TREVOR KOSLOWSKI
NPI 1437035110
Nurse Practitioner - Gerontology in Park Falls, WI
About Trevor Koslowski NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TREVOR KOSLOWSKI (NPI 1437035110) is an individual gerontology provider in Park Falls, Wisconsin, licensed in Wisconsin (18000) and active in the NPI registry since August 2025. He is enrolled in Medicare PECOS, is affiliated with Flambeau Hospital, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Trevor Koslowski 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Flambeau Hospital
Critical Access Hospitals · Park Falls, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54552 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 20
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 Trevor Koslowski's NPI number?
The NPI number for Trevor Koslowski is 1437035110. It was assigned to this individual provider in the NPPES registry on August 15, 2025.
Where is Trevor Koslowski located?
Trevor Koslowski practices at 98 Sherry Ave, Park Falls, WI 54552. The listed phone number is (715) 762-2484.
What is Trevor Koslowski's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.
Is Trevor Koslowski enrolled in Medicare?
Yes. Trevor Koslowski 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.
Is Trevor Koslowski affiliated with any hospitals?
According to CMS data, Trevor Koslowski is affiliated with Flambeau Hospital.
When was this NPI record last updated?
The NPPES record for Trevor Koslowski was last updated on February 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.
# Trevor Koslowski · NPI 1437035110
Gerontology physician in Park Falls, Wisconsin. Individual provider, active in the CMS NPPES registry since August 15, 2025.
## Identity
- **NPI:** 1437035110 (Entity type: Individual)
- **Enumerated:** August 15, 2025
- **Primary specialty:** Nurse Practitioner - Gerontology · taxonomy 363LG0600X
- **State license:** 18000 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 98 SHERRY AVE, Park Falls, WI 54552-1467
- **Phone:** (715) 762-2484
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** February 27, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1437035110) · Data from the CMS NPPES public registry.