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

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1124479449

Jeffrey Jack Leya, MD is a Student in an Organized Health Care Education/Training Program in Mason City, Iowa. Works from 2 locations. Licensed in Iowa.

Licensed in
IA
In the registry since
2016
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Partly verified

Some contact details are missing from the federal record.

Mercyone Family Medicine Residency Program 1010 4th St SW Ste 240
Mason City, IA 50401
Phone: (641) 428-7779
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1407 Geneva Rd, Ann Arbor, MI 48103-4487 — (734) 936-4000

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X (IA)

Record details

NPI number1124479449
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2016
Last updated in NPPESJuly 24, 2025
Certification dateJuly 16, 2025
Mailing address2160 S 1st Ave, Bldg 120, Room 220, Maywood, IL 60153

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