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Dr. John Oppenheimer, MD

Dr. John Oppenheimer, MD

Morristown, NJ

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Oppenheimer, Allergist & Immunologist in Morristown, NJ?

    Dr. John Oppenheimer, MD is an Allergist & Immunologist, who primarily practices in Morristown, NJ with 2 additional practice locations. He is board certified by the American Board of Allergy and Immunology and American Board of Internal Medicine. Dr. Oppenheimer completed his residency at Univ Of Co Sch Of Med, Allergy And Immunology; Umdnj-R W Johnson Med Sch, Internal Medicine. Dr. Oppenheimer is fluent in English, Italian, Russian, and Spanish, and is currently seeing new patients. Dr. Oppenheimer’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Oppenheimer’s office at (973) 267-9393.

    What are Areas of Expertise for Dr. Oppenheimer?

    Dr. John Oppenheimer, MD is a highly-rated, board-certified Allergist & Immunologist 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. Oppenheimer empowers patients to confidently navigate their health journey, specializing in Asthma, Cough-Chronic, Food & Drug Allergy, Urticaria, or comprehensive wellness support. Serving the Morristown/NJ community, Dr. Oppenheimer is dedicated to enhancing lives through expert, patient-centered care.

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

    • Fellowship: National Jewish Center for Immunology and Medicine

    • Residency: Univ Of Co Sch Of Med, Allergy And Immunology; Umdnj-R W Johnson Med Sch, Internal Medicine | Robert Wood Johnson University

    • Medical School: Temple Univeristy School of Medicine

    Is Dr. Oppenheimer board certified in Allergist & Immunologist?

    Yes, Dr. John Oppenheimer, MD is board certified by the American Board of Allergy and Immunology , American Board of Internal Medicine

    What languages does Dr. Oppenheimer speak?

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

    • English

    • Italian

    • Russian

    • Spanish

    What conditions does Dr. Oppenheimer treat?

    As a Allergist & Immunologist, Dr. Oppenheimer 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. Oppenheimer. 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:

    • Moderate Persistent Asthma
    • Mild Persistent Asthma
    • Mild Intermittent Asthma
    • Moderate Persistent Asthma with Flare-up
    • Severe Persistent Asthma
    • Mild Persistent Asthma with Flare-up
    • Asthma
    • Ongoing Moderate Asthma
    • Regular Moderate Asthma
    • Chronic Moderate Asthma
    • Ongoing Mild Asthma
    • Regular Mild Asthma
    • Chronic Mild Asthma
    • Occasional Asthma
    • Mild Asthma Attacks
    • Infrequent Asthma
    • Moderate Asthma Exacerbation
    • Worsening Moderate Asthma
    • Acute Asthma Attack
    • Chronic Severe Asthma
    • Difficult-to-Treat Asthma
    • Severe Asthma
    • Mild Asthma Exacerbation
    • Worsening Mild Asthma

    ICD-10 Codes:

    • J4540: Moderate persistent asthma, uncomplicated
    • J4530: Mild persistent asthma, uncomplicated
    • J4520: Mild intermittent asthma, uncomplicated
    • J4541: Moderate persistent asthma with (acute) exacerbation
    • J4550: Severe persistent asthma, uncomplicated
    • J4531: Mild persistent asthma with (acute) exacerbation

    Also known as:

    • Other Food Allergy
    • Peanut Allergy
    • Seafood Allergy
    • Egg Allergy
    • Food Allergy
    • Unspecified Food Allergy
    • Multiple Food Allergies
    • Food Hypersensitivity
    • Peanut Hypersensitivity
    • Groundnut Allergy
    • Allergic Reaction to Peanuts
    • Shellfish Allergy
    • Fish Allergy
    • Seafood Hypersensitivity
    • Egg protein allergy
    • Allergy to eggs
    • Ovoallergy

    ICD-10 Codes:

    • Z91018: Allergy to other foods
    • Z91010: Allergy to peanuts
    • Z91013: Allergy to seafood
    • Z91012: Allergy to eggs

    Also known as:

