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KOSIER EYE
NPI 1730168402
Ophthalmology in Lancaster, OH

Active since January 11, 2006
1520 SHERIDAN DR, LANCASTER, OH 43130(740) 654-8424(740) 654-0505 Get Directions Write a Review

NPPES record last updated: May 15, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Kosier Eye NPPES

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

KOSIER EYE (NPI 1730168402) is a healthcare organization registered as an ophthalmology in Lancaster, Ohio and active in the NPI registry since January 2006. The organization lists Marilyn Kay Kosier, Physician, as its authorized official.

NPPES Registry Identity

NPI1730168402
Entity TypeOrganization
Primary Taxonomy207W00000X
Legal Business NameMARILYN K. KOSIER, M.D., INC.
Location Address1520 SHERIDAN DRLancaster, OH 43130-1303
Mailing Address1520 Sheridan DrLancaster, OH 43130-1303 · (740) 654-8424 · Fax (740) 654-0505
Phone(740) 654-8424
Fax(740) 654-0505
Organization SubpartNo
Authorized OfficialMarilyn Kay KosierPhysician · (740) 654-8424
Enumeration DateJanuary 11, 2006
Last NPPES UpdateMay 15, 2020
NPPES CertifiedMay 15, 2020
✔ NPI 1730168402 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
1520 SHERIDAN DR, Lancaster, OH 43130
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Other Names 1

Other NameKosier Eye

Other Identifiers 2

Medicaid0698142OH
Other000000119171OH · Anthem

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kosier Eye is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Kosier Eye, which bills Medicare for the services this clinician delivers.

Clinician (1)

Marilyn Kosier, M.D.
Ophthalmology
NPI 1710169974
1520 SHERIDAN DR
Lancaster, OH 43130
(740) 654-0177
✔ PECOS✔ Accepts MedicareSame address

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

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 Marilyn K. Kosier, M.D., Inc.'s NPI number?

The NPI number for Marilyn K. Kosier, M.D., Inc. is 1730168402. It was assigned to this organization in the NPPES registry on January 11, 2006. The provider is also known as Kosier Eye.

Where is Marilyn K. Kosier, M.D., Inc. located?

Marilyn K. Kosier, M.D., Inc. is located at 1520 Sheridan Dr, Lancaster, OH 43130. The listed phone number is (740) 654-8424.

What is Marilyn K. Kosier, M.D., Inc.'s specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Marilyn K. Kosier, M.D., Inc. enrolled in Medicare?

Yes. Marilyn K. Kosier, M.D., Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Marilyn K. Kosier, M.D., Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Ophthalmology) reassigns their Medicare billing to Marilyn K. Kosier, M.D., Inc.. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Marilyn K. Kosier, M.D., Inc. accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan and Ambetter from Meridian list Marilyn K. Kosier, M.D., Inc. 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 Marilyn K. Kosier, M.D., Inc. was last updated on May 15, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.