MS. STACEY HALLMARK LMSW
NPI 1144565276
Social Worker - Clinical in Twin Falls, ID
About Ms. Stacey Hallmark Lmsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. STACEY HALLMARK LMSW (NPI 1144565276) is an individual clinical provider in Twin Falls, Idaho, licensed in Idaho (8851860) and active in the NPI registry since November 2012. She is enrolled in Medicare PECOS, maintains a secondary practice location in New York, and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Ms. Stacey Hallmark Lmsw 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 Stacey Hallmark reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Twin Falls, ID 83301
- Reassigned Medicare billing, Idaho enrollment
- Medicare enrollment name: St Lukes Clinic LLC
- 322 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 83301 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 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TWIN FALLS, ID 83301
TWIN FALLS, ID 83301
TWIN FALLS, ID 83301
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 Stacey Hallmark's NPI number?
The NPI number for Stacey Hallmark is 1144565276. It was assigned to this individual provider in the NPPES registry on November 29, 2012.
Where is Stacey Hallmark located?
Stacey Hallmark practices at 815 N College Rd, Twin Falls, ID 83301. The listed phone number is (208) 814-9100.
What is Stacey Hallmark's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Stacey Hallmark enrolled in Medicare?
Yes. Stacey Hallmark 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 Stacey Hallmark's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stacey Hallmark reassigns Medicare benefits to St Luke's Clinic LLC (Twin Falls, 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 Stacey Hallmark's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stacey Hallmark accept?
Health plans from Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan and Select Health list Stacey Hallmark 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 Stacey Hallmark was last updated on December 3, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.
# Ms. Stacey Hallmark, LMSW · NPI 1144565276
Clinical provider in Twin Falls, Idaho. Individual provider, active in the CMS NPPES registry since November 29, 2012.
## Identity
- **NPI:** 1144565276 (Entity type: Individual)
- **Enumerated:** November 29, 2012
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 8851860 (Idaho)
- **Sole proprietor:** No
## Practice location
- **Address:** 815 N COLLEGE RD, Twin Falls, ID 83301-3484
- **Phone:** (208) 814-9100 · **Fax:** (208) 814-9903
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** St Luke's Clinic LLC (NPI 1790718229, Twin Falls, ID), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** December 3, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1144565276) · Data from the CMS NPPES public registry.