OL
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Lee, Neurosurgeon in Fountain Valley, CA?
Dr. Onechang Lee, MD is a Neurosurgeon, who primarily practices in Fountain Valley, CA with 1 additional practice location. Dr. Lee is fluent in English and Korean, and is currently seeing new patients. Dr. Lee’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lee’s office at (714) 433-2000.
What languages does Dr. Lee speak?
Dr. Lee and their clinical team can communicate with patients in the following languages:
English
Korean
What conditions does a Neurosurgeon like Dr. Lee typically treat?
As a Neurosurgeon, Dr. Lee 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. Lee. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Lower Back Spondylosis with Pinched Nerve
- Lower Back and Tailbone Spondylosis with Pinched Nerve
- Peripheral Nerve Disorder
- Spine Injuries and Disorder
- Lumbar Spondylotic Radiculopathy
- Lower Back Arthritis with Nerve Pain
- Pinched Nerve in Lower Back
- Lumbosacral Spondylotic Radiculopathy
- Lower Back Arthritis with Sciatica
- Pinched Nerve in Lumbosacral Spine
ICD-10 Codes:
- M4726: Other spondylosis with radiculopathy, lumbar region
- M4727: Other spondylosis with radiculopathy, lumbosacral region
Also known as:
- Neck Spinal Degeneration with Pinched Nerve
- Neck Injuries and Disorder
- Peripheral Nerve Disorder
- Cervical Degenerative Radiculopathy
- Neck Spondylosis with Radiculopathy
- Pinched Nerve in Neck
ICD-10 Codes:
- M4722: Other spondylosis with radiculopathy, cervical region
Also known as:
- Acute pain after medical procedure
- Pain
- Acute post-operative pain
- Pain after surgery
- Post-procedural pain
ICD-10 Codes:
- G8918: Other acute postprocedural pain
Also known as:
- Traumatic Brain Injury
- Subdural Hematoma
- Head Injury
- Brain Bleed
- TBI
ICD-10 Codes:
- S065X0A: Traumatic subdural hemorrhage without loss of consciousness, initial encounter
What procedures does a Neurosurgeon like Dr. Lee typically perform?
As a Neurosurgeon, Dr. Lee 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. Lee. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Spine Allograft Placement
- Spinal Bone Graft
- Osteopromotive Material Spine
- Donor Bone Graft Spine
- Spine Fusion Material
CPT Codes:
- 20930: Allograft, morselized, or placement of osteopromotive material, for spine surgery only (List separately in addition to code for primary procedure)
Also known as:
- Local Bone Graft for Spine Surgery
- Spine Autograft
- Local Bone Harvest for Spine
- Spinal Fusion Bone Graft
CPT Codes:
- 20936: Autograft for spine surgery only (includes harvesting the graft); local (eg, ribs, spinous process, or laminar fragments) obtained from same incision (List separately in addition to code for primary procedure)
Also known as:
- Bone Marrow Aspiration for Spine Graft
- Spine Bone Marrow Harvest
- Autologous Bone Graft for Spine
- Bone Marrow Aspiration (Spine)
- Spine Bone Graft Material Collection
CPT Codes:
- 20939: Bone marrow aspiration for bone grafting, spine surgery only, through separate skin or fascial incision (List separately in addition to code for primary procedure)
Also known as:
- Spinal Cage Insertion for Fusion
- Lumbar Spinal Fusion (Combined Technique)
- Interbody Device Implantation
- Spinal Fusion with Cage
- Synthetic Disc Space Device
- Posterior lumbar interbody fusion (PLIF)
- Spine fusion surgery lower back
- Lumbar arthrodesis
CPT Codes:
- 22853: Insertion of interbody biomechanical device(s) (eg, synthetic cage, mesh) with integral anterior instrumentation for device anchoring (eg, screws, flanges), when performed, to intervertebral disc space in conjunction with interbody arthrodesis, each interspace (List separately in addition to code for primary procedure)
- 22633: Arthrodesis, combined posterior or posterolateral technique with posterior interbody technique including laminectomy and/or discectomy sufficient to prepare interspace (other than for decompression), single interspace, lumbar;
Also known as:
- Spinal Rod and Screw Placement
- Vertebral Fixation
- Pedicle Screw Fixation
- Spinal Instrumentation Surgery
- Posterior Spinal Fusion Hardware
CPT Codes:
- 22842: Posterior segmental instrumentation (eg, pedicle fixation, dual rods with multiple hooks and sublaminar wires); 3 to 6 vertebral segments (List separately in addition to code for primary procedure)
Also known as:
- Lumbar Spine Decompression Surgery
- Laminectomy
- Facetectomy
- Foraminotomy
- Spinal Stenosis Surgery
CPT Codes:
- 63047: Laminectomy, facetectomy and foraminotomy (unilateral or bilateral with decompression of spinal cord, cauda equina and/or nerve root[s], [eg, spinal or lateral recess stenosis]), single vertebral segment; lumbar
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)
Does Dr. Lee accept my insurance?
Dr. Lee accepts most major insurance plans. Important: Please call our office at (714) 433-2000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Lee accept in Fountain Valley, CA?
Dr. Lee in Fountain Valley, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene Corporation
CVS Health (formerly Aetna)
Medicare
Monarch HealthCare
OptumRx Administered Payer
Other Health Care Provider
State of California
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Lee's office located?
Dr. Onechang Lee's Primary Practice
18035 Brookhurst St Ste 1700
Fountain Valley, CA 92708
(714) 433-2000
What is Dr. Lee's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Lee's National Provider Identifier (NPI) number is 1881838662.
What common questions do patients ask about Dr. Lee?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lee
What is Dr. Onechang Lee's specialty?
Dr. Lee is a Neurosurgeon near Fountain Valley, CA.
What does a Neurosurgeon do?
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.
Is this Dr. Onechang Lee affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Lee is affiliated with Orange County Global Medical Center, Uci Health - Fountain Valley, Uci Medical Center, Hoag Hospital Newport Beach, South Coast Global Medical 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
When to see a Neurosurgeon?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Neurosurgeon. Explore 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 Onechang Lee accepting new patients in Fountain Valley, CA?
Yes, Dr. Onechang Lee is accepting new patients at this time.
Does Dr. Onechang Lee offer online booking?
Please contact Dr. Lee's office at (714) 433-2000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Onechang Lee?
Please contact Dr. Lee's office at (714) 433-2000 for information regarding telehealth appointment availability or for scheduling assistance.
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