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Dr. Nastassia De Souza, MD

Dr. Nastassia De Souza, MD

Bellport, NY

Accepting patients

    Who is Dr. De Souza, Endocrinologist in Bellport, NY?

    Dr. Nastassia De Souza, MD is an Endocrinologist, who primarily practices in Bellport, NY with 1 additional practice location. She is board certified. Dr. De Souza completed her residency at Wellspan York Hospital. Dr. De Souza is fluent in English, and is currently seeing new patients. Dr. De Souza’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. De Souza’s office at (631) 227-6600.

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

    • Fellowship: University of Texas Medical Branch Hospitals

    • Residency: Wellspan York Hospital

    • Medical School: Windsor University School of Medicine | University of Toronto

    What languages does Dr. De Souza speak?

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

    • English

    What conditions does Dr. De Souza treat?

    As a Endocrinologist, Dr. De Souza 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. De Souza. 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:

    • Type 2 Diabetes with High Blood Sugar
    • Type 2 Diabetes
    • Diabetes Type 2
    • Hyperglycemia
    • Type 2 diabetes
    • Diabetes Complicationss
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes
    • Diabetes Mellitus Complications
    • Diabetes Related Health Problems
    • Advanced Diabetes

    ICD-10 Codes:

    • E1165: Type 2 diabetes mellitus with hyperglycemia
    • E119: Type 2 diabetes mellitus without complications
    • E1169: Type 2 diabetes mellitus with other specified complication

    Also known as:

    • Post-Surgery Hypothyroidism
    • Other Hypothyroidism
    • Hypothyroidism
    • Congenital hypothyroidism
    • Hypothyroidism (Underactive Thyroid)
    • Postoperative Underactive Thyroid
    • Thyroid Failure After Surgery
    • Underactive Thyroid
    • Low Thyroid Function
    • Thyroid Gland Underactivity

    ICD-10 Codes:

    • E890: Postprocedural hypothyroidism
    • E038: Other specified hypothyroidism
    • E039: Hypothyroidism, unspecified

    Also known as:

    • Age-Related Osteoporosis
    • Fractures
    • Osteoporosis
    • Senile Osteoporosis
    • Primary Osteoporosis
    • Bone Thinning from Aging

    ICD-10 Codes:

    • M810: Age-related osteoporosis without current pathological fracture

    Also known as:

    • Vitamin D Deficiency
    • Low Vitamin D Levels
    • Lack of Vitamin D
    • Hypovitaminosis D

    ICD-10 Codes:

    • E559: Vitamin D deficiency, unspecified

    Also known as:

    • Nontoxic Multinodular Goiter
    • Thyroid Disease
    • Multinodular Goiter
    • Lumpy Enlarged Thyroid

    ICD-10 Codes:

    • E042: Nontoxic multinodular goiter

    Also known as:

    • Polycystic Ovary Syndrome (PCOS)
    • Polycystic Ovary Syndrome
    • PCOS
    • Stein-Leventhal Syndrome
    • Polycystic Ovaries

    ICD-10 Codes:

    • E282: Polycystic ovarian syndrome

    Also known as:

    • Type 1 Diabetes with High Blood Sugar
    • Diabetes Type 1
    • Hyperglycemia
    • Type 1 diabetes
    • Diabetic Hyperglycemia
    • High Glucose in Type 1 Diabetes
    • High Blood Sugar Episode

    ICD-10 Codes:

    • E1065: Type 1 diabetes mellitus with hyperglycemia

    Also known as:

    • Graves' Disease
    • Hyperthyroidism
    • Graves' disease
    • Graves Disease
    • Hyperthyroidism with Goiter
    • Toxic Diffuse Goiter
    • Overactive Thyroid with Enlarged Gland

    ICD-10 Codes:

    • E0500: Thyrotoxicosis with diffuse goiter without thyrotoxic crisis or storm

    Also known as:

    • Single Nontoxic Thyroid Nodule
    • Thyroid Disease
    • Benign Thyroid Nodule
    • Solitary Thyroid Nodule

    ICD-10 Codes:

    • E041: Nontoxic single thyroid nodule

    Also known as:

    • Other Specific Abnormal Blood Chemistry Results
    • Blood
    • Specified Blood Chemistry Imbalance
    • Unusual Blood Chemistry Findings
    • Specific Blood Panel Abnormalities

    ICD-10 Codes:

    • R7989: Other specified abnormal findings of blood chemistry

    Also known as:

    • Hashimoto's Disease
    • Thyroid Disease
    • Hashimoto's disease
    • Autoimmune thyroiditis', 'Chronic lymphocytic thyroiditis', 'Hashimoto's thyroiditis

    ICD-10 Codes:

    • E063: Autoimmune thyroiditis

    Also known as:

    • Adrenal Insufficiency
    • Addison Disease
    • Underactive Adrenal Gland
    • Adrenocortical Hypofunction
    • Adrenal Crisis

    ICD-10 Codes:

    • E2740: Unspecified adrenocortical insufficiency

    Also known as:

    • Asymptomatic Menopause
    • Menopause
    • Menopausal Transition
    • Postmenopause
    • Change of Life

    ICD-10 Codes:

    • Z780: Asymptomatic menopausal state

    Also known as:

    • Long-Term Insulin Use
    • Diabetes Medicines
    • Chronic insulin therapy
    • Ongoing insulin treatment
    • Insulin for diabetes

    ICD-10 Codes:

    • Z794: Long term (current) use of insulin

    Also known as:

    • Thyroid Cancer
    • Thyroid Carcinoma
    • Malignant Thyroid Nodule
    • Thyroid Gland Cancer

    ICD-10 Codes:

    • C73: Malignant neoplasm of thyroid gland

    Does Dr. De Souza accept my insurance?

    Dr. De Souza accepts most major insurance plans. Important: Please call our office at (631) 227-6600 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. De Souza accept in Bellport, NY?

    Dr. De Souza in Bellport, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Centene

    • Corporate Services

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Medicare

    • National Benefit Fund

    • Service Employees International Union (SEIU)

    • UnitedHealthcare

    View All Insurances

    Where is Dr. De Souza's office located?

    Dr. Nastassia De Souza's Primary Practice

    515 Bellport Ave

    Bellport, NY 11713

    (631) 227-6600

    Get Directions

    Dr. Nastassia De Souza's Practice 2

    292 Saint Charles Way

    York, PA 17402

    Get Directions

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

    Dr. De Souza's National Provider Identifier (NPI) number is 1891178836.

    What common questions do patients ask about Dr. De Souza?

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

    What is Dr. Nastassia De Souza's specialty?

    Dr. De Souza is a Endocrinologist near Bellport, NY. An internist specializing in disorders of the endocrine glands, including the thyroid and adrenal glands. This specialist also manages a range of conditions such as diabetes, metabolic and nutritional disorders, obesity, pituitary disorders, and menstrual and sexual health issues. Contact Dr. De Souza to book an appointment today.

    Is this Dr. Nastassia De Souza affiliated with a ranked Castle Connolly Top Hospital?

    No, De Souza is not affiliated with a Castle Connolly Top Hospital. 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

    Where can I learn more about Endocrinologist?

    Explore Endocrinologist 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 Nastassia De Souza accepting new patients in Bellport, NY?

    Yes, Dr. Nastassia De Souza is accepting new patients at this time.

    Does Dr. Nastassia De Souza offer online booking?

    Please contact Dr. De Souza's office at (631) 227-6600 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Nastassia De Souza?

    Please contact Dr. De Souza's office at (631) 227-6600 for information regarding telehealth appointment availability or for scheduling assistance.

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