Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Milan Hess, DVM
Veterinarian in Littleton, CO · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659659795
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Registry record
Entity type Individual (Type 1)
Name Dr. Milan Hess
Credential DVM
Sex Female
Practice address 223 W County Line Rd, Littleton, CO, 80129
Phone (303) 794-1188
Enumeration date Jul 22, 2011
Last updated in NPPES Jul 22, 2011
Taxonomy & licenses
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 Milan Hess practice?
The practice location on file with NPPES is in Littleton, CO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Milan Hess?
The National Provider Identifier (NPI) for Milan Hess is 1659659795, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-07-22.