Clemens M. Schirmer
Expertise in
13
conditions

Dr. Clemens M. Schirmer

Neurosurgery
Geisinger Health System
Geisinger Wyoming Valley Medical Center - Neurosurgery
950 East Mountain Boulevard, 
Wilkes Barre, PA 
Clinical Trials:Currently Recruiting for 1 Trial
Accepting New Patients
Expertise in
13
conditions
Geisinger Health System
Geisinger Wyoming Valley Medical Center - Neurosurgery
950 East Mountain Boulevard, 
Wilkes Barre, PA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Dr. Schirmer is board certified in neurological surgery and is fellowship trained in interventional neuroradiology and endovascular neurosurgery. He holds subspecialty certificates for neuroendovascular surgery and neurocritical care. His clinical interests include care and management of patients with acute ischemic and hemorrhagic stroke; intracranial aneurysms and arteriovenous malformations; carotid, vertebral and intracranial atherosclerosis and stenosis; and spinal vascular malformations. He specializes in endovascular flow diversion techniques, skull base surgeries and minimally invasive craniotomy techniques. He earned his medical degree at the Medizinische Fakultät at Ludwig-Maximilians-Universität München in Germany. Dr. Schirmer completed his residency and fellowships at Tufts University, New England Medical Center and Harvard Medical School Teaching Hospitals in Boston.|Video: more from Dr. Clemens Schirmer, M.D., PhD.

Dr. Schirmer is highly rated in 13 conditions, according to our data. His top areas of expertise are Brain Aneurysm, Stroke, Subarachnoid Hemorrhage, Thrombectomy, and Stent Placement.

His clinical research consists of co-authoring 207 peer reviewed articles and participating in 9 clinical trials. MediFind looks at clinical research from the past 15 years.

Graduate Institution
Ludwig-Maximilians University, 2002 - Doctor Of Medicine
Residency
New England Medical Center-Tufts, 2010
Specialties
Neurosurgery
Licenses
Neurological Surgery in PA
Fellowships
New England Medical Center-Tufts, 2007
Hospital Affiliations
Geisinger Wyoming Valley Medical Center
Geisinger-Community Medical Center
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Geisinger
  • HMO
  • POS
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Moda Health
  • EPO
  • PPO
PA Health and Wellness
  • HMO
  • MANAGED MEDICAID PLAN
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
UPMC
  • EPO
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 8 Less Insurance Carriers -

Locations

Geisinger Wyoming Valley Medical Center - Neurosurgery
950 East Mountain Boulevard, Wilkes Barre, PA 18702
Call: 800-275-6401
Other Locations
Geisinger Medical Center - Neurosurgery
100 North Academy Avenue, Danville, PA 17822
Call: 800-275-6401

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

9 Clinical Trials

Sleep for Stroke Management and Recovery Trial
Sleep for Stroke Management and Recovery Trial
Enrollment Status: Recruiting
Publish Date: November 12, 2025
Intervention Type: Device
Study Phase: Not Applicable
SEGA - SEdation Versus General Anesthesia for Endovascular Therapy in Acute Ischemic Stroke - a Randomized Comparative Effectiveness Trial.
SEGA - SEdation Versus General Anesthesia for Endovascular Therapy in Acute Ischemic Stroke - a Randomized Comparative Effectiveness Trial.
Enrollment Status: Completed
Publish Date: November 26, 2025
Intervention Type: Drug, Procedure
Study Drugs: Sedation, General Anesthesia
Study Phase: Phase 4
REal-World Analyses of Stroke - Thrombus Occlusion REtrieval
REal-World Analyses of Stroke - Thrombus Occlusion REtrieval
Enrollment Status: Completed
Publish Date: June 18, 2025
Intervention Type: Device
INVEST-REGISTRY: Minimally Invasive Endoscopic Surgical Treatment With Apollo/Artemis in Patients With Brain Hemorrhage: A Prospective Multicenter Registry
INVEST-REGISTRY: Minimally Invasive Endoscopic Surgical Treatment With Apollo/Artemis in Patients With Brain Hemorrhage: A Prospective Multicenter Registry
Enrollment Status: Completed
Publish Date: June 04, 2025
Intervention Type: Device
Study Phase: Not Applicable
Embotrap eXtraction & Clot EvaLuation & Lesion Evaluation for NeuroThrombectomy
Embotrap eXtraction & Clot EvaLuation & Lesion Evaluation for NeuroThrombectomy
Enrollment Status: Completed
Publish Date: June 03, 2025
Intervention Type: Device
ASSIST Registry to Assess the Procedural Success and Clinical Outcomes Associated With Various Operator Techniques for Mechanical Thrombectomy in Large Vessel Occlusions (LVO).
ASSIST Registry to Assess the Procedural Success and Clinical Outcomes Associated With Various Operator Techniques for Mechanical Thrombectomy in Large Vessel Occlusions (LVO).
Enrollment Status: Completed
Publish Date: May 13, 2025
Intervention Type: Device
INVEST: A Single Arm, Feasibility Study of Minimally Invasive Endoscopic Surgical Treatment With Apollo for Supratentorial Intracerebral Hemorrhage (ICH)
INVEST: A Single Arm, Feasibility Study of Minimally Invasive Endoscopic Surgical Treatment With Apollo for Supratentorial Intracerebral Hemorrhage (ICH)
Enrollment Status: Completed
Publish Date: November 22, 2023
Intervention Type: Device, Other
Study Phase: Not Applicable
Helping Stroke Patients With ThermoSuit Cooling
Helping Stroke Patients With ThermoSuit Cooling
Enrollment Status: Terminated
Publish Date: June 06, 2023
Intervention Type: Drug, Device, Procedure
Study Phase: Not Applicable
ENRICH: A Multi-center, Randomized, Clinical Trial Comparing Standard Medical Management to Early Surgical Hematoma Evacuation Using Minimally Invasive Parafascicular Surgery (MIPS) in the Treatment of Intracerebral Hemorrhage (ICH).
ENRICH: A Multi-center, Randomized, Clinical Trial Comparing Standard Medical Management to Early Surgical Hematoma Evacuation Using Minimally Invasive Parafascicular Surgery (MIPS) in the Treatment of Intracerebral Hemorrhage (ICH).
Enrollment Status: Completed
Publish Date: May 10, 2023
Intervention Type: Procedure
Study Phase: Not Applicable
View 8 Less Clinical Trials

