SEDI HADADIAN, MD
NPI 1780958967
Obstetrics & Gynecology in West Hills, CA
About Sedi Hadadian, Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SEDI HADADIAN, MD (NPI 1780958967) is a healthcare organization registered as an obstetrics & gynecology in West Hills, California and active in the NPI registry since March 2012. The organization lists Sedi Hadadian, Ob/gyn, 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)
Sedi Hadadian, Md 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 Sedi Hadadian, MD, 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 Sedi Hadadian, MD's NPI number?
The NPI number for Sedi Hadadian, MD is 1780958967. It was assigned to this organization in the NPPES registry on March 6, 2012.
Where is Sedi Hadadian, MD located?
Sedi Hadadian, MD is located at 23101 Sherman Pl Suite: 401, West Hills, CA 91307. The listed phone number is (818) 888-6545.
What is Sedi Hadadian, MD's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Sedi Hadadian, MD enrolled in Medicare?
Yes. Sedi Hadadian, MD is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Sedi Hadadian, MD?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Obstetrics/Gynecology) reassigns their Medicare billing to Sedi Hadadian, MD. 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 Sedi Hadadian, MD was last updated on March 6, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Sedi Hadadian, Md · NPI 1780958967
Obstetrics & Gynecology organization in West Hills, California. Organization record, active in the CMS NPPES registry since March 6, 2012.
## Identity
- **NPI:** 1780958967 (Entity type: Organization)
- **Enumerated:** March 6, 2012
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **Organization subpart:** No
- **Authorized official:** Sedi Hadadian, OB/GYN
## Practice location
- **Address:** 23101 SHERMAN PL, SUITE: 401, West Hills, CA 91307-2003
- **Phone:** (818) 888-6545 · **Fax:** (818) 593-4575
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Obstetrics/Gynecology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 6, 2012
---
Source: [NPI Profile](https://npiprofile.com/npi/1780958967) · Data from the CMS NPPES public registry.