BRAD A. LEWIS MD
NPI 1871671974
Pediatrics in Walnut Creek, CA
About Brad A. Lewis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRAD A. LEWIS MD (NPI 1871671974) is an individual pediatrics provider in Walnut Creek, California, licensed in California (A80864) and active in the NPI registry since November 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)
Brad A. Lewis Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Brad Lewis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Richmond, CA 94801
- Reassigned Medicare billing, California enrollment
- 20,078 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 94598 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.
WALNUT CREEK, CA 94598
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 Brad Lewis's NPI number?
The NPI number for Brad Lewis is 1871671974. It was assigned to this individual provider in the NPPES registry on November 2, 2006.
Where is Brad Lewis located?
Brad Lewis practices at 320 Lennon Ln, Walnut Creek, CA 94598. The listed phone number is (925) 906-2000.
What is Brad Lewis's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Brad Lewis enrolled in Medicare?
Yes. Brad Lewis is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Brad Lewis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brad Lewis reassigns Medicare benefits to Permanente Medical Group Inc (Richmond, CA). 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 Brad Lewis'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 Brad Lewis was last updated on December 13, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.