DR. JOHN LEON MARQUARDT (M.D.) – Ophthalmology Physician, NPI 1306885918

DR. JOHN LEON MARQUARDT (M.D.) is a healthcare provider. based in Mansfield, Ohio. specializing in Ophthalmology Physician. They hold the professional credentials M.D.. They hold a License No. 35035303 (OH). The NPI Number for DR. JOHN LEON MARQUARDT (M.D.) is 1306885918

Main info

Male
Name
DR. JOHN LEON MARQUARDT (M.D.)
NPI
1306885918
Phone
(419) 756-8000
Address
466 S TRIMBLE RD
Enumeration Date
6 June 2006
Last Update Date
8 July 2007
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. JOHN LEON MARQUARDT (M.D.)

  • Ohio Eye Associates, 466, South Trimble Road, Mansfield, Richland County, Ohio, 44906, United States

    MANSFIELD, OH 449063416

    Phone: (419) 756-8000

    Fax: (419) 756-7100

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

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No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 44906)

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Reviews

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Frequently asked questions

How do payers reference DR. JOHN LEON MARQUARDT (M.D.)?
For DR. JOHN LEON MARQUARDT (M.D.), use NPI 1306885918 as the unique 10-digit identifier.
Is DR. JOHN LEON MARQUARDT (M.D.) shown as active in public data?
Registry records indicate DR. JOHN LEON MARQUARDT (M.D.) maintains an active NPI.
What clinical focus is listed for DR. JOHN LEON MARQUARDT (M.D.)?
At a glance, DR. JOHN LEON MARQUARDT (M.D.) is tied to Ophthalmology Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. JOHN LEON MARQUARDT (M.D.)?
Travel planning: use Mansfield, Ohio as the reference point for DR. JOHN LEON MARQUARDT (M.D.), then confirm.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

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