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DR. LOUIS J WILLIAMS D.C.
NPI 1366499709
Chiropractor in Temecula, CA

Active since May 30, 2006Accepts Medicare Assignment
29645 RANCHO CALIFORNIA RD STE 218, TEMECULA, CA 92591(951) 676-4080(951) 676-9086 Get Directions Write a Review

NPPES record last updated: August 29, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Louis J Williams D.c. NPPES

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

DR. LOUIS J WILLIAMS D.C. (NPI 1366499709) is an individual chiropractor in Temecula, California, licensed in California (DC25999) and active in the NPI registry since May 2006. He maintains a secondary practice location in Temecula and is a graduate of Life Chiropractic College (1997).

NPPES Registry Identity

NPI1366499709
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. LOUIS J WILLIAMSCredential: D.C.
Location Address29645 RANCHO CALIFORNIA RD STE 218Temecula, CA 92591-5285
Mailing Address29645 Rancho California Rd Ste 218Temecula, CA 92591-5285 · (951) 676-4080 · Fax (951) 676-9086
Phone(951) 676-4080
Fax(951) 676-9086
Sole ProprietorYes
Medical School CMSLife Chiropractic CollegeGraduated 1997
Enumeration DateMay 30, 2006
Last NPPES UpdateAugust 29, 2019
✔ NPI 1366499709 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CA · DC25999
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
29645 RANCHO CALIFORNIA RD STE 218, Temecula, CA 92591
Open in Google Maps ↗

Secondary Practice Location 1

Location 129377 Rancho California Rd, 102Temecula, CA 92591-5206 · Phone (951) 676-4080 · Fax (951) 676-9086

Other Identifiers 2

OtherDC0259990CA · Blue Shield
OtherZZZ04140ZCA · Medicare Group

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Louis J Williams D.c. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6305847096
PECOS Enrollment IDI20070123000684, I20260408003967

Medicare Billing Reassignments

2

Medicare enrollment records show Louis Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Louis Williams Chiropractic Corporation
Same address
Chiropractor
29645 RANCHO CALIFORNIA RD STE 218
Temecula, CA 92591
  • Reassigned Medicare billing, California enrollment
NPI 1285688275 (951) 676-4080
Unlimited Health Chiropractic
980 mi
Chiropractor
320 E NEIDER AVE STE 103
Coeur D Alene, ID 83815
  • Reassigned Medicare billing, Idaho enrollment
  • 25 clinicians in this Medicare group
NPI 1639402530 (208) 930-4944

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Chiropractic manipulative treatment, 1-2 spinal regions 98940
Chiropractic manipulative treatment focuses on adjusting your spine to improve your body's physical function. In this service, a chiropractor applies controlled force to 1-2 spinal regions. This helps to restore mobility and alleviate discomfort in those areas.
69 services15 patients

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LOUIS WILLIAMS CHIROPRACTIC CORPORATION
Chiropractor
29645 RANCHO CALIFORNIA RD STE 218
TEMECULA, CA 92591
Riverside County (951) 676-4080

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 Louis Williams's NPI number?

The NPI number for Louis Williams is 1366499709. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Where is Louis Williams located?

Louis Williams practices at 29645 Rancho California Rd Ste 218, Temecula, CA 92591. The listed phone number is (951) 676-4080.

What is Louis Williams's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Louis Williams enrolled in Medicare?

Yes. Louis Williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Louis Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Louis Williams reassigns Medicare benefits to 2 organizations: Louis Williams Chiropractic Corporation (Temecula, CA) and Unlimited Health Chiropractic (Coeur D Alene, ID). Each 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 Louis Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Louis Williams accept?

Health plans from PacificSource Health Plans and Providence Health Plan list Louis Williams 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 Louis Williams was last updated on August 29, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.