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JUSTIN R HARKER
NPI 1114605672
Counselor in Rockville, MD

Active since July 06, 2023PECOS Enrolled
9707 KEY WEST AVE STE 100, ROCKVILLE, MD 20850(240) 750-6467 Get Directions Write a Review

NPPES record last updated: July 6, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Justin R Harker NPPES

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

JUSTIN R HARKER (NPI 1114605672) is an individual counselor in Rockville, Maryland, licensed in Maryland (A0791) and active in the NPI registry since July 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1114605672
Entity TypeIndividualMale
Primary Taxonomy101Y00000X
Provider Legal NameJUSTIN R HARKER
Location Address9707 KEY WEST AVE STE 100Rockville, MD 20850-3992
Mailing Address1009 Schindler DrSilver Spring, MD 20903-1030 · (240) 821-0704
Phone(240) 750-6467
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateJuly 6, 2023
NPPES CertifiedJuly 6, 2023
✔ NPI 1114605672 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselorBehavioral Health & Social Service Providers
Taxonomy Code101Y00000X
License✔ Licensed in MD · A0791
Definition
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.
9707 KEY WEST AVE STE 100, Rockville, MD 20850
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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 (PECOS)

Justin R Harker is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7517430945
PECOS Enrollment IDI20260625004906
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 Justin Harker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Quince Orchard Psychotherapy LLC
Same address
Psychiatry
9707 KEY WEST AVE STE 100
Rockville, MD 20850
  • Reassigned Medicare billing, District of Columbia and Maryland enrollments
  • 44 clinicians in this Medicare group
NPI 1336670389 (240) 750-6467

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.

LAUREN CELINE KALISZAK M. PSY.
Counselor (Professional)
9707 KEY WEST AVE STE 100
ROCKVILLE, MD 20850
Montgomery County (240) 750-6467
DR. ARYEH LEIB KANAL PSYD
Psychologist
9707 KEY WEST AVE STE 100
ROCKVILLE, MD 20850
Montgomery County (240) 750-6467
SHELBY AMANDA BEIERL LCPC
Counselor (Mental Health)
9707 KEY WEST AVE STE 100
ROCKVILLE, MD 20850
Montgomery County (240) 750-6467
HUAYING JIN
Counselor (Mental Health)
9707 KEY WEST AVE STE 100
ROCKVILLE, MD 20850
Montgomery County (240) 750-6467
MORGAN SHELAINE REID LGPC
Counselor (Mental Health)
9707 KEY WEST AVE STE 100
ROCKVILLE, MD 20850
Montgomery County (240) 750-6467
CHELSEA TADESSE
Counselor (Mental Health)
9707 KEY WEST AVE STE 100
ROCKVILLE, MD 20850
Montgomery County (240) 750-6467
DR. KAVITA PALLOD SEKHSARIA PSY.D.
Psychologist
9707 KEY WEST AVE STE 100
ROCKVILLE, MD 20850
Montgomery County (240) 750-6467
DR. KRISTEN BECKER PSYD
Psychologist (Clinical)
9707 KEY WEST AVE STE 100
ROCKVILLE, MD 20850
Montgomery County (240) 750-6467

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 Justin Harker's NPI number?

The NPI number for Justin Harker is 1114605672. It was assigned to this individual provider in the NPPES registry on July 6, 2023.

Where is Justin Harker located?

Justin Harker practices at 9707 Key West Ave Ste 100, Rockville, MD 20850. The listed phone number is (240) 750-6467.

What is Justin Harker's specialty?

The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.

Is Justin Harker enrolled in Medicare?

Yes. Justin Harker is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Justin Harker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Justin Harker reassigns Medicare benefits to Quince Orchard Psychotherapy LLC (Rockville, MD). 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 Justin Harker'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 Justin Harker was last updated on July 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.