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Dr. Gregory Porter, MD

Anesthesiologist, Pain Medicine Specialist - Anesthesiologist, Interventional Pain Medicine Specialist, Pain Medicine Specialist

Grass Valley, CA

29 Years of Experience

Accepting patients

    Who is Dr. Porter, Anesthesiologist in Grass Valley, CA?

    Dr. Gregory Porter, MD is an Anesthesiologist, who primarily practices in Grass Valley, CA with 2 additional practice locations. He has been practicing for over 29 years and is board certified. Dr. Porter completed his residency at Univ Ca Irvine Med Ctr, Anesthesiology; Univ Ca Irvine Med Ctr, General Surgery. Dr. Porter is fluent in English and Spanish, and is currently seeing new patients. Dr. Porter’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Porter’s office at (530) 272-3428.

    Where did Dr. Porter go to medical school and complete their residency?

    • Residency: Univ Ca Irvine Med Ctr, Anesthesiology; Univ Ca Irvine Med Ctr, General Surgery | Irvine Med Center

    • Medical School: Suny At Stony Brook Hlth Sci Ctr, Stony Brook Ny | Stony Brook Univ Health Sciences Center School Of Medicine

    Is Dr. Porter board certified as an Anesthesiologist?

    Yes, Dr. Gregory Porter, MD is board certified by the American Board of Anesthesiology

    What languages does Dr. Porter speak?

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

    • English
    • Spanish

    What conditions does an Anesthesiologist like Dr. Porter typically treat?

    As an Anesthesiologist, Dr. Porter 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. Porter. 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:

    • Other Pre-Procedure Examination
    • Various pre-op checks
    • Miscellaneous pre-surgery exams
    • Other pre-treatment assessments

    ICD-10 Codes:

    • Z01818: Encounter for other preprocedural examination

    Also known as:

    • Cataract
    • Cloudy lens
    • Lens clouding
    • Eye cloudiness

    ICD-10 Codes:

    • H2511: Age-related nuclear cataract, right eye
    • H2512: Age-related nuclear cataract, left eye

    Also known as:

    • Lower Back Spondylosis
    • Spine Injuries and Disorder
    • Lumbar Spondylosis
    • Lower Back Arthritis
    • Degenerative Lumbar Spine Disease

    ICD-10 Codes:

    • M47816: Spondylosis without myelopathy or radiculopathy, lumbar region

    Also known as:

    • Pinched Nerve in Lower Back
    • Back Pain
    • Peripheral Nerve Disorder
    • Lumbar Radiculopathy
    • Lower Back Nerve Compression
    • Compressed Nerve in Lower Back

    ICD-10 Codes:

    • M5416: Radiculopathy, lumbar 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:

    • Long-Term Opioid Pain Reliever Use
    • Pain Relievers
    • Chronic opioid therapy
    • Ongoing narcotic pain medication
    • Opioid analgesic use

    ICD-10 Codes:

    • Z79891: Long term (current) use of opiate analgesic

    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:

    • Therapeutic Drug Monitoring
    • Drug level testing
    • Medication monitoring
    • Therapeutic drug management

    ICD-10 Codes:

    • Z5181: Encounter for therapeutic drug level monitoring

    What procedures does an Anesthesiologist like Dr. Porter typically perform?

    As an Anesthesiologist, Dr. Porter 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. Porter. 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:

    • Facet Joint Injection (Lower Back/Sacrum)
    • Lumbar Transforaminal Epidural Injection
    • Lumbar Facet Joint Injection
    • Sacral Facet Joint Injection
    • Paravertebral Facet Injection
    • Lower Back Pain Injection (Guided)
    • TFESI (Lumbar)
    • Nerve Root Block (Lumbar)
    • Lower Back Nerve Injection with Imaging

    CPT Codes:

    • 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
    • 64483: Injection(s), anesthetic agent(s) and/or steroid; transforaminal epidural, with imaging guidance (fluoroscopy or CT), lumbar or sacral, single level

    Also known as:

    • Lumbar or Sacral Facet Joint Injection (Additional Levels)
    • Lumbar or Sacral Epidural Injection (Guided)
    • Guided Facet Joint Injection (Neck/Upper Back)
    • Lower Back Facet Joint Injection
    • Sacral Facet Nerve Block
    • Paravertebral Facet Injection (Lumbar/Sacral)
    • 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

    CPT Codes:

    • 64495: Injection(s), diagnostic or therapeutic agent, paravertebral facet (zygapophyseal) joint (or nerves innervating that joint) with image guidance (fluoroscopy or CT), lumbar or sacral; third and any additional level(s) (List separately in addition to code for primary procedure)
    • 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

    Also known as:

    • Lumbar or Sacral Facet Joint Injection
    • Facet joint block
    • Zygapophyseal joint injection
    • Lower back facet injection
    • Sacral facet injection

    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)

    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)

    Does Dr. Porter accept my insurance?

    Dr. Porter accepts most major insurance plans. Important: Please call our office at (530) 272-3428 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Porter accept in Grass Valley, CA?

    Dr. Porter in Grass Valley, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Shield of California

    • Centene Corporation

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Hill Physicians Medical Group

    • Humana

    • Imperial Health Holdings

    • Medicare

    • Molina Healthcare

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Porter's office located?

    Dr. Gregory Porter's Primary Practice

    400 Sierra College Dr Ste B

    Grass Valley, CA 95945

    (530) 272-3428

    Get Directions

    Dr. Gregory Porter's Practice 2

    10 Governors Ln

    Chico, CA 95926

    Get Directions

    Dr. Gregory Porter's Practice 3

    605 W East Ave

    Chico, CA 95926

    Get Directions

    What hospitals are Dr. Porter affiliated with?

    Dr. Porter has admitting privileges at the following hospitals:

    Oroville Hospital,Oroville, CA
    Banner Lassen Medical Center,Susanville, CA

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

    Dr. Porter's National Provider Identifier (NPI) number is 1790741262.

    What common questions do patients ask about Dr. Porter?

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

    What is Dr. Gregory Porter's specialty?

    Dr. Porter is an Anesthesiologist near Grass Valley, CA.

    What does an Anesthesiologist do?

    A physician specialist in pain management and maintaining or restoring a stable state during and right after surgical, obstetric, or diagnostic operations is known as an anesthesiologist. This specialist assesses each patient's risk of surgery and tries to improve their condition before to, during, and following the procedure. Anesthesiologists provide medical management, pain management, and critical care consults in addition to these vital management responsibilities. They are responsible for managing patients with severe illnesses or injuries, supervising the recovery period following anesthesia, directing resuscitation efforts for patients experiencing cardiac or respiratory emergencies that may require artificial ventilation, and diagnosing and treating both acute and chronic pain, including pain related to cancer.

    Is Dr. Gregory Porter affiliated with a ranked Castle Connolly Top Hospital?

    No, Dr. Porter is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Oroville Hospital, Banner Lassen Medical Center. Castle Connolly Top Hospitals 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 an Anesthesiologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Anesthesiologist. 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 Dr. Gregory Porter accepting new patients in Grass Valley, CA?

    Yes, Dr. Gregory Porter is accepting new patients at this time.

    Does Dr. Gregory Porter offer online booking?

    Please contact Dr. Porter's office at (530) 272-3428 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Gregory Porter?

    Please contact Dr. Porter's office at (530) 272-3428 to schedule an appointment.

    Where is Dr. Porter's office located?

    Dr. Porter's offices are located in Grass Valley, CA and Chico, CA.

    Which board certifications does Dr. Gregory Porter have?

    Dr. Gregory Porter is certified by the American Board of Anesthesiology.