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

Dr. John Lancelot Leonardo, MD

Individual provider Anesthesiology Physician · NPI 1710999511

Dr. John Lancelot Leonardo, MD is an Anesthesiology Physician in Niagara Falls, New York. Practices as a sole proprietor and works from 2 locations. Licensed in New Jersey and New York.

Licensed in
NJ, NY
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1711 Cudaback Avenue Pmb 942825
Niagara Falls, NY 14303-1709
Phone: (646) 675-7622
Show map & directions

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

Additional practice locations (1)

  • 30 W Century Rd, Paramus, NJ 07652-1433 — (201) 986-1003

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 239613-1 (NY)
Anesthesiology Physician Taxonomy 207L00000X · Licence 25MA08096800 (NJ)

Record details

NPI number1710999511
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 12, 2006
Last updated in NPPESMarch 17, 2018

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