MRS. REBECCA JANE OSS L.C.S.W.
NPI 1770648339
Social Worker - Clinical in Helena, MT
About Mrs. Rebecca Jane Oss L.c.s.w. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. REBECCA JANE OSS L.C.S.W. (NPI 1770648339) is an individual clinical provider in Helena, Montana, licensed in Montana (826-LCSW) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Mrs. Rebecca Jane Oss L.c.s.w. 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 Rebecca Oss reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Helena, MT 59601
- Reassigned Medicare billing, Montana enrollment
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 59601 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 Rebecca Oss's NPI number?
The NPI number for Rebecca Oss is 1770648339. It was assigned to this individual provider in the NPPES registry on December 26, 2006.
Where is Rebecca Oss located?
Rebecca Oss practices at 32 S. Ewing St. #108, Helena, MT 59601. The listed phone number is (406) 594-9926.
What is Rebecca Oss's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Rebecca Oss enrolled in Medicare?
Yes. Rebecca Oss 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 Rebecca Oss's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Oss reassigns Medicare benefits to Heart & Mind Collaborative LLC (Helena, MT). 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 Rebecca Oss's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rebecca Oss accept?
Health plans from Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Rebecca Oss 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 Rebecca Oss was last updated on July 17, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Mrs. Rebecca Jane Oss, L.C.S.W. · NPI 1770648339
Clinical provider in Helena, Montana. Individual provider, active in the CMS NPPES registry since December 26, 2006.
## Identity
- **NPI:** 1770648339 (Entity type: Individual)
- **Enumerated:** December 26, 2006
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 826-LCSW (Montana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 32 S. EWING ST. #108, Helena, MT 59601
- **Phone:** (406) 594-9926 · **Fax:** (866) 617-1708
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Heart & Mind Collaborative LLC (NPI 1174371116, Helena, MT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** July 17, 2013
- **Other identifiers:** Other 0000071548 (MT); Medicare PIN M011002319 (MT); Medicaid 1770648339 (MT)
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Source: [NPI Profile](https://npiprofile.com/npi/1770648339) · Data from the CMS NPPES public registry.