DR. BRETT ERIC LEWIS M.D.
NPI 1306010806
Radiology - Radiation Oncology in Williamsport, PA
About Dr. Brett Eric Lewis M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRETT ERIC LEWIS M.D. (NPI 1306010806) is an individual radiation oncology provider in Williamsport, Pennsylvania, licensed in Pennsylvania (MD469318) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS, is affiliated with Hackensack University Medical Center, and maintains a secondary practice location in Montclair.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Brett Eric Lewis M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Brett Lewis reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Williamsport, PA 17701
- Reassigned Medicare billing, Pennsylvania enrollment
- 31 clinicians in this Medicare group
Totowa, NJ 07512
- Reassigned Medicare billing, New Jersey enrollment
- 36 clinicians in this Medicare group
Westwood, NJ 07675
- Reassigned Medicare billing, New Jersey enrollment
- 189 clinicians in this Medicare group
Little Silver, NJ 07739
- Reassigned Medicare billing, New Jersey enrollment
- 247 clinicians in this Medicare group
Nags Head, NC 27959
- Reassigned Medicare billing, North Carolina enrollment
- 346 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.
Areas of Expertise CMS Part B claims 35
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hackensack University Medical Center
Acute Care Hospitals · Hackensack, NJHackensack Meridian Health, Mountainside Medical
Acute Care Hospitals · Montclair, NJUpmc Williamsport
Acute Care Hospitals · Williamsport, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 17701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
WILLIAMSPORT, PA 17701
WILLIAMSPORT, PA 17701
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 Brett Lewis's NPI number?
The NPI number for Brett Lewis is 1306010806. It was assigned to this individual provider in the NPPES registry on April 15, 2008.
Where is Brett Lewis located?
Brett Lewis practices at 1100 Grampian Blvd, Williamsport, PA 17701. The listed phone number is (570) 326-8203.
What is Brett Lewis's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Brett Lewis enrolled in Medicare?
Yes. Brett Lewis is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Brett Lewis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brett Lewis reassigns Medicare benefits to 5 organizations: Susquehanna Physician Services (Williamsport, PA), Totowa Cancer Center (Totowa, NJ), Mpv New Jersey MD Services PC (Westwood, NJ), Regional Cancer Care Associates LLC (Little Silver, NJ) and Outer Banks Professional Services, LLC (Nags Head, NC). Each 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 Brett Lewis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brett Lewis accept?
Health plans from Cigna Healthcare and Oscar Health list Brett Lewis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Brett Lewis affiliated with any hospitals?
According to CMS data, Brett Lewis is affiliated with Hackensack University Medical Center, Hackensack Meridian Health, Mountainside Medical and Upmc Williamsport.
When was this NPI record last updated?
The NPPES record for Brett Lewis was last updated on October 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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.