Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

John L Lehtinen, MD

Sports Medicine (Family Medicine) Physician in Marquette, MI · enumerated 2005.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1346242732

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Registry record

Entity type Individual (Type 1)

Name John L Lehtinen

Credential MD

Sex Male

Practice address 1414 W Fair Ave, Ste 35, Marquette, MI, 49855

Phone (906) 225-4555

Fax (906) 225-4554

Enumeration date Aug 15, 2005

Last updated in NPPES Apr 27, 2021

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 4301035115 (MI) Secondary

207QS0010X Sports Medicine (Family Medicine) Physician Allopathic & Osteopathic Physicians · License 4301035115 (MI) Primary

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
1585761	Medicaid	MI	-

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.

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Frequently asked questions

What is the NPI number for John Lehtinen?

The National Provider Identifier (NPI) for John Lehtinen is 1346242732, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Lehtinen practice?

The practice location on file with NPPES is in Marquette, MI. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-27.