JOSEPH NASSIR MD INC
NPI 1245406024
Internal Medicine in Huntington Beach, CA
About Joseph Nassir Md Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOSEPH NASSIR MD INC (NPI 1245406024) is a healthcare organization registered as an internal medicine in Huntington Beach, California and active in the NPI registry since May 2008. The organization lists Joseph Nassir, Internist, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Joseph Nassir Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Joseph Nassir MD Inc, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Joseph Nassir MD Inc's NPI number?
The NPI number for Joseph Nassir MD Inc is 1245406024. It was assigned to this organization in the NPPES registry on May 1, 2008.
Where is Joseph Nassir MD Inc located?
Joseph Nassir MD Inc is located at 17822 Beach Blvd Suite 430, Huntington Beach, CA 92647. The listed phone number is (714) 843-6800.
What is Joseph Nassir MD Inc's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Joseph Nassir MD Inc enrolled in Medicare?
Yes. Joseph Nassir MD Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Joseph Nassir MD Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Joseph Nassir MD Inc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Joseph Nassir MD Inc was last updated on May 1, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Joseph Nassir Md Inc · NPI 1245406024
Internal Medicine organization in Huntington Beach, California. Organization record, active in the CMS NPPES registry since May 1, 2008.
## Identity
- **NPI:** 1245406024 (Entity type: Organization)
- **Enumerated:** May 1, 2008
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Joseph Nassir, INTERNIST
## Practice location
- **Address:** 17822 BEACH BLVD SUITE 430, Huntington Beach, CA 92647
- **Phone:** (714) 843-6800
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Internal Medicine) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 1, 2008
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Source: [NPI Profile](https://npiprofile.com/npi/1245406024) · Data from the CMS NPPES public registry.