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

Dr. Leslie E. Mezei, MD

Individual provider Cardiovascular Disease Physician · NPI 1992800429

Dr. Leslie E. Mezei, MD is a Cardiovascular Disease (Cardiology) in Saint Louis, Missouri. Qualified in 1982, 44 years ago. Accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
44
Licensed in
MO
In the registry since
2006
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

139 N Central Ave Apt D
Saint Louis, MO 63105-3800
Phone: (314) 486-1396
Fax: (314) 485-3520
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence R3E74 (MO)

Record details

NPI number1992800429
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 13, 2006
Last updated in NPPESOctober 20, 2021
Certification dateOctober 20, 2021

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1982 (44 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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