MARJOLIJN NARSIS HIEMSTRA LPC, QSACM, NLP
NPI 1659073161
Counselor - Professional in Fairfax, VA

Q: What is Marjolijn Hiemstra's NPI number?

The NPI number for Marjolijn Hiemstra is 1659073161. It was assigned to this individual provider in the NPPES registry on March 20, 2023.

Q: What is Marjolijn Hiemstra's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Active since March 20, 2023PECOS Enrolled

8221 WILLOW OAKS CORPORATE DR, FAIRFAX, VA 22031(571) 544-2134 Get Directions Write a Review

NPPES record last updated: February 15, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 19, 2024, Mar 20, 2023 (2 updates tracked since 2023).

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About Marjolijn Narsis Hiemstra Lpc, Qsacm, Nlp NPPES

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

MARJOLIJN NARSIS HIEMSTRA LPC, QSACM, NLP (NPI 1659073161) is an individual professional provider in Fairfax, Virginia, licensed in Virginia (0701012302) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS and maintains a secondary practice location in Centreville.

NPPES Registry Identity

NPI1659073161

Entity TypeIndividualFemale

Primary Taxonomy101YP2500X

Provider Legal NameMARJOLIJN NARSIS HIEMSTRACredential: LPC, QSACM, NLP

Location Address8221 WILLOW OAKS CORPORATE DRFairfax, VA 22031-4512

Mailing Address14451 N Slope StCentreville, VA 20120-4151 · (571) 409-1783

Phone(571) 544-2134

Sole ProprietorYes

Enumeration DateMarch 20, 2023

Last NPPES UpdateFebruary 15, 20262 updates tracked since enumeration

NPPES CertifiedFebruary 15, 2026

✔ NPI 1659073161 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers

Taxonomy Code101YP2500X

License✔ Licensed in VA · 0701012302

8221 WILLOW OAKS CORPORATE DR, Fairfax, VA 22031

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Secondary Practice Location 1

Location 114451 N Slope StCentreville, VA 20120-4151 · Phone (571) 409-1783

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marjolijn Narsis Hiemstra Lpc, Qsacm, Nlp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Marjolijn Hiemstra reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Fairfax County, Virginia

7.0 mi

Mental Health (Including Community Mental Health Center)

12011 GOVERNMENT CENTER PARKWAY, SUITE 836
Fairfax, VA 22035

Reassigned Medicare billing, District of Columbia enrollment
Medicare enrollment name: Director Of Finance-County Of Fairfax Va
383 clinicians in this Medicare group

NPI 1154356244 (703) 324-7000

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.

CONNIE LEE MD

Psychiatry & Neurology (Psychiatry)