CASSI E SHELLY NP
NPI 1477994994
Nurse Practitioner - Psychiatric/Mental Health in Boise, ID
About Cassi E Shelly Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CASSI E SHELLY NP (NPI 1477994994) is an individual psychiatric/mental health provider in Boise, Idaho, licensed in Idaho (1332A) and active in the NPI registry since July 2013. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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
Cassi E Shelly Np 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 Cassi Shelly reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boise, ID 83713
- Reassigned Medicare billing, Idaho enrollment
- 5 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 83706 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Cassi Shelly's NPI number?
The NPI number for Cassi Shelly is 1477994994. It was assigned to this individual provider in the NPPES registry on July 12, 2013.
Where is Cassi Shelly located?
Cassi Shelly practices at 967 E Parkcenter Blvd # 1051, Boise, ID 83706. The listed phone number is (208) 720-9670.
What is Cassi Shelly's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Cassi Shelly enrolled in Medicare?
Yes. Cassi Shelly 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 Cassi Shelly's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cassi Shelly reassigns Medicare benefits to Trivium Life Services Mountain West, LLC (Boise, ID). 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 Cassi Shelly's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Cassi Shelly accept?
Health plans from Molina Healthcare, PacificSource Health Plans, Providence Health Plan and Select Health list Cassi Shelly 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 Cassi Shelly was last updated on March 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Cassi E Shelly, NP · NPI 1477994994
Psychiatric/Mental Health physician in Boise, Idaho. Individual provider, active in the CMS NPPES registry since July 12, 2013.
## Identity
- **NPI:** 1477994994 (Entity type: Individual)
- **Enumerated:** July 12, 2013
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 1332A (Idaho)
- **Sole proprietor:** No
## Practice location
- **Address:** 967 E PARKCENTER BLVD # 1051, Boise, ID 83706-6721
- **Phone:** (208) 720-9670
## 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:** Trivium Life Services Mountain West, LLC (NPI 1194962829, Boise, ID), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** March 11, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1477994994) · Data from the CMS NPPES public registry.