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

Peter M O'Day, MD

Individual provider Pediatric Emergency Medicine (Pediatrics) Physician · NPI 1093219487

Peter M O'Day, MD is a Pediatric Emergency Medicine (Pediatrics) Physician in Mansfield, Ohio. Works from 11 locations. Licensed in Ohio.

Licensed in
OH
In the registry since
2018
Specialties on file
3
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

335 Glessner Ave
Mansfield, OH 44903-2269
Phone: (419) 526-8136
Show map & directions

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

Additional practice locations (10)

  • 7901 Diley Rd Ste 150, Canal Winchester, OH 43110-9613 — (614) 355-9050
  • 272 Hospital Rd, Chillicothe, OH 45601-9031 — (740) 779-7500
  • 6435 E Broad St, Columbus, OH 43213-1507 — (614) 355-8100
  • 700 Childrens Dr, Columbus, OH 43205-2664 — (614) 722-2000
  • 7450 Hospital Dr Ste 100, Dublin, OH 43016-8364 — (614) 355-7000
  • 1350 Stringtown Rd, Grove City, OH 43123-9743 — (614) 722-2000
  • 4363 All Seasons Dr Ste 100, Hilliard, OH 43026-2050 — (614) 355-5900
  • 730 W Market St, Lima, OH 45801-4602 — (419) 227-3361
  • 100 Colemans Crossing Blvd, Marysville, OH 43040-7080 — (937) 578-7600
  • 433 N Cleveland Ave, Westerville, OH 43082-8095 — (614) 355-8300

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 35.151194 (OH)
Pediatric Emergency Medicine (Pediatrics) Physician Taxonomy 2080P0204X · Licence 35.151194 (OH)
Hospitalist Physician Taxonomy 208M00000X · Licence 35.151194 (OH)

Record details

NPI number1093219487
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 20, 2018
Last updated in NPPESApril 16, 2026
Certification dateApril 16, 2026
Mailing address700 Childrens Dr, Columbus, OH 43205-2664