Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mara Walsh, OD
Optometrist in Aurora, CO · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1598861957
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Registry record
Entity type Individual (Type 1)
Name Mara Walsh
Credential OD
Sex Female
Practice address 13955 East Mississippi, Aurora, CO, 80012
Phone (303) 695-4999
Fax (303) 695-0896
Enumeration date Sep 15, 2006
Last updated in NPPES Jul 8, 2007
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 Mara Walsh practice?
The practice location on file with NPPES is in Aurora, CO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mara Walsh?
The National Provider Identifier (NPI) for Mara Walsh is 1598861957, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.