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Dr. Nicholas Gourtzelis, MD

Dr. Nicholas Gourtzelis, MD

Saint Louis, MO

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Gourtzelis, Nephrologist in Saint Louis, MO?

    Dr. Nicholas Gourtzelis, MD is a Nephrologist, who primarily practices in Saint Louis, MO with 2 additional practice locations. He is board certified. Dr. Gourtzelis graduated from Saba University / School of Medicine. Dr. Gourtzelis is fluent in English and Greek, Modern (1453-), and is currently seeing new patients. Dr. Gourtzelis’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Gourtzelis’s office.

    What are Areas of Expertise for Dr. Gourtzelis?

    Dr. Nicholas Gourtzelis, MD is a highly-rated, board-certified Nephrologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Gourtzelis empowers patients to confidently navigate their health journey, specializing in Kidney Disease, or comprehensive wellness support. Serving the Saint Louis/MO community, Dr. Gourtzelis is dedicated to enhancing lives through expert, patient-centered care.

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

    • Fellowship: St. Louis University St. Louis Missouri | St. Louis University Health Sciences Center, Program 1

    • Medical School: Saba University / School of Medicine

    Is Dr. Gourtzelis board certified as a Nephrologist?

    Yes, Dr. Nicholas Gourtzelis, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Gourtzelis speak?

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

    • English

    • Greek, Modern (1453-)

    What conditions does Dr. Gourtzelis treat?

    As a Nephrologist, Dr. Gourtzelis 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. Gourtzelis. 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:

    • End-Stage Kidney Disease
    • Chronic Kidney Disease from High Blood Pressure
    • Kidney Failure
    • Chronic Kidney Disease (CKD)
    • Helping Your Child Adapt to Life with Chronic Kidney Disease
    • Chronic Kidney Disease
    • High Blood Pressure
    • ESRD
    • End-Stage Renal Failure
    • Hypertensive Chronic Kidney Disease
    • High Blood Pressure Kidney Disease
    • Hypertension-Related Kidney Disease

    ICD-10 Codes:

    • N186: End stage renal disease
    • I129: Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

    Also known as:

    • Severe Malnutrition
    • Protein-Calorie Malnutrition
    • Malnutrition
    • Severe Protein-Energy Malnutrition
    • Starvation
    • Kwashiorkor
    • Marasmus
    • Protein-energy malnutrition
    • General malnutrition

    ICD-10 Codes:

    • E43: Unspecified severe protein-calorie malnutrition
    • E46: Unspecified protein-calorie malnutrition

    Also known as:

    • Acute Kidney Failure
    • Kidney Failure
    • Acute Renal Failure
    • Sudden Kidney Failure

    ICD-10 Codes:

    • N179: Acute kidney failure, unspecified

    Also known as:

    • Alzheimer's Disease
    • Late-Onset Alzheimer's Disease
    • Alzheimer's Disease Fact Sheet
    • AD', 'Alzheimer's Dementia
    • Memory Loss Disease
    • Sporadic Alzheimer's', 'Alzheimer's in Older Adults

    ICD-10 Codes:

    • G309: Alzheimer's disease, unspecified
    • G301: Alzheimer's disease with late onset

    Also known as:

    • Heart Failure
    • Chronic Diastolic Heart Failure
    • Chronic Systolic Heart Failure
    • Congestive Heart Failure
    • CHF
    • Cardiac Insufficiency
    • Long-term Diastolic Heart Failure
    • Chronic HFpEF
    • Ongoing Filling Heart Failure
    • Long-term Systolic Heart Failure
    • Chronic HFrEF
    • Ongoing Pumping Heart Failure

    ICD-10 Codes:

    • I509: Heart failure, unspecified
    • I5032: Chronic diastolic (congestive) heart failure
    • I5022: Chronic systolic (congestive) heart failure

    Also known as:

    • COPD
    • Chronic Obstructive Pulmonary Disease
    • Chronic Lung Disease
    • Emphysema and Chronic Bronchitis

    ICD-10 Codes:

    • J449: Chronic obstructive pulmonary disease, unspecified

    Also known as:

    • Dementia
    • Cognitive decline
    • Memory loss
    • Brain disorder

    ICD-10 Codes:

    • F0390: Unspecified dementia, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety

    Also known as:

