ALLISON THORP FNP
NPI 1093304941
Nurse Practitioner - Family in Tamuning, GU
About Allison Thorp Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLISON THORP FNP (NPI 1093304941) is an individual family provider in Tamuning, Guam, licensed in Guam (20NP10) and active in the NPI registry since January 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
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
Allison Thorp Fnp 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 Reassignments
2Medicare enrollment records show Allison Thorp reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tamuning, GU 96913
- Reassigned Medicare billing, Guam enrollment
- 105 clinicians in this Medicare group
Tamuning, GU 96913
- Reassigned Medicare billing, Guam enrollment
- 33 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 5
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 96913 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.
TAMUNING, GU 96913
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 Allison Thorp's NPI number?
The NPI number for Allison Thorp is 1093304941. It was assigned to this individual provider in the NPPES registry on January 14, 2021. The provider is also known as Allison Westermeyer.
Where is Allison Thorp located?
Allison Thorp practices at 388 Ypao Rd, Tamuning, GU 96913. The listed phone number is (671) 646-8881.
What is Allison Thorp's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Allison Thorp enrolled in Medicare?
Yes. Allison Thorp 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 organizations bill Medicare for Allison Thorp's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Thorp reassigns Medicare benefits to 2 organizations: General Conference Corp Of Sda (Tamuning, GU) and Guam Seventh-Day Adventist Clinic Inc. (Tamuning, GU). Each 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 Allison Thorp's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Allison Thorp was last updated on January 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Allison Thorp, FNP · NPI 1093304941
Family physician in Tamuning, GU. Individual provider, active in the CMS NPPES registry since January 14, 2021.
## Identity
- **NPI:** 1093304941 (Entity type: Individual)
- **Enumerated:** January 14, 2021
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 20NP10 (GU)
- **Sole proprietor:** No
## Practice location
- **Address:** 388 YPAO RD, Tamuning, GU 96913-3701
- **Phone:** (671) 646-8881
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): General Conference Corp Of Sda (NPI 1275586877, Tamuning, GU); Guam Seventh-Day Adventist Clinic Inc. (NPI 1003762089, Tamuning, GU) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** January 14, 2021
---
Source: [NPI Profile](https://npiprofile.com/npi/1093304941) · Data from the CMS NPPES public registry.