REBECCA ROSE DIFABIO MD
NPI 1508515321
Emergency Medicine in Nellis Afb, NV
About Rebecca Rose Difabio Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
REBECCA ROSE DIFABIO MD (NPI 1508515321) is an individual emergency medicine provider in Nellis Afb, Nevada, licensed in Nevada (27927) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, is affiliated with University Medical Center, and maintains a secondary practice location in Las Vegas.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Rebecca Rose Difabio Md 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
2Medicare enrollment records show Rebecca Difabio reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
North Las Vegas, NV 89081
- Reassigned Medicare billing, Nevada enrollment
- 522 clinicians in this Medicare group
Mesa, AZ 85206
- Reassigned Medicare billing, Arizona enrollment
- 289 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Medical Center
Acute Care Hospitals · Las Vegas, NVPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 89191 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.
NELLIS AFB, NV 89191
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 Rebecca Difabio's NPI number?
The NPI number for Rebecca Difabio is 1508515321. It was assigned to this individual provider in the NPPES registry on March 20, 2022.
Where is Rebecca Difabio located?
Rebecca Difabio practices at 4700 Las Vegas Blvd N, Nellis Afb, NV 89191. The listed phone number is (702) 653-2273.
What is Rebecca Difabio's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Rebecca Difabio enrolled in Medicare?
Yes. Rebecca Difabio 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 Rebecca Difabio's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Difabio reassigns Medicare benefits to 2 organizations: University Medical Center Of Southern Nevada (North Las Vegas, NV) and Emergency Physicians Southwest, PC (Mesa, AZ). 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 Rebecca Difabio's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Rebecca Difabio affiliated with any hospitals?
According to CMS data, Rebecca Difabio is affiliated with University Medical Center.
When was this NPI record last updated?
The NPPES record for Rebecca Difabio was last updated on August 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.
# Rebecca Rose Difabio, MD · NPI 1508515321
Emergency Medicine physician in Nellis Afb, Nevada. Individual provider, active in the CMS NPPES registry since March 20, 2022.
## Identity
- **NPI:** 1508515321 (Entity type: Individual)
- **Enumerated:** March 20, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 27927 (Nevada)
- **Sole proprietor:** No
## Practice location
- **Address:** 4700 LAS VEGAS BLVD N, Nellis Afb, NV 89191-6600
- **Phone:** (702) 653-2273
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): University Medical Center Of Southern Nevada (NPI 1104538966, North Las Vegas, NV); Emergency Physicians Southwest, PC (NPI 1912053752, Mesa, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of Ny Upstate Medical University, class of 2022
## Record status
- **NPPES last updated:** August 25, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1508515321) · Data from the CMS NPPES public registry.