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Dr. Rex Williams, MD

Pain Medicine Specialist - Anesthesiologist, Anesthesiologist

Oxford, MS

18 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Williams, Pain Medicine Specialist - Anesthesiologist in Oxford, MS?

    Dr. Rex Williams, MD is a Pain Medicine Specialist - Anesthesiologist, who primarily practices in Oxford, MS with 2 additional practice locations. He has been practicing for over 18 years and is board certified. Dr. Williams is fluent in English, and is currently seeing new patients. Dr. Williams’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Williams’s office at (601) 420-2040.

    Is Dr. Williams board certified as a Pain Medicine Specialist - Anesthesiologist?

    Yes, Dr. Rex Williams, MD is board certified by the American Board of Anesthesiology

    What languages does Dr. Williams speak?

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

    • English

    What conditions does a Pain Medicine Specialist - Anesthesiologist like Dr. Williams typically treat?

    As a Pain Medicine Specialist - Anesthesiologist, Dr. Williams 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. Williams. 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:

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

    ICD-10 Codes:

    • M47816: Spondylosis without myelopathy or radiculopathy, lumbar region
    • M47812: Spondylosis without myelopathy or radiculopathy, cervical region

    Also known as:

    • Sacroiliac Joint Inflammation
    • Back Pain
    • SI Joint Inflammation
    • Sacroiliac Dysfunction
    • Inflamed SI Joint

    ICD-10 Codes:

    • M461: Sacroiliitis, not elsewhere classified

    What procedures does a Pain Medicine Specialist - Anesthesiologist like Dr. Williams typically perform?

    As a Pain Medicine Specialist - Anesthesiologist, Dr. Williams 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. Williams. 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:

    • Lumbar or Sacral Epidural Injection with Imaging
    • Facet Joint Injection (Lower Back/Sacrum)
    • Lumbar Transforaminal Epidural Injection
    • Epidural Steroid Injection
    • Caudal Epidural Injection
    • Spinal Nerve Block
    • Pain Management 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:

    • 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)
    • 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
    • Lumbar/Sacral Facet Joint Nerve Destruction (Additional)
    • Facet joint block
    • Zygapophyseal joint injection
    • Lower back facet injection
    • Sacral facet 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)
    • 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 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:

    • Sacroiliac Joint Injection
    • SI joint injection
    • Sacroiliac steroid injection
    • Image-guided SI joint injection
    • Sacroiliac joint block

    CPT Codes:

    • 27096: Injection procedure for sacroiliac joint, anesthetic/steroid, with image guidance (fluoroscopy or CT) including arthrography when performed

    Does Dr. Williams accept my insurance?

    Dr. Williams accepts most major insurance plans. Important: Please call our office at (601) 420-2040 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Williams accept in Oxford, MS?

    Dr. Williams in Oxford, MS accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross Blue Shield of Alabama

    • Blue Cross Blue Shield of Mississippi

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Humana

    • Medicare

    • State of Mississippi

    • UMR Administered Payer

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Williams' office located?

    Dr. Rex Williams' Primary Practice

    2215 Jefferson Davis Dr

    Oxford, MS 38655

    (601) 420-2040

    Get Directions

    Dr. Rex Williams' Practice 2

    2089 Southridge Dr

    Tupelo, MS 38801

    Get Directions

    Dr. Rex Williams' Practice 3

    255 Medical Center Dr

    Batesville, MS 38606

    Get Directions

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

    Dr. Williams's National Provider Identifier (NPI) number is 1821034596.

    What common questions do patients ask about Dr. Williams?

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

    What is Dr. Rex Williams's specialty?

    Dr. Williams is a Pain Medicine Specialist - Anesthesiologist near Oxford, MS.

    What does a Pain Medicine Specialist - Anesthesiologist do?

    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.

    Is Dr. Rex Williams affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Williams is affiliated with Och Regional Medical Center, Ummc Grenada Hospital 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 Pain Medicine Specialist - Anesthesiologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Pain Medicine Specialist - 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. Rex Williams accepting new patients in Oxford, MS?

    Yes, Dr. Rex Williams is accepting new patients at this time.

    Does Dr. Rex Williams offer online booking?

    Please contact Dr. Williams' office at (601) 420-2040 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Rex Williams?

    Please contact Dr. Williams' office at (601) 420-2040 to schedule an appointment.

    Where is Dr. Williams' office located?

    Dr. Williams' offices are located in Oxford, MS, Tupelo, MS, and Batesville, MS.

    Which board certifications does Dr. Rex Williams have?

    Dr. Rex Williams is certified by the American Board of Anesthesiology.