    • Hay Fever
    • Allergic Rhinitis
    • Allergy
    • Pollen allergy
    • Seasonal allergies
    • Allergic rhinitis
    • Nasal allergies
    • Allergy rhinitis
    • Chronic runny nose

    ICD-10 Codes:

    • J301: Allergic rhinitis due to pollen
    • J309: Allergic rhinitis, unspecified

    Also known as:

    • Allergic Rhinitis
    • Pet Allergy
    • Allergy
    • Nasal allergy
    • Chronic allergy symptoms
    • Allergic reactions
    • Animal dander allergy
    • Cat allergy
    • Dog allergy
    • Allergic rhinitis from pets

    ICD-10 Codes:

    • J3089: Other allergic rhinitis
    • J3081: Allergic rhinitis due to animal (cat) (dog) hair and dander

    Also known as:

    • Other Types of Hives
    • Hives
    • Atypical hives
    • Uncommon urticaria
    • Variant hives
    • Urticaria
    • Welts
    • Itchy rash

    ICD-10 Codes:

    • L508: Other urticaria
    • L509: Urticaria, unspecified

    Also known as:

    • Chronic Cough
    • Cough
    • Persistent cough
    • Long-lasting cough
    • Ongoing cough

    ICD-10 Codes:

    • R053: Chronic cough

    Also known as:

    • Wheezing
    • Breathing Problems
    • Whistling breath
    • Wheezy breathing
    • Asthmatic breathing

    ICD-10 Codes:

    • R062: Wheezing

    Also known as:

    • Dermatitis
    • Eczema
    • Rashes
    • Atopic Dermatitis
    • Skin Inflammation
    • Skin Rash

    ICD-10 Codes:

    • L309: Dermatitis, unspecified

    Also known as:

    • Penicillin allergy
    • Antibiotics
    • Drug Reactions
    • Penicillin hypersensitivity
    • Adverse reaction to penicillin

    ICD-10 Codes:

    • Z880: Allergy status to penicillin

    Which procedures does Dr. Oppenheimer perform as a Allergist & Immunologist?

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

    For detailed information, please contact Dr. Oppenheimer's office.

    Does Dr. Oppenheimer accept my insurance?

    Dr. Oppenheimer accepts most major insurance plans. Important: Please call our office at (973) 267-9393 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Oppenheimer accept in Morristown, NJ?

    Dr. Oppenheimer in Morristown, NJ 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

    • Continental Benefits

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Horizon BlueCross BlueShield

    • Independence Blue Cross

    • Martin's Point

    • Medicare

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Oppenheimer's office located?

    Dr. John Oppenheimer's Primary Practice

    261 James St Ste 3F

    Morristown, NJ 07960

    (973) 267-9393

    Get Directions

    Dr. John Oppenheimer's Practice 2

    8 Saddle Rd

    Cedar Knolls, NJ 07927

    Get Directions

    Dr. John Oppenheimer's Practice 3

    333 Mount Hope Ave

    Rockaway, NJ 07866

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

    Dr. Oppenheimer's National Provider Identifier (NPI) number is 1639170871.

    What common questions do patients ask about Dr. Oppenheimer?

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

    What is Dr. John Oppenheimer's specialty?

    Dr. Oppenheimer is a Allergist & Immunologist near Morristown, NJ. 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. Contact Dr. Oppenheimer to book an appointment today.

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

    Yes, Dr. Oppenheimer is affiliated with Morristown Medical Center, Overlook Medical Center which are a Castle Connolly Top Hospitals. 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 Allergist & Immunologist?

    Explore Allergist & Immunologist 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 John Oppenheimer accepting new patients in Morristown, NJ?

    Yes, Dr. John Oppenheimer is accepting new patients at this time.

    Does Dr. John Oppenheimer offer online booking?

    Please contact Dr. Oppenheimer's office at (973) 267-9393 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Oppenheimer?

    Please contact Dr. Oppenheimer's office at (973) 267-9393 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. John Oppenheimer have?

    Dr. John Oppenheimer is certified by the American Board of Allergy and Immunology and American Board of Internal Medicine.

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