CATHERINE LOUGHRIN O.D.
NPI 1336435445
Optometrist in Appleton, WI
About Catherine Loughrin O.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CATHERINE LOUGHRIN O.D. (NPI 1336435445) is an individual optometrist in Appleton, Wisconsin, licensed in Wisconsin (3222-35) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS, maintains a secondary practice location in Neenah, and is a graduate of Illinois College Of Optometry At Chicago (2011).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Catherine Loughrin O.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Catherine Loughrin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Appleton, WI 54914
- Reassigned Medicare billing, Wisconsin enrollment
- 187 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54914 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Catherine Loughrin's NPI number?
The NPI number for Catherine Loughrin is 1336435445. It was assigned to this individual provider in the NPPES registry on June 27, 2011.
Where is Catherine Loughrin located?
Catherine Loughrin practices at 1033 W Northland Ave Ste B, Appleton, WI 54914. The listed phone number is (920) 731-4511.
What is Catherine Loughrin's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Catherine Loughrin enrolled in Medicare?
Yes. Catherine Loughrin is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Catherine Loughrin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Loughrin reassigns Medicare benefits to Shoptikal LLC (Appleton, WI). 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 Catherine Loughrin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Catherine Loughrin accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana and Blue Cross and Blue Shield of Montana and 5 other insurers list Catherine Loughrin 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 Catherine Loughrin was last updated on December 4, 2019. 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.
# Catherine Loughrin, O.D. · NPI 1336435445
Optometrist provider in Appleton, Wisconsin. Individual provider, active in the CMS NPPES registry since June 27, 2011.
## Identity
- **NPI:** 1336435445 (Entity type: Individual)
- **Enumerated:** June 27, 2011
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 3222-35 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1033 W NORTHLAND AVE STE B, Appleton, WI 54914-1499
- **Phone:** (920) 731-4511 · **Fax:** (920) 731-9332
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Shoptikal LLC (NPI 1508422924, Appleton, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Illinois College Of Optometry At Chicago, class of 2011
## Record status
- **NPPES last updated:** December 4, 2019
- **Other identifiers:** Medicaid 100016696 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1336435445) · Data from the CMS NPPES public registry.