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Dr. Gregory Vassilev, MD
Westlake Village, CA
Accepting patients
Telehealth
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Vassilev, Pain Medicine Specialist - Anesthesiologist in Westlake Village, CA?
Dr. Gregory Vassilev, MD is a Pain Medicine Specialist - Anesthesiologist, who primarily practices in Westlake Village, CA with 2 additional practice locations. He is board certified. Dr. Vassilev completed his residency at Ucla Sch Of Med, Anesthesiology Olive View-Ucla Med Ctr, General Surgery. Dr. Vassilev is fluent in English and Russian, and is currently seeing new patients. Dr. Vassilev’s practice accepts Cigna, Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Vassilev’s office at (805) 497-7015.
Where did Dr. Vassilev go to medical school and complete their residency?
Residency: Ucla Sch Of Med, Anesthesiology Olive View-Ucla Med Ctr, General Surgery
Medical School: University of Ca, Los Angeles, Ucla Sch of Med, Los Angeles Ca
Is Dr. Vassilev board certified as a Pain Medicine Specialist - Anesthesiologist?
Yes, Dr. Gregory Vassilev, MD is board certified by the American Board of Anesthesiology
What languages does Dr. Vassilev speak?
Dr. Vassilev and their clinical team can communicate with patients in the following languages:
English
Russian
What conditions does Dr. Vassilev treat?
As a Pain Medicine Specialist - Anesthesiologist, Dr. Vassilev 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. Vassilev. 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:
- Pinched Nerve in Lower Back
- Pinched Nerve in Neck
- Back Pain
- Peripheral Nerve Disorder
- Neck Injuries and Disorder
- Lumbar Radiculopathy
- Lower Back Nerve Compression
- Compressed Nerve in Lower Back
- Cervical Radiculopathy
- Neck Nerve Compression
- Compressed Nerve in Neck
ICD-10 Codes:
- M5416: Radiculopathy, lumbar region
- M5412: Radiculopathy, cervical region
Also known as:
- Lower Back and Tailbone Spinal Degeneration
- Spine Injuries and Disorder
- Lumbosacral Spondylosis
- Lower Back Arthritis
- Degenerative Disc Disease in Lower Back
ICD-10 Codes:
- M47817: Spondylosis without myelopathy or radiculopathy, lumbosacral region
Also known as:
- Neck Spondylosis
- Lower Back Spondylosis
- Neck Injuries and Disorder
- Spine Injuries and Disorder
- Cervical Spondylosis
- Neck Arthritis
- Degenerative Neck Disease
- Lumbar Spondylosis
- Lower Back Arthritis
- Degenerative Lumbar Spine Disease
ICD-10 Codes:
- M47812: Spondylosis without myelopathy or radiculopathy, cervical region
- M47816: Spondylosis without myelopathy or radiculopathy, lumbar region
Also known as:
- Chronic pain syndrome
- Chronic Pain
- Persistent pain syndrome
- Long-term pain condition
- Chronic widespread pain
ICD-10 Codes:
- G894: Chronic pain syndrome
Also known as:
- Lower Back Spinal Stenosis with Nerve Pain in Legs
- Spinal Stenosis
- Lumbar Spinal Stenosis with Claudication
- Narrowing of Lower Back Spinal Canal with Leg Pain
- Nerve Compression in Lower Back with Walking Pain
ICD-10 Codes:
- M48062: Spinal stenosis, lumbar region with neurogenic claudication
What procedures does Dr. Vassilev perform?
