BIG SKY MENTAL HEALTH SERVICES PLLC
NPI 1942699350
Nurse Practitioner - Psychiatric/Mental Health in Miles City, MT
About Big Sky Mental Health Services Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BIG SKY MENTAL HEALTH SERVICES PLLC (NPI 1942699350) is a healthcare organization registered as a psychiatric/mental health in Miles City, Montana and active in the NPI registry since January 2015. The organization lists Eleanor P. Lavin, Member, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Big Sky Mental Health Services Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Big Sky Mental Health Services PLLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.
Clinicians, nearest first (2)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Big Sky Mental Health Services PLLC's NPI number?
The NPI number for Big Sky Mental Health Services PLLC is 1942699350. It was assigned to this organization in the NPPES registry on January 22, 2015.
Where is Big Sky Mental Health Services PLLC located?
Big Sky Mental Health Services PLLC is located at 2000 Clark St., Miles City, MT 59301. The listed phone number is (406) 234-7890.
What is Big Sky Mental Health Services PLLC's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Big Sky Mental Health Services PLLC enrolled in Medicare?
Yes. Big Sky Mental Health Services PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Big Sky Mental Health Services PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Big Sky Mental Health Services PLLC, in Certified Clinical Nurse Specialist (CNS) and Mental Health Counselor. A 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 the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Big Sky Mental Health Services PLLC accept?
Health plans from Blue Cross and Blue Shield of Montana list Big Sky Mental Health Services PLLC 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 Big Sky Mental Health Services PLLC was last updated on February 1, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Big Sky Mental Health Services Pllc · NPI 1942699350
Psychiatric/Mental Health organization in Miles City, Montana. Organization record, active in the CMS NPPES registry since January 22, 2015.
## Identity
- **NPI:** 1942699350 (Entity type: Organization)
- **Enumerated:** January 22, 2015
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **Organization subpart:** No
- **Authorized official:** Eleanor Lavin, MEMBER
## Practice location
- **Address:** 2000 CLARK ST., Miles City, MT 59301-2726
- **Phone:** (406) 234-7890
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Certified Clinical Nurse Specialist (CNS) (1), Mental Health Counselor (1); 2 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 1, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1942699350) · Data from the CMS NPPES public registry.