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DR. AARON PARKER PSYD
NPI 1164072260
Psychologist - Rehabilitation in Seattle, WA

Active since September 19, 2019PECOS EnrolledAccepts Medicare Assignment
509 OLIVE WAY STE 204, SEATTLE, WA 98101(206) 551-9711 Get Directions Write a Review

NPPES record last updated: March 5, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 5, 2020, Sep 19, 2019 (2 updates tracked since 2019).

About Dr. Aaron Parker Psyd NPPES

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

DR. AARON PARKER PSYD (NPI 1164072260) is an individual rehabilitation provider in Seattle, Washington, licensed in Washington (PSYC.PY.60961656) and active in the NPI registry since September 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1164072260
Entity TypeIndividualMale
Primary Taxonomy103TR0400X
Provider Legal NameDR. AARON PARKERCredential: PSYD
Location Address509 OLIVE WAY STE 204Seattle, WA 98101-1726
Mailing Address509 Olive Way Ste 204Seattle, WA 98101-1726 · (206) 551-9711
Phone(206) 551-9711
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateSeptember 19, 2019
Last NPPES UpdateMarch 5, 20202 updates tracked since enumeration
NPPES CertifiedMarch 5, 2020
✔ NPI 1164072260 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychologist · RehabilitationBehavioral Health & Social Service Providers
Taxonomy Code103TR0400X
License✔ Licensed in WA · PSYC.PY.60961656
Definition
A psychologist who specializes in the study and application of psychological principles on behalf of persons who have disability due to injury or illness. Rehabilitation psychologists, often within teams, assess and treat cognitive, emotional, and functional difficulties, and help people to overcome barriers to participation in life activities. Rehabilitation psychologists are involved in practice, research, and advocacy, with the broad goal of fostering independence and opportunity for people with disabilities.
Also ListedPsychologist · Cognitive & BehavioralTaxonomy 103TB0200X · License PSYC.PY.60961656 (WA)
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PSYC.PY.60961656 (WA)
Also ListedPsychologist · HealthTaxonomy 103TH0004X · License PSYC.PY.60961656 (WA)
509 OLIVE WAY STE 204, Seattle, WA 98101
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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. Aaron Parker Psyd 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 ID4981033479
PECOS Enrollment IDI20200403002886
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

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

Aaron Parker, Psychology, PLLC
Same address
Community/Behavioral Health
509 OLIVE WAY STE 204
Seattle, WA 98101
  • Reassigned Medicare billing, Washington enrollment
NPI 1174173272 (206) 329-5255

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

Other Providers at the Same Location NPPES 20

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

VANESSA G DZIVAKWE PHD
Psychologist
509 OLIVE WAY STE 204
SEATTLE, WA 98101
King County (206) 329-5255
VANESSA DZIVAKWE, PHD, PLLC
Community/Behavioral Health
509 OLIVE WAY STE 204
SEATTLE, WA 98101
King County (206) 329-5255
DR. KYLE ALEXANDER SCHOFIELD PHD
Psychologist
509 OLIVE WAY STE 204
SEATTLE, WA 98101
King County (253) 234-5066
RISE THERAPY, PLLC
Psychologist
509 OLIVE WAY STE 204
SEATTLE, WA 98101
King County (206) 329-5255
ISABELLA COMPHEL
Social Worker (Clinical)
509 OLIVE WAY STE 204
SEATTLE, WA 98101
King County (206) 329-5255
AARON PARKER, PSYCHOLOGY, PLLC
Community/Behavioral Health
509 OLIVE WAY STE 204
SEATTLE, WA 98101
King County (206) 329-5255
JOANNE EPPING-JORDAN PHD PLLC
Psychologist
509 OLIVE WAY STE 204
SEATTLE, WA 98101
King County (206) 588-2700
DR. GABRIELA ANDREA D'JAEN M.D.
Psychiatry & Neurology (Psychiatry)
509 OLIVE WAY STE 204
SEATTLE, WA 98101
King County (206) 329-5255

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 Aaron Parker's NPI number?

The NPI number for Aaron Parker is 1164072260. It was assigned to this individual provider in the NPPES registry on September 19, 2019.

Where is Aaron Parker located?

Aaron Parker practices at 509 Olive Way Ste 204, Seattle, WA 98101. The listed phone number is (206) 551-9711.

What is Aaron Parker's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Rehabilitation, with taxonomy code 103TR0400X.

Is Aaron Parker enrolled in Medicare?

Yes. Aaron Parker 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 Aaron Parker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Parker reassigns Medicare benefits to Aaron Parker, Psychology, PLLC (Seattle, 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 Aaron Parker'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 Aaron Parker was last updated on March 5, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.