MS. SYLVIA MAHR LCSW
NPI 1215944335
Social Worker - Clinical in Hamilton, MT

Active since August 02, 2006PECOS EnrolledAccepts Medicare Assignment
258 ROOSEVELT LN, HAMILTON, MT 59840(406) 370-8341 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Ms. Sylvia Mahr Lcsw NPPES

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

MS. SYLVIA MAHR LCSW (NPI 1215944335) is an individual clinical provider in Hamilton, Montana, licensed in Montana (584) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1999).

NPPES Registry Identity

NPI1215944335
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. SYLVIA MAHRCredential: LCSW
Location Address258 ROOSEVELT LNHamilton, MT 59840-3326
Mailing AddressPo Box 196Corvallis, MT 59828-0196 · (406) 370-8341
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateAugust 2, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1215944335 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in MT · 584
Definition

A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

258 ROOSEVELT LN, Hamilton, MT 59840

Other Names 1

Former Name (1)Sylvia Jessop

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Ms. Sylvia Mahr Lcsw 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 ID9133227036
PECOS Enrollment IDI20070530000492
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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
229 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59840 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $56.81 – $172.26
Typical copayment $0.00 (range $14.20 – $43.06)
Most-billed visit code NA
Established Patient
$70.82 typical visit price
range $18.24 – $140.32
Typical copayment $17.70 (range $4.56 – $35.08)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Mahr's NPI number?

The NPI number for Sylvia Mahr is 1215944335. It was assigned to this individual provider in the NPPES registry on August 2, 2006. The provider is also known as Sylvia Jessop.

Where is Sylvia Mahr located?

Sylvia Mahr practices at 258 Roosevelt Ln, Hamilton, MT 59840. The listed phone number is (406) 370-8341.

What is Sylvia Mahr's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Sylvia Mahr enrolled in Medicare?

Yes. Sylvia Mahr 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.

What insurance does Sylvia Mahr accept?

Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP and PacificSource Health Plans list Sylvia Mahr 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 Sylvia Mahr was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.