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BRIAN S CALLAHAN O.D. INC.
NPI 1427208941
Optometrist in Pearl, MS

Active since September 19, 2008
5520 HIGHWAY 80 E, PEARL, MS 39208(601) 932-1890(601) 932-3119 Get Directions Write a Review

NPPES record last updated: October 9, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Brian S Callahan O.d. Inc. NPPES

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

BRIAN S CALLAHAN O.D. INC. (NPI 1427208941) is a healthcare organization registered as an optometrist in Pearl, Mississippi and active in the NPI registry since September 2008. The organization lists Brian S Callahan, Doctor, as its authorized official.

NPPES Registry Identity

NPI1427208941
Entity TypeOrganization
Primary Taxonomy152W00000X
Legal Business NameBRIAN S CALLAHAN O.D. INC.
Location Address5520 HIGHWAY 80 EPearl, MS 39208-8926
Mailing AddressPo Box 1304Brandon, MS 39043-1304 · (601) 932-1890 · Fax (601) 932-3119
Phone(601) 932-1890
Fax(601) 932-3119
Organization SubpartNo
Authorized OfficialBrian S CallahanDoctor · (601) 932-1890
Enumeration DateSeptember 19, 2008
Last NPPES UpdateOctober 9, 2008
✔ NPI 1427208941 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 MS · 590
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.
5520 HIGHWAY 80 E, Pearl, MS 39208
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Other Identifiers 3

Medicare UPINU57480MS
Medicaid03755233MS
Medicare PIN410000127MS

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 Blue Cross and Blue Shield of Louisiana, Molina Healthcare, Oscar Health Plan, Inc..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)

Brian S Callahan O.d. Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Brian S Callahan O.D. Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Brian Callahan, O.D.
Optometry
NPI 1992839088
5520 HIGHWAY 80 E
Pearl, MS 39208
(601) 932-1890
✔ PECOS✔ Accepts MedicareSame 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 Brian S Callahan O.D. Inc.'s NPI number?

The NPI number for Brian S Callahan O.D. Inc. is 1427208941. It was assigned to this organization in the NPPES registry on September 19, 2008.

Where is Brian S Callahan O.D. Inc. located?

Brian S Callahan O.D. Inc. is located at 5520 Highway 80 E, Pearl, MS 39208. The listed phone number is (601) 932-1890.

What is Brian S Callahan O.D. Inc.'s specialty?

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

Is Brian S Callahan O.D. Inc. enrolled in Medicare?

Yes. Brian S Callahan O.D. Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Brian S Callahan O.D. Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Optometry) reassigns their Medicare billing to Brian S Callahan O.D. Inc.. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Brian S Callahan O.D. Inc. accept?

Health plans from Blue Cross and Blue Shield of Louisiana, Molina Healthcare and Oscar Health Plan, Inc. list Brian S Callahan O.D. Inc. 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 Brian S Callahan O.D. Inc. was last updated on October 9, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.