MARK R PIERCE M.D
NPI 1255399002
Emergency Medicine in Front Royal, VA
About Mark R Pierce M.d NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK R PIERCE M.D (NPI 1255399002) is an individual emergency medicine provider in Front Royal, Virginia, licensed in Virginia (0101038189) and active in the NPI registry since May 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)
Mark R Pierce M.d is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mark Pierce reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Front Royal, VA 22630
- Reassigned Medicare billing, Virginia enrollment
- 367 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 22630 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 Mark Pierce's NPI number?
The NPI number for Mark Pierce is 1255399002. It was assigned to this individual provider in the NPPES registry on May 2, 2006.
Where is Mark Pierce located?
Mark Pierce practices at 1000 N Shenandoah Ave, Front Royal, VA 22630. The listed phone number is (540) 636-0300.
What is Mark Pierce's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Mark Pierce enrolled in Medicare?
Yes. Mark Pierce is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mark Pierce's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Pierce reassigns Medicare benefits to Warren Memorial Hospital, Inc. (Front Royal, 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 Mark Pierce'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 Mark Pierce was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.