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Dr. Jan Slezak, MD

Dr. Jan Slezak, MD

Barrington, NH

33 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Slezak, Interventional Pain Medicine Specialist in Barrington, NH?

    Dr. Jan Slezak, MD is an Interventional Pain Medicine Specialist, who primarily practices in Barrington, NH with 2 additional practice locations. He has been practicing for over 33 years and is board certified by the American Board of Anesthesiology. Dr. Slezak graduated from KOMENSKY UNIVERSITY FACULTY OF MEDICINE and completed his residency at Mass Gen Hosp, Pain Management; Henry Ford Hosp, Anesthesiology; Henry Ford Hosp, Internal Medicine. Dr. Slezak is fluent in English, Czech, and Slovak, and is currently seeing new patients. Dr. Slezak’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Slezak’s office.

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

    • Residency: Mass Gen Hosp, Pain Management; Henry Ford Hosp, Anesthesiology; Henry Ford Hosp, Internal Medicine | Massachusetts General Hospital Program

    • Medical School: University Komenskeho, Lekarska Fak, Bratislava, Czechoslovakia | University Komenskeho / Medical College | KOMENSKY UNIVERSITY FACULTY OF MEDICINE | Comenius University Bratislava

    Is Dr. Slezak board certified in Interventional Pain Medicine Specialist?

    Yes, Dr. Jan Slezak, MD is board certified by the American Board of Anesthesiology

    What languages does Dr. Slezak speak?

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

    • Czech

    • English

    • Slovak

    What conditions does Dr. Slezak treat?

    As a Interventional Pain Medicine Specialist, Dr. Slezak 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. Slezak. 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:

    • 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:

    • 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 Disc Disorder with Nerve Pain
    • Lower Back and Tailbone Disc Disorder with Nerve Pain
    • Peripheral Nerve Disorder
    • Spine Injuries and Disorder
    • Herniated Disc in Lower Back with Radiculopathy
    • Slipped Disc in Lower Back causing Nerve Pain
    • Lumbar Radiculopathy
    • Herniated Disc in Lumbosacral Region with Radiculopathy
    • Lumbosacral Radiculopathy

    ICD-10 Codes:

    • M5116: Intervertebral disc disorders with radiculopathy, lumbar region
    • M5117: Intervertebral disc disorders with radiculopathy, lumbosacral region

    Also known as:

    • Lower Back Spinal Stenosis with Nerve Pain in Legs
    • Neck Spinal Stenosis
    • Spinal Stenosis
    • Neck Injuries and Disorder
    • Lumbar Spinal Stenosis with Claudication
    • Narrowing of Lower Back Spinal Canal with Leg Pain
    • Nerve Compression in Lower Back with Walking Pain
    • Narrowing of Neck Spinal Canal
    • Cervical Spinal Canal Narrowing
    • Cervical Stenosis

    ICD-10 Codes:

    • M48062: Spinal stenosis, lumbar region with neurogenic claudication
    • M4802: Spinal stenosis, cervical 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:

    • Muscle Pain
    • Muscle Spasms
    • Muscle Disorder
    • Neuromuscular Disorder
    • Myalgia
    • Muscle Ache
    • Muscle Soreness
    • Muscle cramps
    • Involuntary muscle contractions
    • Muscle twitching

    ICD-10 Codes:

    • M7918: Myalgia, other site
    • M62838: Other muscle spasm

    Also known as:

    • Tailbone Disorder
    • Spine Injuries and Disorder
    • Coccyx Disorder
    • Sacrococcygeal Pain
    • Tailbone Pain

    ICD-10 Codes:

    • M533: Sacrococcygeal disorders, not elsewhere classified

    Also known as:

    • Other Chronic Pain Condition
    • Chronic Pain
    • Various chronic pain
    • Unspecified long-term pain
    • Persistent pain disorders

    ICD-10 Codes:

    • G8929: Other chronic pain

    Also known as:

    • Lower Back Nerve Root Pain
    • Back Pain
    • Peripheral Nerve Disorder
    • Pinched Nerve in Lower Back
    • Lumbosacral Radiculopathy
    • Sciatica

    ICD-10 Codes:

    • M5417: Radiculopathy, lumbosacral region

    Also known as:

    • Primary Osteoarthritis in Right Hip
    • Osteoarthritis of the knee
    • Osteoarthritis
    • Right Hip Arthritis
    • Right Hip Degenerative Joint Disease
    • Degenerative joint disease
    • Wear-and-tear arthritis
    • Arthrosis
    • Joint degeneration

    ICD-10 Codes:

    • M1611: Unilateral primary osteoarthritis, right hip
    • M1710: Unilateral primary osteoarthritis, unspecified knee

    Also known as:

    • Low Back Pain
    • Back Pain
    • Lumbago
    • Lower Back Ache
    • Backache

    ICD-10 Codes:

    • M5450: Low back pain, unspecified

    Also known as:

    • Spondylolisthesis of the Lower Back
    • Spine Injuries and Disorder
    • Slipped Vertebra in Lower Back
    • Lumbar Spondylolisthesis
    • Lower Back Spinal Slip

    ICD-10 Codes:

    • M4316: Spondylolisthesis, lumbar region

    Also known as:

    • Chronic Migraine without Aura
    • Migraine
    • Transformed migraine
    • Daily chronic headache
    • Persistent migraine

    ICD-10 Codes:

    • G43709: Chronic migraine without aura, not intractable, without status migrainosus

    Which procedures does Dr. Slezak perform as a Interventional Pain Medicine Specialist?

    Does Dr. Slezak accept my insurance?

    Dr. Slezak accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Slezak accept in Barrington, NH?

    Dr. Slezak in Barrington, NH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Express Scripts

    • Martin's Point

    • Medicare

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Slezak's office located?

    Dr. Jan Slezak's Primary Practice

    944 Calef Hwy

    Barrington, NH 03825

    Get Directions

    Dr. Jan Slezak's Practice 2

    14 Maple St

    Gilford, NH 03249

    Get Directions

    Dr. Jan Slezak's Practice 3

    270 Lafayette Rd

    Rye, NH 03870

    (603) 664-0100

    Get Directions

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

    Dr. Slezak's National Provider Identifier (NPI) number is 1750357307.

    What common questions do patients ask about Dr. Slezak?

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

    What is Dr. Jan Slezak's specialty?

    Dr. Slezak is a Interventional Pain Medicine Specialist near Barrington, NH. Interventional pain medicine focuses on diagnosing and treating pain and related disorders using interventional techniques. It is primarily aimed at managing subacute, chronic, persistent, and intractable pain, either as a standalone treatment or in combination with other therapeutic approaches. Contact Dr. Slezak to book an appointment today.

    Is this Dr. Jan Slezak affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Slezak is affiliated with Concord Hospital – Laconia which is a Castle Connolly Top Hospital. 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 Interventional Pain Medicine Specialist?

    Explore Interventional Pain Medicine Specialist 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 Jan Slezak accepting new patients in Barrington, NH?

    Yes, Dr. Jan Slezak is accepting new patients at this time.

    Does Dr. Jan Slezak offer online booking?

    Please contact Dr. Slezak's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Jan Slezak?

    Please contact Dr. Slezak's office for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Jan Slezak have?

    Dr. Jan Slezak is certified by the American Board of Anesthesiology.

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