Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Maxwell Gustafson, OD
Optometrist in Casper, WY · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720581333
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Registry record
Entity type Individual (Type 1)
Name Dr. Maxwell Gustafson
Credential OD
Sex Male
Practice address 543 S David St, Casper, WY, 82601
Phone (307) 237-9494
Enumeration date Mar 10, 2018
Last updated in NPPES Jun 13, 2018
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 Maxwell Gustafson practice?
The practice location on file with NPPES is in Casper, WY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Maxwell Gustafson?
The National Provider Identifier (NPI) for Maxwell Gustafson is 1720581333, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-06-13.