NARINDER SINGH MD INC
NPI 1023832805
Family Medicine - Addiction Medicine in Irvine, CA
About Narinder Singh Md Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NARINDER SINGH MD INC (NPI 1023832805) is a healthcare organization registered as an addiction medicine in Irvine, California and active in the NPI registry since November 2024. The organization lists Narinder Singh, Ceo Md, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Narinder Singh Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Narinder Singh MD Inc, which bills Medicare for the services they deliver. They are listed nearest first.
Clinicians, nearest first (2)
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 Narinder Singh MD Inc's NPI number?
The NPI number for Narinder Singh MD Inc is 1023832805. It was assigned to this organization in the NPPES registry on November 8, 2024.
Where is Narinder Singh MD Inc located?
Narinder Singh MD Inc is located at 4255 Campus Dr Suite A100-4026, Irvine, CA 92616. The listed phone number is (949) 656-9010.
What is Narinder Singh MD Inc's specialty?
The primary specialty registered for this NPI is Family Medicine, specializing in Addiction Medicine, with taxonomy code 207QA0401X.
Is Narinder Singh MD Inc enrolled in Medicare?
Yes. Narinder Singh MD Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Narinder Singh MD Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Narinder Singh MD Inc, in Family Practice and Nurse Practitioner. 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 Narinder Singh MD Inc was last updated on November 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.
# Narinder Singh Md Inc · NPI 1023832805
Addiction Medicine organization in Irvine, California. Organization record, active in the CMS NPPES registry since November 8, 2024.
## Identity
- **NPI:** 1023832805 (Entity type: Organization)
- **Enumerated:** November 8, 2024
- **Primary specialty:** Family Medicine - Addiction Medicine · taxonomy 207QA0401X
- **Organization subpart:** No
- **Authorized official:** Narinder Singh, CEO MD
## Practice location
- **Address:** 4255 CAMPUS DR, SUITE A100-4026, Irvine, CA 92616-9000
- **Phone:** (949) 656-9010 · **Fax:** (949) 502-8887
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Family Practice (1), Nurse Practitioner (1) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 11, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1023832805) · Data from the CMS NPPES public registry.