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JUSTIN CROSS M.D.
NPI 1639465107
Family Medicine in Fairfax, VA

Active since June 23, 2011PECOS Enrolled
3650 JOSEPH SIEWICK DR STE 400, FAIRFAX, VA 22033(703) 391-2020 Get Directions Write a Review

NPPES record last updated: June 23, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Justin Cross M.d. NPPES

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

JUSTIN CROSS M.D. (NPI 1639465107) is an individual family medicine provider in Fairfax, Virginia, licensed in Virginia (0116023493) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1639465107
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameJUSTIN CROSSCredential: M.D.
Location Address3650 JOSEPH SIEWICK DR STE 400Fairfax, VA 22033-1715
Mailing Address3650 Joseph Siewick Dr Ste 400Fairfax, VA 22033-1715 · (703) 391-2020
Phone(703) 391-2020
Sole ProprietorYes
Enumeration DateJune 23, 2011
✔ NPI 1639465107 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in VA · 0116023493
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
3650 JOSEPH SIEWICK DR STE 400, Fairfax, VA 22033
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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 Cross M.d. 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 Justin Cross reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Johns Hopkins Community Physicians, Inc
9.1 mi
Skilled Nursing Facility
7929 WESTPARK DR
Tysons, VA 22102
  • Reassigned Medicare billing, District of Columbia enrollment
  • 691 clinicians in this Medicare group
NPI 1790631695 (571) 617-0200

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22033 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DR. SALLY MAY ABILMONA DO
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Fairfax County (703) 391-2020
DR. KATYA KERSTIN DE LA TORRE DO
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Fairfax County (703) 391-2020
TAMMY HUYEN TRAN MD
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Fairfax County (703) 391-2020
MR. KEVIN ANDREW EDINBOROUGH MD
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Fairfax County (703) 391-2020
GRACE LECHMANN MD
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Fairfax County (703) 391-2020
DR. CATHERINE ELIZABETH DUDEK DPT
Physical Therapist
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Fairfax County (703) 391-2020
DR. ERIN MAE DAVIS DO
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Fairfax County (703) 391-2020
DR. SOOYOUNG VANDEMARK MD
Family Medicine
3650 JOSEPH SIEWICK DR STE 400
FAIRFAX, VA 22033
Fairfax County (703) 391-2020

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 Cross's NPI number?

The NPI number for Justin Cross is 1639465107. It was assigned to this individual provider in the NPPES registry on June 23, 2011.

Where is Justin Cross located?

Justin Cross practices at 3650 Joseph Siewick Dr Ste 400, Fairfax, VA 22033. The listed phone number is (703) 391-2020.

What is Justin Cross's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Justin Cross enrolled in Medicare?

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

Which organization bills Medicare for Justin Cross's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Justin Cross reassigns Medicare benefits to Johns Hopkins Community Physicians, Inc (Tysons, VA). 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 Cross'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 Cross was last updated on June 23, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.