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Dr. John Karwowski, MD

Dr. John Karwowski, MD

Cheverly, MD

28 Years of Experience

Accepting patients

    Who is Dr. Karwowski, Vascular Surgeon in Cheverly, MD?

    Dr. John Karwowski, MD is a Vascular Surgeon, who primarily practices in Cheverly, MD with 2 additional practice locations. He has been practicing for over 28 years. Dr. Karwowski completed his residency at Stanford University, Medical Oncology. Dr. Karwowski is fluent in English, and is currently seeing new patients. Dr. Karwowski’s practice accepts Kaiser Permanente, Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Karwowski’s office at (301) 618-8000.

    What are Areas of Expertise for Dr. Karwowski?

    Dr. John Karwowski, MD is a highly-rated, board-certified Vascular Surgeon known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Karwowski empowers patients to confidently navigate their health journey, specializing in Aneurysm, Carotid Artery Angioplasty & Stent, Endovascular Surgery, Minimally Invasive Surgery, and comprehensive wellness support. Serving the Cheverly, MD community, Dr. Karwowski is dedicated to enhancing lives through expert, patient-centered care.

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

    • Fellowship: Stanford University, Medical Oncology

    • Residency: Stanford University, Medical Oncology

    • Medical School: Tufts University

    What languages does Dr. Karwowski speak?

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

    • English

    What conditions does a Vascular Surgeon like Dr. Karwowski typically treat?

    As a Vascular Surgeon, Dr. Karwowski 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. Karwowski. 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:

    • Peripheral Artery Disease
    • PVD
    • PAD
    • Poor Circulation in Legs
    • Blocked Leg Arteries

    ICD-10 Codes:

    • I739: Peripheral vascular disease, unspecified

    Also known as:

    • End-Stage Kidney Disease
    • Kidney Failure
    • Chronic Kidney Disease (CKD)
    • Helping Your Child Adapt to Life with Chronic Kidney Disease
    • ESRD
    • End-Stage Renal Failure

    ICD-10 Codes:

    • N186: End stage renal disease

    Also known as:

    • Circulatory System Surgery Aftercare
    • After Surgery
    • Post-cardiac surgery care
    • Vascular surgery aftercare
    • Heart surgery recovery

    ICD-10 Codes:

    • Z48812: Encounter for surgical aftercare following surgery on the circulatory system

    Also known as:

    • Left Carotid Artery Disease
    • Carotid Artery Disease
    • Left Carotid Artery Stenosis
    • Narrowed Left Carotid Artery
    • Left Carotid Artery Blockage

    ICD-10 Codes:

    • I6522: Occlusion and stenosis of left carotid artery

    Also known as:

    • Carotid Artery Disease
    • Carotid Stenosis
    • Blocked Carotid Artery
    • Neck Artery Disease
    • Carotid Artery Narrowing

    ICD-10 Codes:

    • I6523: Occlusion and stenosis of bilateral carotid arteries

    What procedures does a Vascular Surgeon like Dr. Karwowski typically perform?

    As a Vascular Surgeon, Dr. Karwowski 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. Karwowski. 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:

    • Intravascular Ultrasound (Non-Heart Vessels)
    • IVUS (Non-Coronary)
    • Vessel Ultrasound
    • Internal Artery Ultrasound

    CPT Codes:

    • 37252: Intravascular ultrasound (noncoronary vessel) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation; initial noncoronary vessel (List separately in addition to code for primary procedure)

    Also known as:

    • Carotid Artery Clearing Surgery
    • Carotid endarterectomy
    • Neck artery surgery
    • Vertebral artery clearing
    • Subclavian artery clearing

    CPT Codes:

    • 35301: Thromboendarterectomy, including patch graft, if performed; carotid, vertebral, subclavian, by neck incision

    Also known as:

    • Arteriovenous Fistula Creation
    • AV Fistula Surgery
    • Cimino Fistula
    • Vascular Access for Dialysis

    CPT Codes:

    • 36821: Arteriovenous anastomosis, open; direct, any site (eg, Cimino type) (separate procedure)

    Also known as:

