BG
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Grannan, Neurosurgeon in Seattle, WA?
Dr. Benjamin Grannan, MD is a Neurosurgeon, who primarily practices in Seattle, WA with 1 additional practice location. Dr. Grannan is fluent in English, Spanish, and Tagalog, and is currently seeing new patients. Dr. Grannan’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. Grannan’s office at (206) 520-5000.
What languages does Dr. Grannan speak?
Dr. Grannan and their clinical team can communicate with patients in the following languages:
English
Spanish
Tagalog
What conditions does Dr. Grannan treat?
As a Neurosurgeon, Dr. Grannan 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. Grannan. 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:
- Essential Tremor
- Tremor
- Essential tremor
- Familial Tremor
- Benign Essential Tremor
ICD-10 Codes:
- G250: Essential tremor
Also known as:
- Parkinson's Disease without Involuntary Movements
- Parkinson's Disease
- Early Parkinson's', 'Non-dyskinetic Parkinsonism', 'Stable Parkinson's Disease
- PD
- Shaking Palsy
- Paralysis Agitans
ICD-10 Codes:
- G20A1: Parkinson's disease without dyskinesia, without mention of fluctuations
- G20: Parkinson's disease
Also known as:
- Intractable Focal Epilepsy with Complex Partial Seizures
- Epilepsy
- Drug-resistant complex partial epilepsy
- Refractory focal impaired awareness seizures
- Hard-to-treat complex partial seizures
ICD-10 Codes:
- G40219: Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, without status epilepticus
Also known as:
- Trigeminal Neuralgia
- Tic Douloureux
- Facial Nerve Pain
ICD-10 Codes:
- G500: Trigeminal neuralgia
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:
- Other Brain Disorder
- Brain Disease
- Various Brain Conditions
- Uncommon Brain Problems
- Specified Brain Disease
ICD-10 Codes:
- G9389: Other specified disorders of brain
What procedures does Dr. Grannan perform?
As a Neurosurgeon, Dr. Grannan 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. Grannan. 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:
- Replacement of Brain Neurostimulator Pulse Generator
- Cranial Neurostimulator Replacement
- Deep Brain Stimulator Battery Change
- Brain Stimulator Generator Exchange
- Neurostimulator Pulse Generator Insertion
CPT Codes:
- 61886: Insertion or replacement of cranial neurostimulator pulse generator or receiver, direct or inductive coupling; with connection to 2 or more electrode arrays
Also known as:
- Implantable Pain Pump Placement
- Intrathecal Drug Pump Implantation
- Epidural Drug Pump Placement
- Programmable Pain Pump Surgery
CPT Codes:
- 62362: Implantation or replacement of device for intrathecal or epidural drug infusion; programmable pump, including preparation of pump, with or without programming
Also known as:
- Brain Neurostimulator Device Placement
- Cranial neurostimulator insertion
- Deep brain stimulation device placement
- Brain pacemaker implantation
- Neurostimulator pulse generator replacement
CPT Codes:
- 61885: Insertion or replacement of cranial neurostimulator pulse generator or receiver, direct or inductive coupling; with connection to a single electrode array
Also known as:
- Peripheral Nerve Tumor Removal
- Neurofibroma Excision
- Neurolemmoma Removal
- Nerve Sheath Tumor Surgery
CPT Codes:
- 64790: Excision of neurofibroma or neurolemmoma; major peripheral nerve
Also known as:
- Major Arm or Leg Nerve Repair
- Peripheral Nerve Surgery
- Nerve Reconstruction Arm/Leg
- Open Neuroplasty
CPT Codes:
- 64708: Neuroplasty, major peripheral nerve, arm or leg, open; other than specified
Also known as:
- Reprogramming of Implanted Pain Pump
- Intrathecal pump reprogramming
- Epidural pump adjustment
- Pain pump electronic analysis
- Implanted drug pump management
CPT Codes:
- 62368: Electronic analysis of programmable, implanted pump for intrathecal or epidural drug infusion (includes evaluation of reservoir status, alarm status, drug prescription status); with reprogramming
Also known as:
- Nerve Biopsy
- Peripheral nerve biopsy
- Nerve tissue sample
- Diagnostic nerve sampling
CPT Codes:
- 64795: Biopsy of nerve
Also known as:
- Ulnar Nerve Release or Repositioning at Elbow
- Ulnar Nerve Transposition
- Cubital Tunnel Release
- Elbow Nerve Surgery
- Neuroplasty Ulnar Nerve
CPT Codes:
- 64718: Neuroplasty and/or transposition; ulnar nerve at elbow
Also known as:
- Deep Muscle Biopsy
- Biopsy
- Muscle Tissue Sample
- Skeletal Muscle Biopsy
- Diagnostic Muscle Biopsy
CPT Codes:
- 20205: Biopsy, muscle; deep
Does Dr. Grannan accept my insurance?
Dr. Grannan accepts most major insurance plans. Important: Please call our office at (206) 520-5000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Grannan accept in Seattle, WA?
Dr. Grannan in Seattle, WA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Cambia (Regence)
Centene
County of Kern (CA)
CVS Health (formerly Aetna)
Medicare
Molina
Premera Blue Cross
State of Tennessee
State of Washington
UnitedHealthcare
View All Insurances
Where is Dr. Grannan's office located?
What is Dr. Grannan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Grannan's National Provider Identifier (NPI) number is 1417360561.
What common questions do patients ask about Dr. Grannan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Grannan
What is Dr. Benjamin Grannan's specialty?
Dr. Grannan is a Neurosurgeon near Seattle, WA. 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. Grannan to book an appointment today.
Is this Dr. Benjamin Grannan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Grannan is affiliated with UW Medical Center - Montlake, Fred Hutchinson Cancer Center 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 Benjamin Grannan accepting new patients in Seattle, WA?
Yes, Dr. Benjamin Grannan is accepting new patients at this time.
Does Dr. Benjamin Grannan offer online booking?
Please contact Dr. Grannan's office at (206) 520-5000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Benjamin Grannan?
Please contact Dr. Grannan's office at (206) 520-5000 for information regarding telehealth appointment availability or for scheduling assistance.
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