DL
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Lemay, Neurosurgeon in Downey, CA?
Dr. Daniel Lemay, MD is a Neurosurgeon, who primarily practices in Downey, CA. He is board certified. Dr. Lemay graduated from University of Michigan Medical School and completed his residency at L a Co Usc Med Center. Dr. Lemay is fluent in English and Spanish, and is currently seeing new patients. Dr. Lemay’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lemay’s office at (562) 862-1134.
Where did Dr. Lemay go to medical school and complete their residency?
Residency: L a Co Usc Med Center | USC/LAC-Keck School of Medicine
Medical School: University of Michigan Medical School
Is Dr. Lemay board certified as a Neurosurgeon?
Yes, Dr. Daniel Lemay, MD is board certified by the American Board of Neurological Surgery
What languages does Dr. Lemay speak?
Dr. Lemay and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Lemay treat?
As a Neurosurgeon, Dr. Lemay 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. Lemay. 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:
- Neck Spinal Stenosis
- Lower Back Spinal Stenosis with Nerve Pain in Legs
- Lower Back Spinal Stenosis
- Neck Injuries and Disorder
- Spinal Stenosis
- Narrowing of Neck Spinal Canal
- Cervical Spinal Canal Narrowing
- Cervical Stenosis
- Lumbar Spinal Stenosis with Claudication
- Narrowing of Lower Back Spinal Canal with Leg Pain
- Nerve Compression in Lower Back with Walking Pain
- Narrowing of Lower Back Spinal Canal
- Lumbar Spinal Canal Narrowing
- Lumbar Stenosis
ICD-10 Codes:
- M4802: Spinal stenosis, cervical region
- M48062: Spinal stenosis, lumbar region with neurogenic claudication
- M48061: Spinal stenosis, lumbar region without neurogenic claudication
Also known as:
- Lower Back Disc Displacement
- Spine Injuries and Disorder
- Slipped Disc in Lower Back
- Herniated Disc in Lumbar Spine
- Lumbar Disc Protrusion
ICD-10 Codes:
- M5126: Other intervertebral disc displacement, lumbar region
Also known as:
- Brain Growth of Unknown Type
- Brain Disease
- Brain tumor of unknown nature
- Brain lesion of unknown behavior
- Indeterminate brain mass
ICD-10 Codes:
- D496: Neoplasm of unspecified behavior of brain
Also known as:
- Lower Back Disc Degeneration
- Spine Injuries and Disorder
- Degenerative Disc Disease in Lower Back
- Worn Lumbar Discs
- Lumbar Disc Wear and Tear
ICD-10 Codes:
- M5136: Other intervertebral disc degeneration, lumbar region
Also known as:
- Growth of unknown type in the pituitary gland
- Pituitary Disorder
- Pituitary tumor of uncertain nature
- Undetermined pituitary growth
ICD-10 Codes:
- D443: Neoplasm of uncertain behavior of pituitary gland
What procedures does Dr. Lemay perform?
As a Neurosurgeon, Dr. Lemay 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. Lemay. 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:
- 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:
- Additional Spinal Decompression Segment
- Lumbar Spinal Decompression with Fusion
- Laminectomy for Spinal Stenosis
- Facetectomy for Nerve Decompression
- Foraminotomy for Pinched Nerve
- Laminectomy with Fusion
- Facetectomy with Spinal Fusion
- Foraminotomy with Interbody Arthrodesis
CPT Codes:
- 63048: 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; each additional vertebral segment, cervical, thoracic, or lumbar (List separately in addition to code for primary procedure)
- 63052: Laminectomy, facetectomy, or foraminotomy (unilateral or bilateral with decompression of spinal cord, cauda equina and/or nerve root[s] [eg, spinal or lateral recess stenosis]), during posterior interbody arthrodesis, lumbar; single vertebral segment (List separately in addition to code for primary procedure)
Also known as:
- Burr Hole for Brain Device Placement
- Brain Bleed Surgery
- Brain Blood Clot Drainage (Burr Hole)
- Pituitary Tumor Removal Through Nose
- Cranial burr hole
- Brain catheter insertion
- Cerebral monitoring device placement
- Craniectomy for Hematoma
- Craniotomy for Hematoma
- Brain Hematoma Evacuation
- Blood Clot Removal from Brain
- Burr hole surgery for hematoma
- Extradural hematoma drainage
- Subdural hematoma evacuation
- Brain bleed drainage
- Transnasal Pituitary Surgery
- Pituitary Gland Excision
- Tumor Removal Through Nose
- Transsphenoidal Hypophysectomy
CPT Codes:
- 61210: Burr hole(s); for implanting ventricular catheter, reservoir, EEG electrode(s), pressure recording device, or other cerebral monitoring device (separate procedure)
- 61312: Craniectomy Or Craniotomy For Evacuation Of Hematoma, Supratentorial; Extradural Or Subdural
- 61154: Burr Hole(S) With Evacuation And/Or Drainage Of Hematoma, Extradural Or Subdural
- 61548: Hypophysectomy or excision of pituitary tumor, transnasal or transseptal approach, nonstereotactic
Also known as:
- Lumbar Disc Herniation Surgery
- Neck Laminectomy for Spinal Cord Decompression
- Lumbar Laminotomy
- Herniated Disc Decompression (Lower Back)
- Microdiscectomy (Lumbar)
- Cervical Laminectomy
- Spinal Stenosis Surgery (Neck)
- Spinal Cord Decompression Surgery
CPT Codes:
- 63030: Laminotomy (hemilaminectomy), with decompression of nerve root(s), including partial facetectomy, foraminotomy and/or excision of herniated intervertebral disc; 1 interspace, lumbar
