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

Leonard J Janchar, MD

Individual provider Pediatrics Physician · NPI 1457318974

Leonard J Janchar, MD is a Pediatrics Physician in Marion, Ohio. Works from 3 locations. Licensed in Ohio.

Licensed in
OH
In the registry since
2006
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

181 S Main St
Marion, OH 43302
Phone: (740) 383-7927
Fax: (740) 383-7942
Show map & directions

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

Additional practice locations (2)

  • 181 S Main St, Marion, OH 43302 — (740) 383-7927
  • 1040 Delaware Ave, Marion, OH 43302-6416 — (740) 383-8090

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 35.033560 (OH)

Record details

NPI number1457318974
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 27, 2006
Last updated in NPPESSeptember 9, 2019
Mailing address181 S Main St, Marion, OH 43302-3964

Other providers in Marion