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John J Oppenheimer, MD

Accepting New Patients

Telehealth

John J Oppenheimer, MD

Allergy, Immunology

4.9
(210)

Male

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Call 973-267-3646

About me

SPECIALTIES

  • Allergy

  • Immunology

AFFILIATIONS

  • Morristown Medical Center

Where to see me

Impact Medical Allergy Asthma and Immunology

261 James Street Suite 3F Morristown, NJ 07960
973-267-3646
0

Education & Experience

TRAINING

Temple University School of Medicine

Medical School

University Hospital - Newark

Residency

National Jewish Center

Fellowship

BOARD CERTIFICATIONS

Allergy & Immunology

American Board of Allergy & Immunology

Internal Medicine

American Board of Internal Medicine

Patient Reviews

OVERALL RATING

4.9

(210 ratings)
20 reviews
  • 5.0
    Jun 23, 2025
    Everyone was friendly and professional
  • 5.0
    Jun 21, 2025
    Dr. Oppenheimer has been my physician for many years. I totally trust his recommendations, And judgment when it comes to my health. I will never use another physician as long as Dr Oppenheimer is available.
  • 5.0
    Jun 14, 2025
    Dr Oppenheimer is knowledgeable, congenial and able to convey information in a most understandable fashion. His bedside manner is incomparable!
  • Jun 13, 2025
    Smooth and flawless
  • 5.0
    Jun 10, 2025
    He's a great doctor.