Lauren K Willis, MD - Medicare Pediatrics in Missoula, MT

Lauren K Willis, MD is a medicare enrolled "Pediatrics - Pediatric Gastroenterology" physician in Missoula, Montana. Her current practice location is 2835 Fort Missoula Rd Bldg 3, Missoula, Montana. You can reach out to her office (for appointments etc.) via phone at (406) 721-5600.

Lauren K Willis is licensed to practice in Montana (license number 55979) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1457393357.

Contact Information

Lauren K Willis, MD
2835 Fort Missoula Rd Bldg 3,
Missoula, MT 59804-7423
(406) 721-5600
(406) 721-3907

Map and Direction




Physician's Profile

Full NameLauren K Willis
GenderFemale
SpecialityPediatrics - Pediatric Gastroenterology
Location2835 Fort Missoula Rd Bldg 3, Missoula, Montana
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1457393357
  • Provider Enumeration Date: 06/12/2006
  • Last Update Date: 06/28/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 5193911998
  • Enrollment ID: I20170920002811

Medical Identifiers

Medical identifiers for Lauren K Willis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1457393357NPI-NPPES
690603LMedicaidNC
005830427MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics 0101222038 (Virginia)Secondary
208000000XPediatrics 55979 (Montana)Secondary
2080P0206XPediatrics - Pediatric Gastroenterology 55979 (Montana)Primary

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. Lauren K Willis allows following entities to bill medicare on her behalf.
Entity NameWestern Montana Clinic Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942253182
PECOS PAC ID: 2466365002
Enrollment ID: O20031110000361

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. Lauren K Willis 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
Lauren K Willis, MD
Po Box 7609,
Missoula, MT 59807-7609

Ph: (406) 721-5600
Lauren K Willis, MD
2835 Fort Missoula Rd Bldg 3,
Missoula, MT 59804-7423

Ph: (406) 721-5600

Reviews and Comments


Pediatrics Doctors in Missoula, MT

Dr. William Charles Hastings, D.O.
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 2825 Fort Missoula Rd Ste 201, Missoula, MT 59804
Phone: 406-721-5566    
Jennifer Reck, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 2835 Fort Missoula Rd # 3, Missoula, MT 59804
Phone: 406-721-5600    
Laurie Liang Carter, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 2827 Fort Missoula Rd, Missoula, MT 59804
Phone: 406-327-4045    
Dr. Andrea M. Vannatta, M.D.
Pediatrics
Medicare: Accepting Medicare Assignments
Practice Location: 500 W Broadway St, Missoula, MT 59802
Phone: 406-721-5600    Fax: 406-721-3907
Sandra Simmons, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 2835 Fort Missoula Rd, Missoula Valley Pediatrics Ste 205, Missoula, MT 59804
Phone: 406-542-0391    
Kathleen S Rogers, MD
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 2835 Fort Missoula Road, Missoula, MT 59804
Phone: 406-721-5600    Fax: 406-721-3907
Jennifer K Hall, MD
Pediatrics
Medicare: Accepting Medicare Assignments
Practice Location: 2835 Fort Missoula Rd Bldg 3, Missoula, MT 59804
Phone: 406-721-5600    Fax: 406-329-7122

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.