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Dr. William Ashley, MD, PHD

Dr. William Ashley, MD, PHD

Baltimore, MD

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Ashley, Neurosurgeon in Baltimore, MD?

    Dr. William Ashley, MD, PHD is a Neurosurgeon, who primarily practices in Baltimore, MD with 2 additional practice locations. Dr. Ashley is fluent in English and Spanish, and is not currently seeing new patients. Dr. Ashley’s practice accepts Cigna, Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ashley’s office at (410) 601-4417.

    What languages does Dr. Ashley speak?

    Dr. Ashley and their clinical team can communicate with patients in the following languages:

    • English

    • Spanish

    What conditions does Dr. Ashley treat?

    As a Neurosurgeon, Dr. Ashley diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Ashley. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Brain Aneurysm
    • Cerebral Aneurysm
    • Brain Artery Bulge
    • Intracranial Aneurysm

    ICD-10 Codes:

    • I671: Cerebral aneurysm, nonruptured

    Also known as:

    • Benign Meningioma
    • Benign Tumor
    • Non-cancerous brain or spinal lining tumor
    • Meningeal tumor
    • Brain membrane tumor

    ICD-10 Codes:

    • D329: Benign neoplasm of meninges, unspecified

    Also known as:

    • Traumatic Subdural Brain Bleed
    • Subdural Hematoma
    • Head Bleed
    • Brain Hemorrhage
    • Head Injury

    ICD-10 Codes:

    • S065XAA: Traumatic subdural hemorrhage with loss of consciousness status unknown, initial encounter

    Also known as:

    • Secondary Brain Cancer
    • Brain Tumor
    • Metastatic brain cancer
    • Brain metastases
    • Cancer spread to brain

    ICD-10 Codes:

    • C7931: Secondary malignant neoplasm of brain

    Also known as:

    • Hemorrhagic Stroke
    • Brain Bleed
    • Intracranial Hemorrhage
    • Cerebral Hemorrhage

    ICD-10 Codes:

    • I6203: Nontraumatic chronic subdural hemorrhage

    Also known as:

    • Benign Pituitary Tumor
    • Benign Tumor
    • Pituitary Disorder
    • Pituitary Tumor Treatment (PDQ)
    • Prolactinoma
    • Non-cancerous growth in pituitary gland
    • Pituitary adenoma

    ICD-10 Codes:

    • D352: Benign neoplasm of pituitary gland

    Also known as:

    • Ischemic Stroke
    • Brain Attack
    • Cerebral Infarction
    • Blood Clot in Brain

    ICD-10 Codes:

    • I63312: Cerebral infarction due to thrombosis of left middle cerebral artery

    What procedures does Dr. Ashley perform?

    As a Neurosurgeon, Dr. Ashley performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Ashley. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Brain and Neck Artery X-ray (Angiography)
    • Vertebral Artery Angiography
    • Catheter and X-ray of External Carotid Artery
    • Cerebral Angiography with Catheter Placement
    • Carotid artery angiography
    • Cerebral angiography
    • Intracranial carotid angiography
    • Neck and brain blood vessel imaging
    • Cervicocerebral arch angiography
    • Vertebral artery imaging
    • Brain blood vessel scan
    • External carotid angiography
    • Neck artery imaging with catheter
    • Selective carotid catheterization
    • Brain Blood Vessel X-ray
    • Cervicocerebral Arch Angiography
    • Subclavian Artery Catheterization

    CPT Codes:

    • 36224: Selective catheter placement, internal carotid artery, unilateral, with angiography of the ipsilateral intracranial carotid circulation and all associated radiological supervision and interpretation, includes angiography of the extracranial carotid and cervicocerebral arch, when performed
    • 36226: Selective catheter placement, vertebral artery, unilateral, with angiography of the ipsilateral vertebral circulation and all associated radiological supervision and interpretation, includes angiography of the cervicocerebral arch, when performed
    • 36227: Selective catheter placement, external carotid artery, unilateral, with angiography of the ipsilateral external carotid circulation and all associated radiological supervision and interpretation (List separately in addition to code for primary procedure)
    • 36225: Selective catheter placement, subclavian or innominate artery, unilateral, with angiography of the ipsilateral vertebral circulation and all associated radiological supervision and interpretation, includes angiography of the cervicocerebral arch, when performed

    Also known as:

    • Carotid Artery Angiography
    • Cerebral Angiography
    • Neck Artery X-ray
    • Carotid Artery Imaging
    • Brain Blood Vessel Study

    CPT Codes:

    • 36223: Selective catheter placement, common carotid or innominate artery, unilateral, any approach, with angiography of the ipsilateral intracranial carotid circulation and all associated radiological supervision and interpretation, includes angiography of the extracranial carotid and cervicocerebral arch, when performed

    Also known as:

    • Targeted Catheter Placement in an Artery
    • Selective Arterial Catheterization
    • Brachiocephalic Catheter Placement
    • Thoracic Artery Catheterization
    • Vascular Catheter Insertion

    CPT Codes:

    • 36217: Selective catheter placement, arterial system; initial third order or more selective thoracic or brachiocephalic branch, within a vascular family

    Also known as:

    • Brain or Spinal Cord Embolization
    • Neurovascular embolization
    • Intracranial vessel occlusion
    • Spinal cord vascular malformation treatment

    CPT Codes:

    • 61624: Transcatheter permanent occlusion or embolization (eg, for tumor destruction, to achieve hemostasis, to occlude a vascular malformation), percutaneous, any method; central nervous system (intracranial, spinal cord)

    Also known as:

