JUSTINE SIMPSON
NPI 1609201037
Psychologist - Clinical in Fairfax, VA

Q: What is Justine Simpson's NPI number?

The NPI number for Justine Simpson is 1609201037. It was assigned to this individual provider in the NPPES registry on September 4, 2013.

Q: What is Justine Simpson's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: Is Justine Simpson enrolled in Medicare?

No. Justine Simpson has opted out of Medicare through March 26, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

Q: When was this NPI record last updated?

The NPPES record for Justine Simpson was last updated on March 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.

Active since September 04, 2013Opted out of Medicare · through Mar 26, 2027

11350 RANDOM HILLS RD STE 310, FAIRFAX, VA 22030(703) 589-5539 Get Directions Write a Review

NPPES record last updated: March 16, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 16, 2026, Feb 10, 2025 (2 updates tracked since 2025).

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About Justine Simpson NPPES

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

JUSTINE SIMPSON (NPI 1609201037) is an individual clinical provider in Fairfax, Virginia, licensed in Virginia (0810004810) and active in the NPI registry since September 2013. She has opted out of Medicare through March 26, 2027.

NPPES Registry Identity

NPI1609201037

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameJUSTINE SIMPSON

Location Address11350 RANDOM HILLS RD STE 310Fairfax, VA 22030-6044

Mailing Address11350 Random Hills Rd Ste 310Fairfax, VA 22030-6044 · (703) 589-5539

Phone(703) 589-5539

Sole ProprietorNo

Enumeration DateSeptember 4, 2013

Last NPPES UpdateMarch 16, 20262 updates tracked since enumeration

NPPES CertifiedMarch 16, 2026

✔ NPI 1609201037 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in VA · 0810004810

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

11350 RANDOM HILLS RD STE 310, Fairfax, VA 22030

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Justine Simpson has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from March 26, 2025 through March 26, 2027.

Opt-Out Effective DateMarch 26, 2025

Opt-Out In Effect ThroughMarch 26, 2027Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 12

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

DR. SYDNEY LOUISE MILLS PSY.D.

Psychologist (Clinical)