
About Us
Infectious Disease Clinic
Our infectious disease clinic provides state-of-the-art diagnosis and treatment for a wide range of infections. We also provide travel immunizations and other prevention services. Our infectious disease doctors has specialized expertise in many areas, including:
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General infectious diseases
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Infections related to immunodeficiency
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Travel medicine and tropical diseases
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HIV and sexually transmitted diseases
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Bone and joint infections
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Infections associated with cystic fibrosis
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Coronavirus (COVID-19)
Care and Treatment of Infectious Disease
General Infectious Diseases Clinic
Treats infections of different etiologies and of different organ systems, from bacterial pneumonia, Clostridium difficile colitis (C. diff) to viral meningitis.
Immunocompromised Host Infectious Diseases
Provides care to patients with suppressed immune systems, such as those with bone marrow transplants, solid organ transplants, cancer, or other forms of immunodeficiency.
Positive Care
Provides HIV specialty care, HIV prevention services, as well as confidential testing, treatment, prevention, and education for sexually transmitted diseases.
Providing you with the best doctor for the best care

Dr. Jennifer Leoniak
Infectious Disease
Dr. Jennifer Leoniak is an Infectious Disease specialist established in California. With having graduated with honors from the prestigious NYIT College of Osteopathic Medicine, she was accepted into and graduated from the world-renowned Internal Medicine program at Lenox Hill Hospital located on the Upper East Side of Manhattan. Upon completion of her residency at Lenox Hill Hospital, she applied and was accepted into one of the most prestigious and sought-after Infectious Disease fellowship programs at Mount Sinai Beth Israel Hospital on Manhattan’s Lower East Side. Which is most notable for its unique approach to combining medical excellence with clinical innovation. During her fellowship at Mount Sinai Beth Israel Hospital, she had the pleasure and honor to have worked with and learned from the foremost outstanding contemporaries within the Infectious Disease medical specialty.