As a Pain Medicine Specialist - Anesthesiologist, Dr. Vassilev 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. Vassilev. 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 Transforaminal Epidural Injection
- Facet Joint Injection (Lower Back/Sacrum)
- Epidural Steroid Injection
- Lumbar or Sacral Epidural Injection with Imaging
- TFESI (Lumbar)
- Nerve Root Block (Lumbar)
- Lower Back Nerve Injection with Imaging
- Lumbar Facet Joint Injection
- Sacral Facet Joint Injection
- Paravertebral Facet Injection
- Lower Back Pain Injection (Guided)
- Cervical Epidural Injection
- Thoracic Epidural Injection
- Spinal Nerve Block
- Pain Relief Spinal Injection
- Caudal Epidural Injection
- Pain Management Injection
CPT Codes:
- 64483: Injection(s), anesthetic agent(s) and/or steroid; transforaminal epidural, with imaging guidance (fluoroscopy or CT), lumbar or sacral, single level
- 64493: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), lumbar or sacral; single level
- 62321: Injection(s), of diagnostic or therapeutic substance(s) (eg, anesthetic, antispasmodic, opioid, steroid, other solution), not including neurolytic substances, including needle or catheter placement, interlaminar epidural or subarachnoid, cervical or thoracic; with imaging guidance (ie, fluoroscopy or CT)
- 62323: Injection(s), of diagnostic or therapeutic substance(s) (eg, anesthetic, antispasmodic, opioid, steroid, other solution), not including neurolytic substances, including needle or catheter placement, interlaminar epidural or subarachnoid, lumbar or sacral (caudal); with imaging guidance (ie, fluoroscopy or CT)
Also known as:
- Lumbar or Sacral Facet Joint Injection
- Facet Joint Injection (Neck/Upper Back) with Imaging
- Lumbar/Sacral Facet Joint Nerve Destruction (Additional)
- Facet joint block
- Zygapophyseal joint injection
- Lower back facet injection
- Sacral facet injection
- Paravertebral facet injection
- Neck/upper back pain injection
- Facet Joint Nerve Ablation
- Radiofrequency Ablation (RFA) Spine
- Lumbar Facet Denervation
CPT Codes:
- 64494: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), lumbar or sacral; second level (List separately in addition to code for primary procedure)
- 64492: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), cervical or thoracic; third and any additional level(s) (List separately in addition to code for primary procedure)
- 64636: Destruction by neurolytic agent, paravertebral facet joint nerve(s), with imaging guidance (fluoroscopy or CT); lumbar or sacral, each additional facet joint (List separately in addition to code for primary procedure)
Also known as:
- Facet Joint Injection (Neck/Upper Back)
- Cervical Facet Injection
- Thoracic Facet Injection
- Zygapophyseal Joint Injection
- Spinal Joint Injection
CPT Codes:
- 64491: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), cervical or thoracic; second level (List separately in addition to code for primary procedure)
Also known as:
- Facet Joint Nerve Ablation (Lumbar/Sacral)
- Lumbar Facet Joint Denervation
- Sacral Facet Nerve Block
- Radiofrequency Ablation for Back Pain
CPT Codes:
- 64635: Destruction by neurolytic agent, paravertebral facet joint nerve(s), with imaging guidance (fluoroscopy or CT); lumbar or sacral, single facet joint
Also known as:
- Knee Nerve Pain Injection
- Lumbar or Thoracic Sympathetic Nerve Block
- Sciatic Nerve Pain Injection
- Genicular Nerve Block
- Knee Pain Steroid Injection
- Knee Nerve Anesthetic Injection
- Sympathetic Nerve Block (Back)
- Paravertebral Sympathetic Injection
- Lower Back Nerve Block for Pain
- Sciatic Nerve Block
- Sciatica Injection
- Steroid Injection for Sciatica
- Pain Relief for Sciatic Nerve
CPT Codes:
- 64454: Injection(s), anesthetic agent(s) and/or steroid; genicular nerve branches, including imaging guidance, when performed
- 64520: Injection, anesthetic agent; lumbar or thoracic (paravertebral sympathetic)
- 64445: Injection(s), anesthetic agent(s) and/or steroid; sciatic nerve, including imaging guidance, when performed
Also known as:
- Nerve Ablation for Neck or Upper Back Pain
- Facet Joint Nerve Ablation
- Radiofrequency Ablation (RFA) Neck
- Cervical Facet Denervation
- Thoracic Facet Nerve Block
CPT Codes:
- 64633: Destruction by neurolytic agent, paravertebral facet joint nerve(s), with imaging guidance (fluoroscopy or CT); cervical or thoracic, single facet joint
Also known as:
- Facet Joint Nerve Ablation (Neck/Mid-Back)
- Radiofrequency Ablation Facet Joint
- Cervical Facet Nerve Destruction
- Thoracic Facet Nerve Block
- Spine Nerve Ablation
CPT Codes:
