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DR. CHAD GREGORY WILLIAMS D.C.
NPI 1669427464
Chiropractor in Waurika, OK

Active since May 23, 2006Accepts Medicare Assignment
104 E HIGHWAY 70, WAURIKA, OK 73573(580) 228-2000(580) 228-2912 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Chad Gregory Williams D.c. NPPES

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

DR. CHAD GREGORY WILLIAMS D.C. (NPI 1669427464) is an individual chiropractor in Waurika, Oklahoma, licensed in Oklahoma (3728) and active in the NPI registry since May 2006. He is a graduate of Other (2004).

NPPES Registry Identity

NPI1669427464
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. CHAD GREGORY WILLIAMSCredential: D.C.
Location Address104 E HIGHWAY 70Waurika, OK 73573-3075
Mailing Address104 E Highway 70Waurika, OK 73573-3075 · (580) 228-2000 · Fax (580) 228-2912
Phone(580) 228-2000
Fax(580) 228-2912
Sole ProprietorYes
Medical School CMSOtherGraduated 2004
Enumeration DateMay 23, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1669427464 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in OK · 3728
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.
104 E HIGHWAY 70, Waurika, OK 73573
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.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. Chad Gregory 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 ID5092727297
PECOS Enrollment IDI20070102000437

Medicare Billing Reassignment

Medicare enrollment records show Chad Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dr. Chad G Williams
Same address
Chiropractor
104 E HIGHWAY 70
Waurika, OK 73573
  • Reassigned Medicare billing, Oklahoma enrollment
NPI 1063519379 (580) 228-2000

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, 3-4 spinal regions 98941
Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.
634 services116 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.

DR. CHAD G WILLIAMS
Chiropractor
104 E HIGHWAY 70
WAURIKA, OK 73573
Jefferson County (580) 228-2000

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 Chad Williams's NPI number?

The NPI number for Chad Williams is 1669427464. It was assigned to this individual provider in the NPPES registry on May 23, 2006.

Where is Chad Williams located?

Chad Williams practices at 104 E Highway 70, Waurika, OK 73573. The listed phone number is (580) 228-2000.

What is Chad Williams's specialty?

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

Is Chad Williams enrolled in Medicare?

Yes. Chad 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 organization bills Medicare for Chad Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chad Williams reassigns Medicare benefits to Dr. Chad G Williams (Waurika, OK). The 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 Chad Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Chad Williams accept?

Health plans from UnitedHealthcare list Chad 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 Chad Williams was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.