Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Roger Maillefer, M.D.
Surgery Physician in Charlevoix, MI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1558373696
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Registry record
Entity type Individual (Type 1)
Name Roger Maillefer
Credential M.D.
Sex Male
Practice address 14695 Park Ave Ste A, Charlevoix, MI, 49720
Phone (231) 547-2812
Enumeration date Aug 13, 2006
Last updated in NPPES Dec 12, 2025
Taxonomy & licenses
208600000X Surgery Physician Allopathic & Osteopathic Physicians · License 036-098042 (IL) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 036098042 | Medicaid | IL | - |
| 040142 | Other | IL | HEALTH ALLIANCE |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Roger Maillefer?
The National Provider Identifier (NPI) for Roger Maillefer is 1558373696, a Type 1 (individual) record in the CMS NPPES registry.
Where does Roger Maillefer practice?
The practice location on file with NPPES is in Charlevoix, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-12-12.