SOUTHWOOD OPTOMETRY
NPI 1548630544
Optometrist in Torrance, CA

Q: What is Southwood Optometric Corporation's NPI number?

The NPI number for Southwood Optometric Corporation is 1548630544. It was assigned to this organization in the NPPES registry on October 2, 2015. The provider is doing business as Southwood Optometry.

Q: What is Southwood Optometric Corporation's specialty?

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

Active since October 02, 2015

4201 TORRANCE BLVD STE 580, TORRANCE, CA 90503(310) 316-6726(310) 316-6856 Get Directions Write a Review

NPPES record last updated: October 2, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Southwood Optometry NPPES

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

SOUTHWOOD OPTOMETRY (NPI 1548630544) is a healthcare organization registered as an optometrist in Torrance, California and active in the NPI registry since October 2015. The organization lists Matthew Matsunaga, President/optometrist, as its authorized official.

NPPES Registry Identity

NPI1548630544

Entity TypeOrganization

Primary Taxonomy152W00000X

Legal Business NameSOUTHWOOD OPTOMETRIC CORPORATION

Location Address4201 TORRANCE BLVD STE 580Torrance, CA 90503-4528

Mailing Address4201 Torrance Blvd Ste 580Torrance, CA 90503-4528 · (310) 316-6726 · Fax (310) 316-6856

Phone(310) 316-6726

Fax(310) 316-6856

Organization SubpartNo

Authorized OfficialMatthew MatsunagaPresident/optometrist · (310) 316-6726

Enumeration DateOctober 2, 2015

✔ NPI 1548630544 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 CA · 14897TLG

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.

4201 TORRANCE BLVD STE 580, Torrance, CA 90503

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Other Names 1

Doing Business AsSouthwood Optometry

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Southwood Optometry 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 Southwood Optometry, which bills Medicare for the services this clinician delivers.

Clinician (1)

Matthew Matsunaga, O.D.

Optometry

NPI 1629470018

21712 HAWTHORNE BLVD #310-B
Torrance, CA 90503

(310) 370-0016

✔ PECOS✔ Accepts Medicare0.7 mi

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 Southwood Optometric Corporation's NPI number?

The NPI number for Southwood Optometric Corporation is 1548630544. It was assigned to this organization in the NPPES registry on October 2, 2015. The provider is doing business as Southwood Optometry.

Where is Southwood Optometric Corporation located?

Southwood Optometric Corporation is located at 4201 Torrance Blvd Ste 580, Torrance, CA 90503. The listed phone number is (310) 316-6726.

What is Southwood Optometric Corporation's specialty?

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

Is Southwood Optometric Corporation enrolled in Medicare?

Yes. Southwood Optometric Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Southwood Optometric Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Optometry) reassigns their Medicare billing to Southwood Optometric Corporation. 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.

When was this NPI record last updated?

The NPPES record for Southwood Optometric Corporation was last updated on October 2, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.