Dr. Leonard Alan Mermel DO is a male Infectious Disease Specialist, has 26 years of experience and practices in Infectious Disease.
Video profile
Dr. Leonard Mermel has 2 office locations.
Upper South Providence
110 Lockwood St
Ste 116
Providence, RI 02903

Phone Number
Locations and availability (2)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. Leonard Mermel, DO is board certified in Infectious Disease.

  • He has special expertise in 7 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Bacteremia
  • Bacterial Infections
  • Fungemia
  • Lyme Disease
  • Pneumonia
  • Tuberculosis

Education & Awards

Dr. Mermel graduated from Des Moines University. He has 3 awards.

One of America's Leading Experts on:
Castle Connolly's Top Doctors™ (2012 - 2013)
Castle Connolly Top Doctors: Rhode Island™ (2009)


Dr. Mermel has 4 hospital affiliations:

  • Rhode Island Hospital 
  • Kent County Hospital 

Accepted Insurance Plans

Dr. Mermel accepts these health insurances in at least one office:

  • Tufts Health Plans - 2 plans
  • United Healthcare - 2 plans
  • Humana - 2 plans
  • Great-West Healthcare - 3 plans
  • Cigna - 2 plans
  • Aetna - 2 plans

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Additional Information
Where does Dr. Leonard A. Mermel practice?
Dr. Leonard Mermel practices Infectious Disease near Providence, RI.
See Providence Infectious Disease Doctors.