NADER A ABAS MD
NPI 1346288305
Emergency Medicine in Barstow, CA
About Nader A Abas Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NADER A ABAS MD (NPI 1346288305) is an individual emergency medicine provider in Barstow, California, licensed in California (A39740) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Nader A Abas Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Nader Abas reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hemet, CA 92543
- Reassigned Medicare billing, California enrollment
- 129 clinicians in this Medicare group
Huntington Beach, CA 92647
- Reassigned Medicare billing, California enrollment
- 45 clinicians in this Medicare group
Long Beach, CA 90806
- Reassigned Medicare billing, California enrollment
- 56 clinicians in this Medicare group
Santa Rosa, CA 95405
- Reassigned Medicare billing, California enrollment
- 42 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 92311 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BARSTOW, CA 92311
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 Nader Abas's NPI number?
The NPI number for Nader Abas is 1346288305. It was assigned to this individual provider in the NPPES registry on June 3, 2006.
Where is Nader Abas located?
Nader Abas practices at 555 S 7th Ave, Barstow, CA 92311. The listed phone number is (760) 256-1761.
What is Nader Abas's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Nader Abas enrolled in Medicare?
Yes. Nader Abas is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Nader Abas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nader Abas reassigns Medicare benefits to 4 organizations: Apex Emergency Medical Group, Inc. (Hemet, CA), Beach Emergency Medical Associates (Huntington Beach, CA), Pacific Coast Emergency Medical Associates, Inc (Long Beach, CA) and Chase Dennis Emergency Medical Group Inc (Santa Rosa, CA). 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 Nader Abas'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 Nader Abas was last updated on March 5, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Nader A Abas, MD · NPI 1346288305
Emergency Medicine physician in Barstow, California. Individual provider, active in the CMS NPPES registry since June 3, 2006.
## Identity
- **NPI:** 1346288305 (Entity type: Individual)
- **Enumerated:** June 3, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A39740 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 555 S 7TH AVE, Barstow, CA 92311-3043
- **Phone:** (760) 256-1761
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Apex Emergency Medical Group, Inc. (NPI 1265711089, Hemet, CA); Beach Emergency Medical Associates (NPI 1013074996, Huntington Beach, CA); Pacific Coast Emergency Medical Associates, Inc (NPI 1316179492, Long Beach, CA); Chase Dennis Emergency Medical Group Inc (NPI 1033152350, Santa Rosa, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 5, 2009
- **Other identifiers:** Medicare UPIN A28959; Medicaid 00A397400 (CA); Medicare PIN BH789Z (CA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1346288305) · Data from the CMS NPPES public registry.