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

Zachary Joe Maranar Leshen, MD

Individual provider Interventional Cardiology Physician · NPI 1285646729

Zachary Joe Maranar Leshen, MD is a Cardiovascular Disease (Cardiology) in Mishawaka, Indiana. Qualified in 2005, 21 years ago. Practices with Saint Joseph Regional Medical Center Inc, a 141-clinician group and accepts Medicare assignment. Licensed in Indiana, Michigan and Washington.

Years since qualifying
21
Licensed in
IN, MI, WA
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.

See every abbreviation used in this directory →

Practice location Address checks out

611 E Douglas Rd Ste 208
Mishawaka, IN 46545-1464
Phone: (574) 335-6700
Fax: (574) 335-0726
Show map & directions

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

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence 01072811A (IN)
Internal Medicine Physician Taxonomy 207R00000X · Licence ML20008451 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301092796 (MI)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 01072811A (IN)

Record details

NPI number1285646729
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 13, 2006
Last updated in NPPESJuly 10, 2023
Certification dateJuly 10, 2023

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Saint Joseph Regional Medical Center Inc — 141 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations8 on file with Medicare