DR. JAN JACOB DEKKER MD,PHD,FACS
NPI 1851333504
Specialist in Fairfax, VA
About Dr. Jan Jacob Dekker Md,phd,facs NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAN JACOB DEKKER MD,PHD,FACS (NPI 1851333504) is an individual specialist in Fairfax, Virginia, licensed in Virginia (0101039002) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Jan Jacob Dekker Md,phd,facs is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Jan Dekker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Falls Church, VA 22042
- Reassigned Medicare billing, District of Columbia enrollment
- 2,618 clinicians in this Medicare group
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.
FAIRFAX, VA 22031
FAIRFAX, VA 22031
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 Jan Dekker's NPI number?
The NPI number for Jan Dekker is 1851333504. It was assigned to this individual provider in the NPPES registry on June 10, 2006.
Where is Jan Dekker located?
Jan Dekker practices at 8316 Arlington Blvd Suite 410, Fairfax, VA 22031. The listed phone number is (703) 573-6985.
What is Jan Dekker's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Jan Dekker enrolled in Medicare?
Yes. Jan Dekker is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Jan Dekker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jan Dekker reassigns Medicare benefits to Inova Health Care Services (Falls Church, 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 Jan Dekker'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 Jan Dekker was last updated on January 26, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.