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SYLVIA F LONGKNIFE LCPC
NPI 1942490511
Counselor - Mental Health in Polson, MT

Active since July 30, 2007PECOS EnrolledAccepts Medicare Assignment
107 8TH AVE W, POLSON, MT 59860(406) 883-6333(406) 883-6332 Get Directions Write a Review

NPPES record last updated: July 30, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Sylvia F Longknife Lcpc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SYLVIA F LONGKNIFE LCPC (NPI 1942490511) is an individual mental health provider in Polson, Montana, licensed in Montana (1262) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2006).

NPPES Registry Identity

NPI1942490511
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameSYLVIA F LONGKNIFECredential: LCPC
Location Address107 8TH AVE WPolson, MT 59860-2911
Mailing AddressPo Box 813Arlee, MT 59821-0813 · (406) 726-4369 · Fax (406) 494-1724
Phone(406) 883-6333
Fax(406) 883-6332
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateJuly 30, 2007
✔ NPI 1942490511 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in MT · 1262
107 8TH AVE W, Polson, MT 59860
Open in Google Maps ↗

Other Identifiers 1

Other1262MT · State Of Montana License

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

Sylvia F Longknife Lcpc 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.

PECOS PAC ID5991247231
PECOS Enrollment IDI20240603000975
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Sylvia Longknife reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

U S Health Dept Of Health & Human Services
74 mi
Clinic/Center
81 DISNEY STREET
Heart Butte, MT 59448
  • Reassigned Medicare billing, Texas enrollment
  • 306 clinicians in this Medicare group
NPI 1598867848 (406) 338-6151

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 Sylvia Longknife's NPI number?

The NPI number for Sylvia Longknife is 1942490511. It was assigned to this individual provider in the NPPES registry on July 30, 2007.

Where is Sylvia Longknife located?

Sylvia Longknife practices at 107 8th Ave W, Polson, MT 59860. The listed phone number is (406) 883-6333.

What is Sylvia Longknife's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Sylvia Longknife enrolled in Medicare?

Yes. Sylvia Longknife 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 Sylvia Longknife's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sylvia Longknife reassigns Medicare benefits to U S Health Dept Of Health & Human Services (Heart Butte, 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 Sylvia Longknife'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 Sylvia Longknife was last updated on July 30, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.