NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Frederick Prins, OD

Optometrist in Twin Falls, ID · enumerated 2006 · practices at Anns Eyewear Boutique Inc.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1508942616

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Registry record

Entity type Individual (Type 1)
Name Dr. Frederick Prins
Credential OD
Sex Male
Practice address Twin Falls, ID, 83301
Fax (208) 733-7597
Enumeration date Oct 31, 2006
Last updated in NPPES Jul 8, 2007

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

152W00000X Optometrist Eye and Vision Services Providers · License OD485 (ID) Primary
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses. About the OD credential

Other identifiers

Identifier Type State Issuer
000010015377 Other ID BLUE SHIELD OF IDAHO
V5673 Other ID BLUE CROSS OF IDAHO

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.

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Frequently asked questions

How do I verify Frederick Prins's NPI record?
Cross-check NPI 1508942616 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1508942616 active?
Yes, as of the latest NPPES snapshot, NPI 1508942616 is active (record last updated 2007-07-08).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.