Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Michael Craig Larsen, OD
Optometrist in Layton, UT · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720152309
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Registry record
Entity type Individual (Type 1)
Name Dr. Michael Craig Larsen
Credential OD
Sex Male
Practice address 815 W 2000 N, Layton, UT, 84041
Phone (801) 776-4426
Enumeration date Nov 17, 2006
Last updated in NPPES May 3, 2017
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
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 Michael Larsen practice?
The practice location on file with NPPES is in Layton, UT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Michael Larsen?
The National Provider Identifier (NPI) for Michael Larsen is 1720152309, 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 2017-05-03.