Charles Mcclave, MD - Medicare Internal Medicine in Billings, MT

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Charles Mcclave, MD is a medicare enrolled "Internal Medicine" physician in Billings, Montana. His current practice location is 2900 12th Ave N, Suite 160w, Billings, Montana. You can reach out to his office (for appointments etc.) via phone at (406) 237-8500.

Charles Mcclave is licensed to practice in Montana (license number 4217) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1023059094.

Contact Information

Charles Mcclave, MD
2900 12th Ave N, Suite 160w,
Billings, MT 59101-7506
(406) 237-8500
(406) 237-8501

Map and Direction




Physician's Profile

Full NameCharles Mcclave
GenderMale
SpecialityInternal Medicine
Location2900 12th Ave N, Billings, Montana
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1023059094
  • Provider Enumeration Date: 06/09/2006
  • Last Update Date: 02/20/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 6800921867
  • Enrollment ID: I20100316000210

Medical Identifiers

Medical identifiers for Charles Mcclave such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023059094NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 4217 (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. Charles Mcclave allows following entities to bill medicare on his behalf.
Entity NameScl Health Montana
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083655997
PECOS PAC ID: 3476457714
Enrollment ID: O20031229000380
Entity NameCogent Healthcare Of Montana P C
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053569525
PECOS PAC ID: 4486712833
Enrollment ID: O20081029000254
Entity NameHospitalist Medicine Physicians Of Montana - Tcs Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1902567183
PECOS PAC ID: 5597143982
Enrollment ID: O20220525001139

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. Charles Mcclave 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
Charles Mcclave, MD
1233 N 30th St,
Billings, MT 59101-0127

Ph: (406) 237-3850		Charles Mcclave, MD
2900 12th Ave N, Suite 160w,
Billings, MT 59101-7506

Ph: (406) 237-8500

Reviews and Comments


Internal Medicine Doctors in Billings, MT

Charles Wittnam, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 2675 Central Ave, Billings, MT 59102
Phone: 406-238-2500    
Phillip Embury Griffin, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 2938 Rockrim Ln, Billings, MT 59102
Phone: 406-259-7582    
Megan B Littlefield, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 123 S 27th St, Billings, MT 59101
Phone: 406-247-3350    Fax: 406-247-3389
Karen C. Klee, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 801 N 29th St, Billings, MT 59101
Phone: 406-238-2500    
Brock P. Whittenberger, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 801 N 29th St, Billings, MT 59101
Phone: 406-238-2500    
Kaycee Kae Johnson, DO
Internal Medicine
Medicare: Accepting Medicare Assignments
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.