Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Ethan G Leonard, MD

Individual provider Pediatric Infectious Diseases Physician · NPI 1992725097

Ethan G Leonard, MD is a Pediatric Medicine in Cleveland, Ohio. Qualified in 1996, 30 years ago. Accepts Medicare assignment. Licensed in District of Columbia, Maryland, Ohio and Virginia.

Years since qualifying
30
Licensed in
DC, MD, OH, VA
In the registry since
2006
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

11100 Euclid Ave
Cleveland, OH 44106-1716
Phone: (216) 844-7700
Fax: (216) 286-6341
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Infectious Diseases Physician (primary) Taxonomy 2080P0208X · Licence MD600004232 (DC)
Pediatric Infectious Diseases Physician Taxonomy 2080P0208X · Licence 35-073411 (OH)
Pediatric Infectious Diseases Physician Taxonomy 2080P0208X · Licence 0101286480 (VA)
Pediatric Infectious Diseases Physician Taxonomy 2080P0208X · Licence D0104390 (MD)

Record details

NPI number1992725097
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 20, 2006
Last updated in NPPESAugust 6, 2025
Certification dateAugust 6, 2025
Mailing address24701 Euclid Ave, Euclid, OH 44117-1714

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPEDIATRIC MEDICINE
Also practisesINFECTIOUS DISEASE
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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