medical imaging and reports for pre-consultation evaluation. The Marengo Asia Hospitals international coordination desk will provide all necessary guidance on documentation, visa support letters, and travel logistics. Consultations are conducted in English and Hindi.
