Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Herbert Tanner Wentzien, OD
Optometrist in Anchorage, AK · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1316431257
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Registry record
Entity type Individual (Type 1)
Name Herbert Tanner Wentzien
Credential OD
Sex Male
Practice address 341 W Tudor Rd Ste 101, Anchorage, AK, 99503
Phone (907) 770-6652
Enumeration date Jun 14, 2018
Last updated in NPPES Jun 14, 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
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Herbert Wentzien?
Herbert Wentzien is registered in NPPES with the primary taxonomy of Optometrist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
Browse all → Rebecca Makar Optometrist · Anchorage, AK NPI 1760552384 Anthony Makar Optometrist · Anchorage, AK NPI 1619047248 Elizabeth Bow Optometrist · Anchorage, AK NPI 1265662019 Eliza Salvo Optometrist · Anchorage, AK NPI 1437468774 Adam Clark Optometrist · Anchorage, AK NPI 1700431749 Scott Habermann Optometrist · Anchorage, AK NPI 1518536184 Slayton Hargraves Optometrist · Anchorage, AK NPI 1760351449
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-06-14.