FIVE OAKS MEDICAL CENTER A PROFESSIONAL CORPORATION
NPI 1003702333
Family Medicine in Thousand Oaks, CA

Q: What is Five Oaks Medical Center A Professional Corporation's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Active since June 13, 2025

309 S MOORPARK RD, THOUSAND OAKS, CA 91361(805) 538-6545 Get Directions Write a Review

NPPES record last updated: June 13, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Five Oaks Medical Center A Professional Corporation NPPES

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

FIVE OAKS MEDICAL CENTER A PROFESSIONAL CORPORATION (NPI 1003702333) is a healthcare organization registered as a family medicine in Thousand Oaks, California and active in the NPI registry since June 2025. The organization lists Tami Simard, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1003702333

Entity TypeOrganization

Primary Taxonomy207Q00000X

Legal Business NameFIVE OAKS MEDICAL CENTER A PROFESSIONAL CORPORATION

Location Address309 S MOORPARK RDThousand Oaks, CA 91361-1008

Mailing Address309 S Moorpark RdThousand Oaks, CA 91361-1008 · (805) 538-6545

Phone(805) 538-6545

Organization SubpartNo

Authorized OfficialTami SimardPhysician/owner · (310) 634-9767

Enumeration DateJune 13, 2025

NPPES CertifiedJune 13, 2025

✔ NPI 1003702333 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

309 S MOORPARK RD, Thousand Oaks, CA 91361

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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)

Five Oaks Medical Center A Professional Corporation 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 Five Oaks Medical Center A Professional Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Tami Simard, DO

Family Practice

NPI 1467743864

3180 WILLOW LN STE 200
Thousand Oaks, CA 91361

(805) 497-3239

✔ PECOS✔ Accepts Medicare2.2 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 Five Oaks Medical Center A Professional Corporation's NPI number?

The NPI number for Five Oaks Medical Center A Professional Corporation is 1003702333. It was assigned to this organization in the NPPES registry on June 13, 2025.

Where is Five Oaks Medical Center A Professional Corporation located?

Five Oaks Medical Center A Professional Corporation is located at 309 S Moorpark Rd, Thousand Oaks, CA 91361. The listed phone number is (805) 538-6545.

What is Five Oaks Medical Center A Professional Corporation's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Five Oaks Medical Center A Professional Corporation enrolled in Medicare?

Yes. Five Oaks Medical Center A Professional Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Five Oaks Medical Center A Professional Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Five Oaks Medical Center A Professional 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 Five Oaks Medical Center A Professional Corporation was last updated on June 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.