Dr J J Marsh Ltd
NPI 1366552663 · Optometrist · Oshkosh, WI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dr J J Marsh Ltd is a Optometrist organization in Oshkosh, WI (NPI 1366552663).
Provider details
- NPI number
- 1366552663
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Jeffrey Marsh, Optometrist/Owner(920) 426-2020
- License
- 2161 (WI)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Mailing address
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2017-04-26
Frequently asked questions
- What is Dr J J Marsh Ltd's NPI number?
- Dr J J Marsh Ltd's National Provider Identifier (NPI) is 1366552663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr J J Marsh Ltd?
- Dr J J Marsh Ltd is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Dr J J Marsh Ltd located?
- Dr J J Marsh Ltd's practice location on file with NPPES is 2510 W. 9th Ave, Oshkosh, WI 54904-4907.
- What is Dr J J Marsh Ltd's phone number?
- The practice phone number listed in the NPPES registry for Dr J J Marsh Ltd is (920) 426-2020.
- Does Dr J J Marsh Ltd accept Medicare?
- Dr J J Marsh Ltd is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Dr J J Marsh Ltd?
- The authorized official listed on Dr J J Marsh Ltd's NPPES record is Jeffrey Marsh, Optometrist/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr J J Marsh Ltd's NPI active?
- Yes — Dr J J Marsh Ltd's NPI (1366552663) is active in the NPPES registry as of the last update on 2017-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.