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DR. BILL JAY STILLWELL DC
NPI 1477739183
Chiropractor in Tacoma, WA

Active since January 11, 2008
4537 YAKIMA AVE, TACOMA, WA 98418(253) 475-3334(253) 475-0875 Get Directions Write a Review

NPPES record last updated: April 14, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Bill Jay Stillwell Dc NPPES

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

DR. BILL JAY STILLWELL DC (NPI 1477739183) is an individual chiropractor in Tacoma, Washington, licensed in Washington (CH00002837) and active in the NPI registry since January 2008.

NPPES Registry Identity

NPI1477739183
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. BILL JAY STILLWELLCredential: DC
Location Address4537 YAKIMA AVETacoma, WA 98418-4929
Mailing Address27020 Pacific Hwy S, Ste BKent, WA 98032-6951 · (253) 475-3334 · Fax (253) 475-0875
Phone(253) 475-3334
Fax(253) 475-0875
Sole ProprietorNo
Enumeration DateJanuary 11, 2008
Last NPPES UpdateApril 14, 2016
✔ NPI 1477739183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in WA · CH00002837
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.
4537 YAKIMA AVE, Tacoma, WA 98418
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Other Names 1

Professional Name (2)Dr. William Jay Stillwell Dc

Other Identifiers 1

Medicare PING8857017WA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Bill Jay Stillwell Dc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

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

Stillwell Family Chiropractic
12 mi
Chiropractor
27020 PACIFIC HWY S, STE B
Kent, WA 98032
  • Reassigned Medicare billing, Washington enrollment
NPI 1497024756 (253) 839-2225

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.
297 services20 patients

Other Providers at the Same Location NPPES 3

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

BRENT FINNIGAN LMP
Clinic/Center (Physical Therapy)
4537 YAKIMA AVE
TACOMA, WA 98418
Pierce County (253) 475-3334
DR. KENNETH RAY STILLWELL D.C.
Chiropractor
4537 YAKIMA AVE
TACOMA, WA 98418
Pierce County (253) 475-3334
DR. JACK KIERAN LINDLEY DC
Chiropractor
4537 YAKIMA AVE
TACOMA, WA 98418
Pierce County (253) 475-3334

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 Bill Stillwell's NPI number?

The NPI number for Bill Stillwell is 1477739183. It was assigned to this individual provider in the NPPES registry on January 11, 2008. The provider is also known as Dr. William Jay Stillwell Dc.

Where is Bill Stillwell located?

Bill Stillwell practices at 4537 Yakima Ave, Tacoma, WA 98418. The listed phone number is (253) 475-3334.

What is Bill Stillwell's specialty?

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

Is Bill Stillwell enrolled in Medicare?

Yes. Bill Stillwell is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Bill Stillwell's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Bill Stillwell reassigns Medicare benefits to Stillwell Family Chiropractic (Kent, WA). 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 Bill Stillwell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Bill Stillwell was last updated on April 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.