    • Parkinson's Disease without Involuntary Movements
    • Parkinson's Disease
    • Early Parkinson's', 'Non-dyskinetic Parkinsonism', 'Stable Parkinson's Disease
    • PD
    • Shaking Palsy
    • Paralysis Agitans

    ICD-10 Codes:

    • G20A1: Parkinson's disease without dyskinesia, without mention of fluctuations
    • G20: Parkinson's disease

    Also known as:

    • Metabolic Brain Disorder
    • Brain Disease
    • Metabolic Encephalopathy
    • Brain Dysfunction from Metabolism

    ICD-10 Codes:

    • G9341: Metabolic encephalopathy

    Also known as:

    • Low Sodium Levels
    • Fluid and Electrolyte Balance
    • Sodium
    • Hyponatremia
    • Low Blood Sodium
    • Sodium Deficiency

    ICD-10 Codes:

    • E871: Hypo-osmolality and hyponatremia

    Also known as:

    • Kidney Cancer
    • Renal Cancer
    • Kidney Tumor
    • Renal Cell Carcinoma

    ICD-10 Codes:

    • C641: Malignant neoplasm of right kidney, except renal pelvis

    Also known as:

    • Hardening of the Arteries in the Heart without Chest Pain
    • Atherosclerosis
    • Coronary Artery Disease
    • Silent Coronary Artery Disease
    • Asymptomatic Atherosclerosis

    ICD-10 Codes:

    • I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris

    Also known as:

    • Lung Cancer
    • Bronchial cancer
    • Malignant neoplasm of lung
    • Pulmonary cancer

    ICD-10 Codes:

    • C3490: Malignant neoplasm of unspecified part of unspecified bronchus or lung

    Also known as:

    • Bladder Cancer
    • Urinary Bladder Cancer
    • Bladder Carcinoma

    ICD-10 Codes:

    • C679: Malignant neoplasm of bladder, unspecified

    Which procedures does Dr. Gourtzelis perform as a Nephrologist?

    As a Nephrologist, procedures performed by Dr. Nicholas Gourtzelis may include:

    For detailed information, please contact Dr. Gourtzelis' office.

    Does Dr. Gourtzelis accept my insurance?

    Dr. Gourtzelis 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. Gourtzelis accept in Saint Louis, MO?

    Dr. Gourtzelis in Saint Louis, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross and Blue Shield of Nebraska

    • Carpenters Funds Administrative Office (CA)

    • Centene

    • CVS Health (formerly Aetna)

    • Essence Healthcare

    • Humana

    • Medicare

    • State of Illinois

    • State of Tennessee

    • Tria Health

    View All Insurances

    Where is Dr. Gourtzelis' office located?

    Dr. Nicholas Gourtzelis' Primary Practice

    10004 Kennerly Rd Ste 374B

    Saint Louis, MO 63128

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    Dr. Nicholas Gourtzelis' Practice 2

    6420 Clayton Rd

    Richmond Hts, MO 63117

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    Dr. Nicholas Gourtzelis' Practice 3

    12303 De Paul Dr

    Bridgeton, MO 63044

    Get Directions

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

    Dr. Gourtzelis's National Provider Identifier (NPI) number is 1790734994.

    What common questions do patients ask about Dr. Gourtzelis?

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

    What is Dr. Nicholas Gourtzelis's specialty?

    Dr. Gourtzelis is a Nephrologist near Saint Louis, MO. An internist who manages disorders related to the kidneys, including high blood pressure, fluid and mineral balance, and dialysis for waste removal when kidney function is impaired. This specialist also collaborates with surgeons regarding kidney transplantation. Contact Dr. Gourtzelis to book an appointment today.

    Is this Dr. Nicholas Gourtzelis affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Gourtzelis is affiliated with Mercy Hospital South 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 Nephrologist?

    Explore Nephrologist 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 Nicholas Gourtzelis accepting new patients in Saint Louis, MO?

    Yes, Dr. Nicholas Gourtzelis is accepting new patients at this time.

    Does Dr. Nicholas Gourtzelis offer online booking?

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

    How can I make an appointment with Nicholas Gourtzelis?

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

    Which board certifications does Dr. Nicholas Gourtzelis have?

    Dr. Nicholas Gourtzelis is certified by the American Board of Internal Medicine.

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