Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
William J Lee, M.D.
Specialist in Fairmont, MN · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1942270681
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Registry record
Entity type Individual (Type 1)
Name William J Lee
Credential M.D.
Sex Male
Practice address 717 S State St, Fairmont, MN, 56031
Phone (605) 335-3349
Enumeration date Jan 25, 2006
Last updated in NPPES Jun 3, 2020
Taxonomy & licenses
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 |
|---|---|---|---|
| 1025538 | Other | MN | PREFERRED ONE |
| 1701908 | Other | MN | MEDICA |
| 157457400 | Medicaid | MN | - |
| 234D1LE | Other | MN | BXBS |
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
Where does William Lee practice?
The practice location on file with NPPES is in Fairmont, MN. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Lee?
The National Provider Identifier (NPI) for William Lee is 1942270681, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-06-03.