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Dr. Glenn Siegel, MD

Dr. Glenn Siegel, MD

Norwalk, CT

Accepting patients

    Who is Dr. Siegel, Endocrinologist in Norwalk, CT?

    Dr. Glenn Siegel, MD is an Endocrinologist, who primarily practices in Norwalk, CT with 2 additional practice locations. He is board certified. Dr. Siegel graduated from Icahn School of Medicine at Mount Sinai and completed his residency at Mount Sinai Med Center. Dr. Siegel is fluent in English, and is currently seeing new patients. Dr. Siegel’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Siegel’s office at (203) 838-4000.

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

    • Residency: Mount Sinai Med Center

    • Medical School: Icahn School of Medicine at Mount Sinai

    What languages does Dr. Siegel speak?

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

    • English

    What conditions does Dr. Siegel treat?

    As a Endocrinologist, Dr. Siegel 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. Siegel. 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
    • Type 2 Diabetes with Diabetic Neuropathy
    • Type 2 Diabetes with Kidney Disease
    • Type 2 Diabetes with Chronic Kidney Disease
    • Type 2 Diabetes with Diabetic Retinopathy
    • Diabetes Type 2
    • Type 2 diabetes
    • Diabetic Nerve Problems
    • Diabetic Neuropathy
    • Diabetic Kidney Problems
    • Diabetic Eye Problems
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes
    • Diabetic Nerve Damage
    • Diabetic Polyneuropathy
    • Peripheral Neuropathy from Diabetes
    • Diabetes Mellitus Nerve Problems
    • Diabetic Kidney Issues
    • Kidney Problems from Type 2 Diabetes
    • Type 2 Diabetes Renal Complications
    • Diabetic Nephropathy
    • Kidney Damage from Type 2 Diabetes
    • Type 2 Diabetes Kidney Complications
    • Diabetic Chronic Kidney Disease
    • Long-term Kidney Failure from Type 2 Diabetes
    • Type 2 Diabetes End-Stage Renal Disease
    • Diabetic Eye Disease
    • Type 2 Diabetes Mellitus
    • Diabetic Retinal Disease

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications
    • E1142: Type 2 diabetes mellitus with diabetic polyneuropathy
    • E1129: Type 2 diabetes mellitus with other diabetic kidney complication
    • E1121: Type 2 diabetes mellitus with diabetic nephropathy
    • E1122: Type 2 diabetes mellitus with diabetic chronic kidney disease
    • E11319: Type 2 diabetes mellitus with unspecified diabetic retinopathy without macular edema

    Also known as:

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

    ICD-10 Codes:

    • E042: Nontoxic multinodular goiter

    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:

    • 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:

    • Type 1 Diabetes
    • Type 1 Diabetes with Nerve Damage
    • Type 1 Diabetes with Eye Damage
    • Diabetes Type 1
    • Type 1 diabetes
    • Diabetes Tests & Diagnosis
    • Diabetic Nerve Problems
    • Diabetic Neuropathy
    • Diabetic Eye Problems
    • Juvenile Diabetes
    • Insulin-Dependent Diabetes
    • T1D
    • Type 1 Diabetes Mellitus
    • Diabetic Polyneuropathy
    • Type 1 Diabetic Retinopathy
    • Type 1 Diabetes Eye Disease
    • Juvenile Diabetes Eye Problems

    ICD-10 Codes:

    • E109: Type 1 diabetes mellitus without complications
    • E1042: Type 1 diabetes mellitus with diabetic polyneuropathy
    • E10319: Type 1 diabetes mellitus with unspecified diabetic retinopathy without macular edema

    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:

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

    ICD-10 Codes:

    • E041: Nontoxic single thyroid nodule

    Also known as:

    • Graves' Disease
    • Hyperthyroidism
    • Graves' disease
    • Graves Disease
    • Hyperthyroidism (Overactive Thyroid)
    • Hyperthyroidism with Goiter
    • Toxic Diffuse Goiter
    • Overactive Thyroid with Enlarged Gland
    • Overactive Thyroid
    • Thyrotoxicosis
    • High Thyroid Function

    ICD-10 Codes:

    • E0500: Thyrotoxicosis with diffuse goiter without thyrotoxic crisis or storm
    • E0590: Thyrotoxicosis, unspecified without thyrotoxic crisis or storm

    Also known as:

    • Other High Cholesterol
    • Cholesterol
    • Triglycerides
    • Other hyperlipidemia
    • Other high lipids
    • Dyslipidemia

    ICD-10 Codes:

    • E7849: Other hyperlipidemia

    Also known as:

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

    ICD-10 Codes:

    • C73: Malignant neoplasm of thyroid gland

    Does Dr. Siegel accept my insurance?

    Dr. Siegel accepts most major insurance plans. Important: Please call our office at (203) 838-4000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Siegel accept in Norwalk, CT?

    Dr. Siegel in Norwalk, CT 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

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • EmblemHealth

    • Express Scripts

    • Medicare

    • OptumRx

    • State of Connecticut

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Siegel's office located?

    Dr. Glenn Siegel's Primary Practice

    761 Main Ave

    Norwalk, CT 06851

    (203) 838-4000

    Get Directions

    Dr. Glenn Siegel's Practice 2

    1244 Storrs Rd

    Storrs, CT 06268

    Get Directions

    Dr. Glenn Siegel's Practice 3

    60 Danbury Rd Ste 101

    Wilton, CT 06897

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

    Dr. Siegel's National Provider Identifier (NPI) number is 1437140514.

    What common questions do patients ask about Dr. Siegel?

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

    What is Dr. Glenn Siegel's specialty?

    Dr. Siegel is a Endocrinologist near Norwalk, CT. 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. Siegel to book an appointment today.

    Is this Dr. Glenn Siegel affiliated with a ranked Castle Connolly Top Hospital?

    No, Siegel 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 Glenn Siegel accepting new patients in Norwalk, CT?

    Yes, Dr. Glenn Siegel is accepting new patients at this time.

    Does Dr. Glenn Siegel offer online booking?

    Please contact Dr. Siegel's office at (203) 838-4000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Glenn Siegel?

    Please contact Dr. Siegel's office at (203) 838-4000 for information regarding telehealth appointment availability or for scheduling assistance.

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