- 63015: Laminectomy with exploration and/or decompression of spinal cord and/or cauda equina, without facetectomy, foraminotomy or discectomy (eg, spinal stenosis), more than 2 vertebral segments; cervical
Also known as:
- Ventriculoperitoneal Shunt Placement
- VP Shunt Surgery
- Brain Shunt Placement
- Hydrocephalus Shunt
CPT Codes:
- 62223: Creation of shunt; ventriculo-peritoneal, -pleural, other terminus
Also known as:
- Shunt Puncture for Fluid or Medicine
- Shunt aspiration
- Shunt injection
- Reservoir tap
- Ventricular shunt access
CPT Codes:
- 61070: Puncture of shunt tubing or reservoir for aspiration or injection procedure
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
Also known as:
- Carpal Tunnel Release Surgery
- Median Nerve Neuroplasty
- Carpal Tunnel Decompression
- Median Nerve Transposition
CPT Codes:
- 64721: Neuroplasty and/or transposition; median nerve at carpal tunnel
Also known as:
- Spinal Cage Insertion for Fusion
- Neck Spinal Fusion (Cervical)
- Lumbar Spinal Fusion (Combined Technique)
- Neck Spinal Fusion
- Interbody Device Implantation
- Spinal Fusion with Cage
- Synthetic Disc Space Device
- Cervical interbody fusion
- Anterior cervical discectomy and fusion (ACDF)
- Neck vertebrae fusion
- Posterior lumbar interbody fusion (PLIF)
- Spine fusion surgery lower back
- Lumbar arthrodesis
- Cervical Interbody Fusion
- Anterior Cervical Fusion
- Spinal Cord Decompression Surgery
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)
- 22551: Arthrodesis, anterior interbody, including disc space preparation, discectomy, osteophytectomy and decompression of spinal cord and/or nerve roots; cervical below C2
- 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;
- 22552: Arthrodesis, Anterior Interbody, Including Disc Space Preparation, Discectomy, Osteophytectomy And Decompression Of Spinal Cord And/Or Nerve Roots; Cervical Below C2, Each Additional Interspace (List Separately In Addition To Code For Primary Procedure)
Also known as:
- Spinal Instrumentation (Anterior)
- Anterior Spinal Fixation
- Spine Stabilization Surgery
- Vertebral Segment Instrumentation
- Spinal Fusion Hardware
CPT Codes:
- 22845: Anterior instrumentation; 2 to 3 vertebral segments (List separately in addition to code for primary procedure)
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:
- Spinal Instrumentation Placement
- Spine Stabilization Hardware
- Posterior Spinal Fixation
- Harrington Rod Placement
- Pedicle Screw Fixation
CPT Codes:
- 22840: Posterior non-segmental instrumentation (eg, Harrington rod technique, pedicle fixation across 1 interspace, atlantoaxial transarticular screw fixation, sublaminar wiring at C1, facet screw fixation) (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:
- 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:
- Spinal Fusion (Additional Level)
- Posterior Spinal Arthrodesis
- Vertebral Fusion (Add-on)
- Spine Stabilization Surgery
- Back Bone Fusion
CPT Codes:
- 22614: Arthrodesis, posterior or posterolateral technique, single interspace; each additional interspace (List separately in addition to code for primary procedure)
Also known as:
- Bone Debridement (Cleaning of Bone Wound)
- Bone Wound Cleaning
- Surgical Bone Debridement
- Dead Bone Removal
- Wound Cleaning with Bone Involvement
CPT Codes:
- 11044: Debridement, bone (includes epidermis, dermis, subcutaneous tissue, muscle and/or fascia, if performed); first 20 sq cm or less
Does Dr. Lemay accept my insurance?
Dr. Lemay accepts most major insurance plans. Important: Please call our office at (562) 862-1134 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Lemay accept in Downey, CA?
Dr. Lemay in Downey, 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
Apex Healthcare
Centene
City of Los Angeles
Crown Cork and Seal Company
HealthSmart
Medicaid
Medicare
Other Health Care Provider
State of Tennessee
View All Insurances
Where is Dr. Lemay's office located?
What is Dr. Lemay's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Lemay's National Provider Identifier (NPI) number is 1356347959.
What common questions do patients ask about Dr. Lemay?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lemay
What is Dr. Daniel Lemay's specialty?
Dr. Lemay is a Neurosurgeon near Downey, CA. 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. Lemay to book an appointment today.
Is this Dr. Daniel Lemay affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Lemay is affiliated with Dignity Health - St. Mary Medical Center, Orange County Global Medical Center, Casa Colina Hospital and Centers for Healthcare, UCI Medical Center, Kaiser Permanente Orange County - Anaheim Medical Center, Torrance Memorial 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
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 Daniel Lemay accepting new patients in Downey, CA?
Yes, Dr. Daniel Lemay is accepting new patients at this time.
Does Dr. Daniel Lemay offer online booking?
Please contact Dr. Lemay's office at (562) 862-1134 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Daniel Lemay?
Please contact Dr. Lemay's office at (562) 862-1134 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Daniel Lemay have?
Dr. Daniel Lemay is certified by the American Board of Neurological Surgery.
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