Megan B Littlefield, MD - Medicare Internal Medicine in Billings, MT

Megan B Littlefield, MD is a medicare enrolled "Internal Medicine" physician in Billings, Montana. She went to University Of Maryland School Of Medicine and graduated in 1999 and has 25 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Yellowstone City-county Health Department and her current practice location is 123 S 27th St, Billings, Montana. You can reach out to her office (for appointments etc.) via phone at (406) 247-3350.

Megan B Littlefield is licensed to practice in Montana (license number 12778) 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 1013964287.

Contact Information

Megan B Littlefield, MD
123 S 27th St,
Billings, MT 59101-4227
(406) 247-3350
(406) 247-3389

Map and Direction




Physician's Profile

Full NameMegan B Littlefield
GenderFemale
SpecialityInternal Medicine
Experience25 Years
Location123 S 27th St, Billings, 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:
  • Megan B Littlefield attended and graduated from University Of Maryland School Of Medicine in 1999
  NPI Data:
  • NPI Number: 1013964287
  • Provider Enumeration Date: 05/31/2006
  • Last Update Date: 05/08/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 8325064413
  • Enrollment ID: I20111028000176

Medical Identifiers

Medical identifiers for Megan B Littlefield such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013964287NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 225423 (Massachusetts)Secondary
207R00000XInternal Medicine 12778 (Montana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Billings ClinicBillings, MTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Yellowstone City-county Health Department145625915948

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. Megan B Littlefield allows following entities to bill medicare on her behalf.
Entity NameYellowstone City-county Health Department
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1841219698
PECOS PAC ID: 1456259159
Enrollment ID: O20031219000249

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. Megan B Littlefield 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
Megan B Littlefield, MD
123 S 27th St,
Billings, MT 59101-4227

Ph: (406) 247-3350
Megan B Littlefield, MD
123 S 27th St,
Billings, MT 59101-4227

Ph: (406) 247-3350

Reviews and Comments


Internal Medicine Doctors in Billings, MT

Charles Wittnam, MD
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Phone: 406-238-2500    
Phillip Embury Griffin, M.D.
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Phone: 406-259-7582    
Charles Mcclave, MD
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Practice Location: 2900 12th Ave N, Suite 160w, Billings, MT 59101
Phone: 406-237-8500    Fax: 406-237-8501
Karen C. Klee, MD
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Practice Location: 801 N 29th St, Billings, MT 59101
Phone: 406-238-2500    
Brock P. Whittenberger, MD
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Practice Location: 801 N 29th St, Billings, MT 59101
Phone: 406-238-2500    
Kaycee Kae Johnson, DO
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Medicare: Medicare Enrolled
Practice Location: 801 N 29th St, Billings, MT 59101
Phone: 406-671-0426    

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.