DR J J MARSH LTD
NPI 1366552663
Optometrist in Oshkosh, WI
About Dr J J Marsh Ltd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR J J MARSH LTD (NPI 1366552663) is a healthcare organization registered as an optometrist in Oshkosh, Wisconsin and active in the NPI registry since August 2006. The organization lists Jeffrey J. Marsh, Optometrist/owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
Group Practice 1
Accepted 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)
Dr J J Marsh Ltd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
4Medicare enrollment records show 4 clinicians reassign Medicare billing to Dr J J Marsh Ltd, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 4 within 10 miles. They are listed nearest first.
Clinicians, nearest first (4)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Medical Equipment Supplier Medicare DMEPOS 2
Medicare supplier enrollment and the product categories Dr J J Marsh Ltd carries, from the Medicare DMEPOS supplier directory.
Dr J J Marsh Ltd
DMEPOS supplier · Oshkosh, WIAccepts Medicare assignment
Dr J J Marsh Ltd agrees to accept the Medicare-approved amount as full payment for covered equipment and supplies. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Product Categories
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 Dr J J Marsh Ltd's NPI number?
The NPI number for Dr J J Marsh Ltd is 1366552663. It was assigned to this organization in the NPPES registry on August 30, 2006.
Where is Dr J J Marsh Ltd located?
Dr J J Marsh Ltd is located at 2510 W. 9th Ave, Oshkosh, WI 54904. The listed phone number is (920) 426-2020.
What is Dr J J Marsh Ltd's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Dr J J Marsh Ltd enrolled in Medicare?
Yes. Dr J J Marsh Ltd is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Dr J J Marsh Ltd?
According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Optometry, reassign their Medicare billing to Dr J J Marsh Ltd. 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. Of these, 3 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Dr J J Marsh Ltd accept Medicare assignment for medical equipment?
Yes. As a Medicare medical equipment supplier, Dr J J Marsh Ltd accepts Medicare assignment: the supplier accepts the Medicare-approved amount as payment in full for covered equipment and supplies.
What insurance does Dr J J Marsh Ltd accept?
Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare) and Quartz list Dr J J Marsh Ltd 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 Dr J J Marsh Ltd was last updated on April 26, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Dr J J Marsh Ltd · NPI 1366552663
Optometrist organization in Oshkosh, Wisconsin. Organization record, active in the CMS NPPES registry since August 30, 2006.
## Identity
- **NPI:** 1366552663 (Entity type: Organization)
- **Enumerated:** August 30, 2006
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **Organization subpart:** No
- **Authorized official:** Jeffrey Marsh, OPTOMETRIST/OWNER
## Practice location
- **Address:** 2510 W. 9TH AVE, Oshkosh, WI 54904-4907
- **Phone:** (920) 426-2020 · **Fax:** (920) 235-3195
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 4 clinicians (Optometry) reassign Medicare billing to this organization (form CMS-855R); 3 practice at this address and 4 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 26, 2017
- **Other identifiers:** Medicaid 38529700 (WI); Medicare NSC 0581850001 (WI); Other 2161 (WI); and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1366552663) · Data from the CMS NPPES public registry.