    • Computer-Assisted Brain Surgery (Stereotactic)
    • Stereotactic Neurosurgery
    • Image-Guided Brain Surgery
    • Cranial Navigational Procedure

    CPT Codes:

    • 61781: Stereotactic computer-assisted (navigational) procedure; cranial, intradural (List separately in addition to code for primary procedure)

    Also known as:

    • Brain Tumor Removal Surgery
    • Brain Tumor Removal (Meningioma)
    • Pituitary Tumor Removal (Through Nose)
    • Brain Bleed Surgery
    • Craniotomy for Tumor
    • Brain Surgery for Tumor
    • Brain Tumor Excision
    • Craniectomy for Tumor
    • Meningioma Excision
    • Craniotomy for Brain Tumor
    • Skull Opening for Tumor
    • Transnasal Pituitary Tumor Excision
    • Trans-sphenoidal Neuroendoscopy
    • Endoscopic Pituitary Surgery
    • Pituitary Adenoma Removal
    • Craniectomy for Hematoma
    • Craniotomy for Hematoma
    • Brain Hematoma Evacuation
    • Blood Clot Removal from Brain

    CPT Codes:

    • 61510: Craniectomy, Trephination, Bone Flap Craniotomy; For Excision Of Brain Tumor, Supratentorial, Except Meningioma
    • 61512: Craniectomy, Trephination, Bone Flap Craniotomy; For Excision Of Meningioma, Supratentorial
    • 62165: Neuroendoscopy, intracranial; with excision of pituitary tumor, transnasal or trans-sphenoidal approach
    • 61312: Craniectomy Or Craniotomy For Evacuation Of Hematoma, Supratentorial; Extradural Or Subdural

    Also known as:

    • Intracranial Thrombectomy (Stroke Treatment)
    • Mechanical Thrombectomy for Stroke
    • Brain Clot Removal (Percutaneous)
    • Intracranial Thrombolysis
    • Endovascular Stroke Treatment

    CPT Codes:

    • 61645: Percutaneous arterial transluminal mechanical thrombectomy and/or infusion for thrombolysis, intracranial, any method, including diagnostic angiography, fluoroscopic guidance, catheter placement, and intraprocedural pharmacological thrombolytic injection(s)

    Also known as:

    • Stereotactic Radiosurgery (Single Brain Lesion)
    • Stereotactic Radiosurgery for Brain Lesion
    • Gamma Knife Radiosurgery
    • CyberKnife
    • Brain Radiation Therapy
    • Particle Beam Therapy
    • CyberKnife Radiosurgery
    • Focused Radiation for Brain
    • SRS

    CPT Codes:

    • 61796: Stereotactic radiosurgery (particle beam, gamma ray, or linear accelerator); 1 simple cranial lesion
    • 61798: Stereotactic radiosurgery (particle beam, gamma ray, or linear accelerator); 1 complex cranial lesion

    Also known as:

    • Skull Bone or Plate Replacement
    • Cranioplasty
    • Skull flap reattachment
    • Prosthetic skull plate insertion
    • Skull defect repair

    CPT Codes:

    • 62143: Replacement of bone flap or prosthetic plate of skull

    Does Dr. Ashley accept my insurance?

    Dr. Ashley accepts most major insurance plans. Important: Please call our office at (410) 601-4417 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Ashley accept in Baltimore, MD?

    Dr. Ashley in Baltimore, MD accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Carefirst BlueCross BlueShield

    • Cigna

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Johns Hopkins

    • Medicare

    • Riverside Health

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Ashley's office located?

    Dr. William Ashley's Primary Practice

    5051 Greenspring Ave Ste 300

    Baltimore, MD 21209

    (410) 601-4417

    Get Directions

    Dr. William Ashley's Practice 2

    5415 Old Court Rd

    Randallstown, MD 21133

    Get Directions

    Dr. William Ashley's Practice 3

    7601 Osler Dr

    Loch Raven, MD 21204

    Get Directions

    What is Dr. Ashley's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Ashley's National Provider Identifier (NPI) number is 1033238647.

    What common questions do patients ask about Dr. Ashley?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ashley

    What is Dr. William Ashley's specialty?

    Dr. Ashley is a Neurosurgeon near Baltimore, MD. A neurological surgeon is responsible to provide the operative and non-operative management which includes prevention, diagnosis, evaluation, treatment, critical care, & rehabilitation of various disorders related to the central, peripheral, and autonomic nervous systems. This includes their supporting structures and vascular supply, the complete evaluation and treatment of pathological process which is known to modify function or activity of the nervous system, the operative & non-operative management of pain. A neurological surgeon has specialization in treating patients with disorders of the nervous system which includes conditions affecting the brain, meninges, skull, and their blood supply, such as the extracranial carotid and vertebral arteries. They also manage disorders related to the pituitary gland, spinal cord, meninges, and vertebral column, including those that may require spinal fusion or instrumentation. In addition to this, they treat conditions affecting the cranial and spinal nerves throughout their course in the body. Contact Dr. Ashley to book an appointment today.

    Is this Dr. William Ashley affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Ashley is affiliated with Sinai Hospital - Baltimore, Northwest Hospital, Greater Baltimore Medical Center, Frederick Health Hospital, Carroll Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Neurosurgeon?

    Explore Neurosurgeon with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is William Ashley accepting new patients in Baltimore, MD?

    No, Dr. William Ashley is not accepting new patients at this time.

    Does Dr. William Ashley offer online booking?

    Please contact Dr. Ashley's office at (410) 601-4417 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with William Ashley?

    Please contact Dr. Ashley's office at (410) 601-4417 for information regarding telehealth appointment availability or for scheduling assistance.

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