207 Total Publications

Initial multicenter experience with the Broadway System for direct aspiration of large vessel occlusions in acute ischemic stroke.
Initial multicenter experience with the Broadway System for direct aspiration of large vessel occlusions in acute ischemic stroke.
Journal: Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences
Published: November 17, 2025
View All 207 Publications
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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Schirmer's expertise for a condition
ConditionClose
  • Elite
  • Brain Aneurysm
    Dr. Schirmer is
    Elite
    . Learn about Brain Aneurysm.
    See more Brain Aneurysm experts
  • Stroke
    Dr. Schirmer is
    Elite
    . Learn about Stroke.
    See more Stroke experts
  • Distinguished
  • Arteriovenous Malformation
    Dr. Schirmer is
    Distinguished
    . Learn about Arteriovenous Malformation.
    See more Arteriovenous Malformation experts
  • Subarachnoid Hemorrhage
    Dr. Schirmer is
    Distinguished
    . Learn about Subarachnoid Hemorrhage.
    See more Subarachnoid Hemorrhage experts
  • Thrombectomy
    Dr. Schirmer is
    Distinguished
    . Learn about Thrombectomy.
    See more Thrombectomy experts
  • Advanced
  • Cerebral Arteriovenous Malformation
    Dr. Schirmer is
    Advanced
    . Learn about Cerebral Arteriovenous Malformation.
    See more Cerebral Arteriovenous Malformation experts
  • Chronic Subdural Hematoma
    Dr. Schirmer is
    Advanced
    . Learn about Chronic Subdural Hematoma.
    See more Chronic Subdural Hematoma experts
  • Moyamoya Disease
    Dr. Schirmer is
    Advanced
    . Learn about Moyamoya Disease.
    See more Moyamoya Disease experts
  • Stent Placement
    Dr. Schirmer is
    Advanced
    . Learn about Stent Placement.
    See more Stent Placement experts
  • Subdural Hematoma
    Dr. Schirmer is
    Advanced
    . Learn about Subdural Hematoma.
    See more Subdural Hematoma experts
  • Vein of Galen Aneurysm
    Dr. Schirmer is
    Advanced
    . Learn about Vein of Galen Aneurysm.
    See more Vein of Galen Aneurysm experts
View All 8 Advanced Conditions
  • Experienced
  • Anton Syndrome
    Dr. Schirmer is
    Experienced
    . Learn about Anton Syndrome.
    See more Anton Syndrome experts
  • Apoplexy
    Dr. Schirmer is
    Experienced
    . Learn about Apoplexy.
    See more Apoplexy experts
  • Carotid Artery Surgery
    Dr. Schirmer is
    Experienced
    . Learn about Carotid Artery Surgery.
    See more Carotid Artery Surgery experts
  • Cerebral Cavernous Malformation
    Dr. Schirmer is
    Experienced
    . Learn about Cerebral Cavernous Malformation.
    See more Cerebral Cavernous Malformation experts
  • Gastrostomy
    Dr. Schirmer is
    Experienced
    . Learn about Gastrostomy.
    See more Gastrostomy experts
  • Pseudotumor Cerebri Syndrome
    Dr. Schirmer is
    Experienced
    . Learn about Pseudotumor Cerebri Syndrome.
    See more Pseudotumor Cerebri Syndrome experts
View All 8 Experienced Conditions
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