Erin L Williams-leber, P A - Medicare Physician Assistant in Butte, MT

Erin L Williams-leber, P A is a medicare enrolled "Physician Assistant - Medical" in Butte, Montana. She graduated from nursing school in 1999 and has 25 years of diverse experience with area of expertise as Physician Assistant. She is a member of the group practice Mercury Street Medical Group Pllc and her current practice location is 300 W Mercury St, Butte, Montana. You can reach out to her office (for appointments etc.) via phone at (406) 723-1300.

Erin L Williams-leber is licensed to practice in Montana (license number 319) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1548297880.

Contact Information

Erin L Williams-leber, P A
300 W Mercury St,
Butte, MT 59701-1652
(406) 723-1300
(406) 723-1335

Map and Direction




Provider's Profile

Full NameErin L Williams-leber
GenderFemale
SpecialityPhysician Assistant
Experience25 Years
Location300 W Mercury St, Butte, Montana
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Erin L Williams-leber graduated from nursing school in 1999
  NPI Data:
  • NPI Number: 1548297880
  • Provider Enumeration Date: 06/26/2006
  • Last Update Date: 07/09/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 6406939594
  • Enrollment ID: I20080213000181

Medical Identifiers

Medical identifiers for Erin L Williams-leber such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1548297880NPI-NPPES
4300517MedicaidMT
94383OtherMTBCBS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363AM0700XPhysician Assistant - Medical 319 (Montana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St James HealthcareButte, MTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mercury Street Medical Group Pllc03451464118

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Erin L Williams-leber is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Erin L Williams-leber, P A
90 Meadow View Dr,
Butte, MT 59701-7521

Ph: (406) 723-1300
Erin L Williams-leber, P A
300 W Mercury St,
Butte, MT 59701-1652

Ph: (406) 723-1300

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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