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ASHLEY ANTONOFF, P.S.
NPI 1821008103
Chiropractor in Bellevue, WA

Active since August 09, 2006
14777 NE 40TH ST, SUITE 102, BELLEVUE, WA 98007(425) 883-2543(425) 867-1109 Get Directions Write a Review

NPPES record last updated: October 16, 2017. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ashley Antonoff, P.s. NPPES

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

ASHLEY ANTONOFF, P.S. (NPI 1821008103) is a healthcare organization registered as a chiropractor in Bellevue, Washington and active in the NPI registry since August 2006. The organization lists Ashley M Antonoff, President, as its authorized official.

NPPES Registry Identity

NPI1821008103
Entity TypeOrganization
Primary Taxonomy111N00000X
Legal Business NameASHLEY ANTONOFF, P.S.
Location Address14777 NE 40TH ST, SUITE 102Bellevue, WA 98007-3300
Mailing Address14777 Ne 40th St, Suite 102Bellevue, WA 98007-3300 · (425) 883-2543 · Fax (425) 867-1109
Phone(425) 883-2543
Fax(425) 867-1109
Organization SubpartNo
Authorized OfficialAshley M AntonoffPresident · (425) 883-2543
Enumeration DateAugust 9, 2006
Last NPPES UpdateOctober 16, 2017
✔ NPI 1821008103 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in WA · CH60211316
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.
14777 NE 40TH ST, Bellevue, WA 98007
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Other Identifiers 1

Medicare PING8851573WA

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ashley Antonoff, P.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Ashley Antonoff, P.S., which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Michael Downey, D.C.
Chiropractic
NPI 1326059486
14777 NE 40TH ST SUITE 102
Bellevue, WA 98007
(425) 883-2543
✔ Accepts MedicareSame address
Ashley Antonoff, D.C.
Chiropractic
NPI 1497053805
14777 NE 40TH ST #102
Bellevue, WA 98007
(425) 883-2543
✔ Accepts MedicareSame address
Mark Riomondo, D.C.
Chiropractic
NPI 1710203930
8250 165TH AVE NE STE 100
Redmond, WA 98052
(425) 883-2543
✔ Accepts Medicare2.4 mi
Rhea Claire Bucasas, D.C.
Chiropractic
NPI 1548554785
12901 SE KENT KANGLEY RD
Kent, WA 98030
(253) 630-1575
20 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 Ashley Antonoff, P.S.'s NPI number?

The NPI number for Ashley Antonoff, P.S. is 1821008103. It was assigned to this organization in the NPPES registry on August 9, 2006.

Where is Ashley Antonoff, P.S. located?

Ashley Antonoff, P.S. is located at 14777 NE 40th St Suite 102, Bellevue, WA 98007. The listed phone number is (425) 883-2543.

What is Ashley Antonoff, P.S.'s specialty?

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

Is Ashley Antonoff, P.S. enrolled in Medicare?

Yes. Ashley Antonoff, P.S. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ashley Antonoff, P.S.?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Chiropractic, reassign their Medicare billing to Ashley Antonoff, P.S.. 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. Of these, 2 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Ashley Antonoff, P.S. accept?

Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Ashley Antonoff, P.S. 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 Ashley Antonoff, P.S. was last updated on October 16, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.