- 64634: Destruction by neurolytic agent, paravertebral facet joint nerve(s), with imaging guidance (fluoroscopy or CT); cervical or thoracic, each additional facet joint (List separately in addition to code for primary procedure)
Also known as:
- Spinal Cord Stimulator Implant
- Epidural neurostimulator placement
- Percutaneous spinal stimulator
- SCS implant
CPT Codes:
- 63650: Percutaneous implantation of neurostimulator electrode array, epidural
Also known as:
- Spinal Cord Stimulator Insertion
- Spinal Neurostimulator Placement
- SCS Implantation
- Back Pain Stimulator Surgery
CPT Codes:
- 63685: Insertion or replacement of spinal neurostimulator pulse generator or receiver, requiring pocket creation and connection between electrode array and pulse generator or receiver
Also known as:
- Lumbar or Sacral Epidural Injection (Guided)
- Guided Facet Joint Injection (Neck/Upper Back)
- Sacroiliac Joint Injection
- Transforaminal Epidural Injection
- Spinal Nerve Block
- Lower Back Pain Injection with Guidance
- Paravertebral Facet Joint Injection
- Cervical Facet Injection
- Thoracic Facet Injection
- Zygapophyseal Joint Injection
- SI joint injection
- Sacroiliac steroid injection
- Image-guided SI joint injection
- Sacroiliac joint block
CPT Codes:
- 64484: Injection(s), anesthetic agent(s) and/or steroid; transforaminal epidural, with imaging guidance (fluoroscopy or CT), lumbar or sacral, each additional level (List separately in addition to code for primary procedure)
- 64490: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), cervical or thoracic; single level
- 27096: Injection procedure for sacroiliac joint, anesthetic/steroid, with image guidance (fluoroscopy or CT) including arthrography when performed
Also known as:
- Major Joint Injection or Fluid Removal with Ultrasound
- Ultrasound-Guided Arthrocentesis
- Shoulder Injection with Ultrasound
- Hip Aspiration with Ultrasound
- Knee Injection with Ultrasound
CPT Codes:
- 20611: Arthrocentesis, aspiration and/or injection, major joint or bursa (eg, shoulder, hip, knee, subacromial bursa); with ultrasound guidance, with permanent recording and reporting
Also known as:
- Trigger Point Injection
- Muscle Pain Injection
- Myofascial Trigger Point Injection
- Trigger Point Release Injection
CPT Codes:
- 20552: Injection(s); single or multiple trigger point(s), 1 or 2 muscle(s)
Does Dr. Vassilev accept my insurance?
Dr. Vassilev accepts most major insurance plans. Important: Please call our office at (805) 497-7015 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Vassilev accept in Westlake Village, CA?
Dr. Vassilev in Westlake Village, 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
Blue Shield of California
Centene
Cigna
Crown Cork and Seal Company
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Medicaid
Medicare
UnitedHealthcare
View All Insurances
Where is Dr. Vassilev's office located?
Dr. Gregory Vassilev also offers virtual visits
Dr. Gregory Vassilev's Primary Practice
30870 Russell Ranch Rd Ste 330
Westlake Village, CA 91362
(805) 497-7015
What is Dr. Vassilev's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Vassilev's National Provider Identifier (NPI) number is 1073539748.
What common questions do patients ask about Dr. Vassilev?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Vassilev
What is Dr. Gregory Vassilev's specialty?
Dr. Vassilev is a Pain Medicine Specialist - Anesthesiologist near Westlake Village, CA. In both hospital and outpatient settings, an anesthesiologist offers patients with acute, chronic, and/or cancer pain a high standard of care by serving as their primary care physician or consultant. Moreover, the anesthesiologist collaborates with other specialists to coordinate the needs of patient care. Contact Dr. Vassilev to book an appointment today.
Is this Dr. Gregory Vassilev affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Vassilev is affiliated with Los Robles Regional Medical Center, Banner - University Medical Center Phoenix, Cedars-Sinai 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 Pain Medicine Specialist - Anesthesiologist?
Explore Pain Medicine Specialist - Anesthesiologist 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 Gregory Vassilev accepting new patients in Westlake Village, CA?
Yes, Dr. Gregory Vassilev is accepting new patients at this time.
Does Dr. Gregory Vassilev offer online booking?
Please contact Dr. Vassilev's office at (805) 497-7015 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Gregory Vassilev?
Please contact Dr. Vassilev's office at (805) 497-7015 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Gregory Vassilev have?
Dr. Gregory Vassilev is certified by the American Board of Anesthesiology.
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