    • Selective Artery Catheter Placement
    • Arterial Catheterization
    • Vascular Catheter Placement
    • Diagnostic Angiography Catheter
    • Diagnostic Catheter Insertion

    CPT Codes:

    • 36246: Selective catheter placement, arterial system; initial second order abdominal, pelvic, or lower extremity artery branch, within a vascular family
    • 36247: Selective catheter placement, arterial system; initial third order or more selective abdominal, pelvic, or lower extremity artery branch, within a vascular family

    Also known as:

    • Revision of Arteriovenous (AV) Fistula
    • AV fistula repair
    • Dialysis graft revision
    • Open AV fistula revision

    CPT Codes:

    • 36832: Revision, open, arteriovenous fistula; without thrombectomy, autogenous or nonautogenous dialysis graft (separate procedure)

    Also known as:

    • Inserting a Long-Term IV Port (Central Line)
    • Tunneled central venous catheter insertion
    • Subcutaneous port placement
    • Central line with port

    CPT Codes:

    • 36561: Insertion of tunneled centrally inserted central venous access device, with subcutaneous port; age 5 years or older

    Also known as:

    • Lumbar Spinal Fusion
    • Lumbar Interbody Fusion
    • Lower Back Fusion
    • Spinal Arthrodesis

    CPT Codes:

    • 22558: Arthrodesis, anterior interbody technique, including minimal discectomy to prepare interspace (other than for decompression); lumbar

    Also known as:

    • Additional Spinal Fusion Level (Anterior)
    • Anterior Interbody Fusion (Add-on)
    • Extra Level Spine Fusion
    • Spinal Segment Fusion

    CPT Codes:

    • 22585: Arthrodesis, anterior interbody technique, including minimal discectomy to prepare interspace (other than for decompression); each additional interspace (List separately in addition to code for primary procedure)

    Also known as:

    • Brain Neurostimulator Device Placement
    • Cranial neurostimulator insertion
    • Deep brain stimulation device placement
    • Brain pacemaker implantation
    • Neurostimulator pulse generator replacement

    CPT Codes:

    • 61885: Insertion or replacement of cranial neurostimulator pulse generator or receiver, direct or inductive coupling; with connection to a single electrode array

    Does Dr. Karwowski accept my insurance?

    Dr. Karwowski accepts most major insurance plans. Important: Please call our office at (301) 618-8000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Karwowski accept in Cheverly, MD?

    Dr. Karwowski in Cheverly, MD accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • CareFirst BlueCross BlueShield

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Federal government of the United States

    • Humana

    • Kaiser Permanente

    • Medicare

    • Unknown

    View All Insurances

    Where is Dr. Karwowski's office located?

    Dr. John Karwowski's Primary Practice

    3001 Hospital Dr

    Cheverly, MD 20785

    (301) 618-8000

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    Dr. John Karwowski's Practice 2

    22 S Greene St

    Baltimore, MD 21201

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    Dr. John Karwowski's Practice 3

    419 W Redwood St Ste 300

    Baltimore, MD 21201

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

    Dr. Karwowski's National Provider Identifier (NPI) number is 1932123882.

    What common questions do patients ask about Dr. Karwowski?

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

    What is Dr. John Karwowski's specialty?

    Dr. Karwowski is a Vascular Surgeon near Cheverly, MD.

    What does a Vascular Surgeon do?

    A vascular surgeon specializes in the management of surgical disorders related to blood vessels, excluding those of the heart and intracranial vessels.

    Is this Dr. John Karwowski affiliated with a ranked Castle Connolly Top Hospital?

    No, Karwowski is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: University of Maryland 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 a Vascular Surgeon?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Vascular Surgeon. 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 John Karwowski accepting new patients in Cheverly, MD?

    Yes, Dr. John Karwowski is accepting new patients at this time.

    Does Dr. John Karwowski offer online booking?

    Please contact Dr. Karwowski's office at (301) 618-8000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Karwowski?

    Please contact Dr. Karwowski's office at (301) 618-8000 for information regarding telehealth appointment availability or for scheduling assistance.

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