Dr. Marlyn Fernandez, MD

Glen Ridge, NJ

Accepting patients

Who is Dr. Fernandez, Endocrinologist in Glen Ridge, NJ?

Dr. Marlyn Fernandez, MD is an Endocrinologist, who primarily practices in Glen Ridge, NJ with 1 additional practice location. Dr. Fernandez graduated from Instituto Tecnologico de Santo Domingo and completed her residency at Umdnj - New Jersey Medical School. Dr. Fernandez is fluent in English and Spanish, and is currently seeing new patients. Dr. Fernandez’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Fernandez’s office.

Castle Connolly Top Doctor

Castle Connolly Top Doctors are doctor-nominated and selected by a physician-led research team.

What are Areas of Expertise for Dr. Fernandez?

Dr. Marlyn Fernandez, MD is a highly-rated, board-certified Endocrinologist 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. Fernandez empowers patients to confidently navigate their health journey, specializing in Diabetes, Hormonal Disorders, Metabolic Disorders, Thyroid Disorders, and comprehensive wellness support. Serving the Glen Ridge, NJ community, Dr. Fernandez is dedicated to enhancing lives through expert, patient-centered care.

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

Fellowship: Rutgers New Jersey Medical School
Residency: Umdnj - New Jersey Medical School
Medical School: Instituto Tecnologico de Santo Domingo

What languages does Dr. Fernandez speak?

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

English
Spanish

What conditions does an Endocrinologist like Dr. Fernandez typically treat?

As an Endocrinologist, Dr. Fernandez 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. Fernandez. 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:

Type 2 Diabetes with High Blood Sugar
Type 2 Diabetes
Diabetes Type 2
Hyperglycemia
Type 2 diabetes
Diabetic Hyperglycemia
High Blood Glucose
High Sugar Levels
Diabetes Mellitus Type 2
Adult-Onset Diabetes
Non-Insulin Dependent Diabetes

ICD-10 Codes:

E1165: Type 2 diabetes mellitus with hyperglycemia
E119: Type 2 diabetes mellitus without complications

Also known as:

Nontoxic Multinodular Goiter
Thyroid Disease
Multinodular Goiter
Lumpy Enlarged Thyroid

ICD-10 Codes:

E042: Nontoxic multinodular goiter

Also known as:

Hypothyroidism
Congenital hypothyroidism
Hypothyroidism (Underactive Thyroid)
Underactive Thyroid
Low Thyroid Function

ICD-10 Codes:

E039: Hypothyroidism, unspecified

Also known as:

Thyroid Cancer
Thyroid Carcinoma
Malignant Thyroid Nodule
Thyroid Gland Cancer

ICD-10 Codes:

C73: Malignant neoplasm of thyroid gland

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

What procedures does an Endocrinologist like Dr. Fernandez typically perform?

As an Endocrinologist, procedures performed by Dr. Marlyn Fernandez may include:

Please contact Dr. Fernandez's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

Does Dr. Fernandez accept my insurance?

Dr. Fernandez accepts most major insurance plans. Important: Please contact the office before your appointment to verify that your specific plan and network are accepted.

What insurance plans does Dr. Fernandez accept in Glen Ridge, NJ?

Dr. Fernandez in Glen Ridge, NJ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

Top Insurances

Allied Benefit Systems
Centene Corporation
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Medicare
Oscar Health
UnitedHealth Group

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Where is Dr. Fernandez's office located?

Dr. Marlyn Fernandez's Primary Practice

311 Bay Ave

Glen Ridge, NJ 07028

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Dr. Marlyn Fernandez's Practice 2

250 Old Hook Rd

Westwood, NJ 07675

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What hospitals are Dr. Fernandez affiliated with?

Dr. Fernandez has admitting privileges at the following hospitals:

Hackensack Meridian Mountainside Medical Center,Montclair, NJ

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

Dr. Fernandez's National Provider Identifier (NPI) number is 1124253752.

What common questions do patients ask about Dr. Fernandez?

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

What is Dr. Marlyn Fernandez's specialty?

Dr. Fernandez is an Endocrinologist near Glen Ridge, NJ.

What does an Endocrinologist do?

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.

Is Dr. Marlyn Fernandez affiliated with a ranked Castle Connolly Top Hospital?

No, Dr. Fernandez is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Hackensack Meridian Mountainside 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 an Endocrinologist?: Guides for symptoms, conditions, and treatments

Understand your symptoms and know when it’s time to see an Endocrinologist. 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.