Wallace Chester Walker, MD - Medicare Family Practice in Big Timber, MT

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Wallace Chester Walker, MD is a medicare enrolled "Family Medicine" physician in Big Timber, Montana. He went to George Washington University School Of Medicine and graduated in 1984 and has 41 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Pioneer Medical Center and his current practice location is 301 West 7th Ave, Big Timber, Montana. You can reach out to his office (for appointments etc.) via phone at (406) 932-4199.

Wallace Chester Walker is licensed to practice in Montana (license number 6045) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1740279389.

Contact Information

Wallace Chester Walker, MD
301 West 7th Ave,
Big Timber, MT 59011
(406) 932-4199
(406) 932-5490

Map and Direction




Physician's Profile

Full NameWallace Chester Walker
GenderMale
SpecialityFamily Practice
Experience41 Years
Location301 West 7th Ave, Big Timber, Montana
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Wallace Chester Walker attended and graduated from George Washington University School Of Medicine in 1984
  NPI Data:
  • NPI Number: 1740279389
  • Provider Enumeration Date: 10/17/2005
  • Last Update Date: 11/17/2009
  Medicare PECOS Information:
  • PECOS PAC ID: 2466592738
  • Enrollment ID: I20091217000041

Medical Identifiers

Medical identifiers for Wallace Chester Walker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1740279389NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 6045 (Montana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Frontier Home Health And HospiceHelena, MTHome health agency
Pioneer Medical CenterBig timber, MTHospital
St Vincent HealthcareBillings, MTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Pioneer Medical Center65071595149

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Wallace Chester Walker allows following entities to bill medicare on his behalf.
Entity NamePioneer Medical Center
Entity TypePart A Provider - Critical Access Hospital
Entity IdentifiersNPI Number: 1003939190
PECOS PAC ID: 6507159514
Enrollment ID: O20160729000038
Entity NamePioneer Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1134242977
PECOS PAC ID: 6507159514
Enrollment ID: O20161130001354

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. Wallace Chester Walker 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
Wallace Chester Walker, MD
Po Box 1267,
Big Timber, MT 59011-1267

Ph: (406) 932-5419		Wallace Chester Walker, MD
301 West 7th Ave,
Big Timber, MT 59011

Ph: (406) 932-4199

Reviews and Comments


Family Medicine Doctors in Big Timber, MT

Michelle M Lizotte, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 225 Big Timber Loop Rd, Big Timber, MT 59011
Phone: 406-932-7100    Fax: 406-932-7102

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.