What is Peter O'Day's NPI number?

Peter O'Day's National Provider Identifier (NPI) is 1093219487, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Peter O'Day's specialty?

Peter O'Day is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).

Where is Peter O'Day located?

Peter O'Day's practice location on file with NPPES is 335 Glessner Ave, Mansfield, OH 44903-2269.

What is Peter O'Day's phone number?

The practice phone number listed in the NPPES registry for Peter O'Day is (419) 526-8136.

Does Peter O'Day accept Medicare?

Peter O'Day is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Peter O'Day's NPI active?

Yes — Peter O'Day's NPI (1093219487) is active in the NPPES registry as of the last update on 2026-04-16.

IndividualActiveAccepts Medicare

Peter O'Day, MD

NPI 1093219487 · Pediatrics Physician · Mansfield, OH

Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Peter O'Day, MD is a Pediatrics Physician provider in Mansfield, OH (NPI 1093219487).

Provider details

NPI number: 1093219487
Entity type: Individual
Primary specialty: Pediatrics PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 35.151194 (OH)

Specialties & taxonomies

Pediatrics PhysicianPrimary208000000XLicense 35.151194 (OH)
Allopathic & Osteopathic Physicians
Pediatric Emergency Medicine (Pediatrics) Physician2080P0204XLicense 35.151194 (OH)
Allopathic & Osteopathic Physicians
Hospitalist Physician208M00000XLicense 35.151194 (OH)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(77/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
8 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
11 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

335 Glessner Ave

Mansfield, OH 44903-2269

Phone: (419) 526-8136

Street-level locationGet directions

More OH providers

Mailing address

700 Childrens Dr

Columbus, OH 43205-2664

Additional practice locations (10)

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

Enumerated: 2018-03-20
Last updated: 2026-04-16
Certified: 2026-04-16

Frequently asked questions

What is Peter O'Day's NPI number?: Peter O'Day's National Provider Identifier (NPI) is 1093219487, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Peter O'Day's specialty?: Peter O'Day is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
Where is Peter O'Day located?: Peter O'Day's practice location on file with NPPES is 335 Glessner Ave, Mansfield, OH 44903-2269.
What is Peter O'Day's phone number?: The practice phone number listed in the NPPES registry for Peter O'Day is (419) 526-8136.
Does Peter O'Day accept Medicare?: Peter O'Day is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Peter O'Day's NPI active?: Yes — Peter O'Day's NPI (1093219487) is active in the NPPES registry as of the last update on 2026-04-16.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.