Dr. John Byrne, MD

Riverhead, NY

24 Years of Experience

Accepting patients

Online booking

Affiliated with a Castle Connolly Top Hospital

Who is Dr. Byrne, Allergist & Immunologist in Riverhead, NY?

Dr. John Byrne, MD is an Allergist & Immunologist, who primarily practices in Riverhead, NY with 1 additional practice location. He has been practicing for over 24 years. Dr. Byrne completed his residency at Beth Israel Deaconess Med Center. Dr. Byrne is fluent in English, and is currently seeing new patients. Dr. Byrne’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Byrne’s office at (631) 591-2209.

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

Residency: Beth Israel Deaconess Med Center
Medical School: Umdnj-Sch Of Osteo Med- Stratford Nj

What languages does Dr. Byrne speak?

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

English

What conditions does an Allergist & Immunologist like Dr. Byrne typically treat?

As an Allergist & Immunologist, Dr. Byrne 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. Byrne. 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:

Allergic Rhinitis
Allergy
Nasal allergies
Allergy rhinitis
Chronic runny nose

ICD-10 Codes:

J309: Allergic rhinitis, unspecified

Also known as:

Chronic Hives
Hives
Hives of unknown cause
Spontaneous urticaria
Persistent welts

ICD-10 Codes:

L501: Idiopathic urticaria

Also known as:

Other Food Allergy
Food Allergy
Unspecified Food Allergy
Multiple Food Allergies
Food Hypersensitivity

ICD-10 Codes:

Z91018: Allergy to other foods

Also known as:

Skin Rash
Rashes
Skin Eruption
Hives
Dermatitis
Skin Inflammation

ICD-10 Codes:

R21: Rash and other nonspecific skin eruption

Also known as:

Mild Persistent Asthma
Asthma
Ongoing Mild Asthma
Regular Mild Asthma
Chronic Mild Asthma

ICD-10 Codes:

J4530: Mild persistent asthma, uncomplicated

What procedures does an Allergist & Immunologist like Dr. Byrne typically perform?

As an Allergist & Immunologist, procedures performed by Dr. John Byrne may include:

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

Does Dr. Byrne accept my insurance?

Dr. Byrne accepts most major insurance plans. Important: Please call our office at (631) 591-2209 before your appointment to verify that your specific plan and network are accepted.

What insurance plans does Dr. Byrne accept in Riverhead, NY?

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

Top Insurances

Medicare
National Benefit Fund
Service Employees International Union (SEIU)

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Where is Dr. Byrne's office located?

Dr. John Byrne's Primary Practice

1149 Old Country Rd Ste E1

Riverhead, NY 11901

(631) 591-2209

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Dr. John Byrne's Practice 2

2 Medical Dr Ste C

Port Jefferson Station, NY 11776

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What hospitals are Dr. Byrne affiliated with?

Castle Connolly Top Hospital

This doctor is affiliated with a Castle Connolly Top Hospital.

Dr. Byrne has admitting privileges at the following hospitals:

Stony Brook Southampton Hospital,Southampton, NY

Ranked ObGyn Surgery

Ranked C-section surgery

Would you like to schedule an appointment with Dr. John Byrne?

Dr. Byrne has appointments available at his Riverhead, NY office, as well as 1 other location. Please select a location, date, and time below.

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

Dr. Byrne's National Provider Identifier (NPI) number is 1144227208.

What common questions do patients ask about Dr. Byrne?

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

What is Dr. John Byrne's specialty?

Dr. Byrne is an Allergist & Immunologist near Riverhead, NY.

What does an Allergist & Immunologist do?

An allergist-immunologist is well-versed in the assessment, physical examination, laboratory diagnosis, and treatment of immune system disorders. These conditions include, but are not limited to, eczema, asthma, anaphylaxis, rhinitis, and adverse reactions to food, medication, and insect stings. Furthermore, they manage immune deficiency diseases, whether acquired or congenital, issues with host defense, and challenges associated with autoimmune diseases, organ transplantation, or immune system malignancies.

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

Yes, Dr. Byrne is affiliated with Stony Brook Southampton Hospital 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

When to see an Allergist & Immunologist?: Guides for symptoms, conditions, and treatments

Understand your symptoms and know when it’s time to see an Allergist & Immunologist. 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.