DR. CATHY MCLERNON M.D.
NPI 1780799643
Pediatrics in Reston, VA
About Dr. Cathy Mclernon M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CATHY MCLERNON M.D. (NPI 1780799643) is an individual pediatrics provider in Reston, Virginia, licensed in Virginia (0101234657) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Cathy Mclernon M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Cathy Mclernon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Mc Lean, VA 22102
- Reassigned Medicare billing, District of Columbia enrollment
- 2,492 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 20190 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.
RESTON, VA 20190
RESTON, VA 20190
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 Cathy Mclernon's NPI number?
The NPI number for Cathy Mclernon is 1780799643. It was assigned to this individual provider in the NPPES registry on August 20, 2006.
Where is Cathy Mclernon located?
Cathy Mclernon practices at 1890 Metro Center Dr, Reston, VA 20190. The listed phone number is (703) 709-1500.
What is Cathy Mclernon's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Cathy Mclernon enrolled in Medicare?
Yes. Cathy Mclernon is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Cathy Mclernon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cathy Mclernon reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Mc Lean, 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 Cathy Mclernon'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 Cathy Mclernon was last updated on May 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.