Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

THORNTON & BELL PLLC
NPI 1225410087
Optometrist in Grimes, IA

Q: What is Thornton & Bell PLLC's NPI number?

The NPI number for Thornton & Bell PLLC is 1225410087. It was assigned to this organization in the NPPES registry on June 28, 2015. The provider is doing business as Precision Family Eyecare.

Q: What is Thornton & Bell PLLC's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Active since June 28, 2015

300 W 1ST ST, GRIMES, IA 50111(712) 261-1915 Get Directions Write a Review

NPPES record last updated: September 23, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Thornton & Bell Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THORNTON & BELL PLLC (NPI 1225410087), doing business as Precision Family Eyecare, is a healthcare organization registered as an optometrist in Grimes, Iowa and active in the NPI registry since June 2015. The organization lists Brent Lee Thornton, Owner, as its authorized official.

NPPES Registry Identity

NPI1225410087

Entity TypeOrganization

Primary Taxonomy152W00000X

Legal Business NameTHORNTON & BELL PLLC

Location Address300 W 1ST STGrimes, IA 50111-4919

Mailing Address300 W 1st StGrimes, IA 50111-4919 · (712) 261-1915

Phone(712) 261-1915

Organization SubpartNo

Authorized OfficialBrent Lee ThorntonOwner · (712) 261-1915

Enumeration DateJune 28, 2015

Last NPPES UpdateSeptember 23, 2026

NPPES CertifiedSeptember 23, 2026

✔ NPI 1225410087 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in IA · 002556

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

300 W 1ST ST, Grimes, IA 50111

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Other Names 1

Doing Business AsPrecision Family Eyecare

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thornton & Bell Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Thornton & Bell PLLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Brent Thornton, O.D.

Optometry

NPI 1841545225

300 W 1ST ST
Grimes, IA 50111

(515) 986-2821

✔ PECOSSame address

Lucas Bell, O.D.

Optometry

NPI 1154679561

270W 1ST ST H
Grimes, IA 50111

(515) 986-2821

✔ PECOSSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thornton & Bell PLLC's NPI number?

The NPI number for Thornton & Bell PLLC is 1225410087. It was assigned to this organization in the NPPES registry on June 28, 2015. The provider is doing business as Precision Family Eyecare.

Where is Thornton & Bell PLLC located?

Thornton & Bell PLLC is located at 300 W 1st St, Grimes, IA 50111. The listed phone number is (712) 261-1915.

What is Thornton & Bell PLLC's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Thornton & Bell PLLC enrolled in Medicare?

Yes. Thornton & Bell PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Thornton & Bell PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Optometry, reassign their Medicare billing to Thornton & Bell PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Thornton & Bell PLLC accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and BlueCross BlueShield of Tennessee and 1 other insurer list Thornton & Bell PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Thornton & Bell PLLC was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.