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DR. MICHAEL JACK LEYMASTER M.D.
NPI 1164426995
Pediatrics in Westerville, OH

Active since June 09, 2005PECOS Enrolled
575 WESTAR XING, SUITE 101, WESTERVILLE, OH 43082(614) 508-2223(614) 508-2233 Get Directions Write a Review

NPPES record last updated: August 9, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Michael Jack Leymaster M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MICHAEL JACK LEYMASTER M.D. (NPI 1164426995) is an individual pediatrics provider in Westerville, Ohio, licensed in Ohio (35.081189) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1164426995
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. MICHAEL JACK LEYMASTERCredential: M.D.
Location Address575 WESTAR XING, SUITE 101Westerville, OH 43082-7800
Mailing Address575 Westar Xing, Suite 101Westerville, OH 43082-7800 · (614) 508-2223 · Fax (614) 508-2233
Phone(614) 508-2223
Fax(614) 508-2233
Sole ProprietorNo
Enumeration DateJune 9, 2005
Last NPPES UpdateAugust 9, 2016
✔ NPI 1164426995 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in OH · 35.081189✔ Licensed in OH · 35-08-1189 L
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
575 WESTAR XING, Westerville, OH 43082
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Other Identifiers 1

Medicaid2386645OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Antidote Health Plan of Ohio, Inc., MedMutual and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Michael Jack Leymaster M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Michael Leymaster reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Oh Independent Medical Group LLC
8.5 mi
Family Medicine
3430 OHIO HEALTH PKWY
Columbus, OH 43202
  • Reassigned Medicare billing, Ohio enrollment
  • 174 clinicians in this Medicare group
NPI 1497482111 (614) 566-0152

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 43082 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.72 typical visit price
range $54.34 – $166.65
Typical copayment $21.18 (range $13.58 – $41.66)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MICHELLE EMELIA YAW M.D.
Pediatrics
575 WESTAR XING, SUITE 101
WESTERVILLE, OH 43082
Delaware County (614) 508-2223
DR. KATHLEEN MARIE WODARCYK M.D.
Pediatrics
575 WESTAR XING, SUITE 101
WESTERVILLE, OH 43082
Delaware County (614) 508-2223

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Leymaster's NPI number?

The NPI number for Michael Leymaster is 1164426995. It was assigned to this individual provider in the NPPES registry on June 9, 2005.

Where is Michael Leymaster located?

Michael Leymaster practices at 575 Westar Xing Suite 101, Westerville, OH 43082. The listed phone number is (614) 508-2223.

What is Michael Leymaster's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Michael Leymaster enrolled in Medicare?

Yes. Michael Leymaster is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Michael Leymaster's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Leymaster reassigns Medicare benefits to Oh Independent Medical Group LLC (Columbus, OH). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Michael Leymaster's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Leymaster accept?

Health plans from Anthem Blue Cross and Blue Shield, Antidote Health Plan of Ohio, Inc., MedMutual, Oscar Health Insurance and UnitedHealthcare list Michael Leymaster as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Michael Leymaster was last updated on August 9, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.