BARBARA SHANG M D INC
NPI 1679697825
Ophthalmology in Irvine, CA
About Barbara Shang M D Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BARBARA SHANG M D INC (NPI 1679697825) is a healthcare organization registered as an ophthalmology in Irvine, California and active in the NPI registry since March 2007. The organization lists Barbara Shang, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
Barbara Shang M D 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 Barbara Shang M D 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 Barbara Shang M D Inc's NPI number?
The NPI number for Barbara Shang M D Inc is 1679697825. It was assigned to this organization in the NPPES registry on March 16, 2007.
Where is Barbara Shang M D Inc located?
Barbara Shang M D Inc is located at 15785 Laguna Canyon Rd Ste 350, Irvine, CA 92618. The listed phone number is (949) 726-1888.
What is Barbara Shang M D Inc's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Barbara Shang M D Inc enrolled in Medicare?
Yes. Barbara Shang M D Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Barbara Shang M D Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Ophthalmology) reassigns their Medicare billing to Barbara Shang M D 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 Barbara Shang M D Inc was last updated on December 30, 2008. 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.
# Barbara Shang M D Inc · NPI 1679697825
Ophthalmology organization in Irvine, California. Organization record, active in the CMS NPPES registry since March 16, 2007.
## Identity
- **NPI:** 1679697825 (Entity type: Organization)
- **Enumerated:** March 16, 2007
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **Organization subpart:** No
- **Authorized official:** Barbara Shang, OWNER
## Practice location
- **Address:** 15785 LAGUNA CANYON RD STE 350, Irvine, CA 92618-3184
- **Phone:** (949) 726-1888
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Ophthalmology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 30, 2008
- **Other identifiers:** Medicare PIN W16406 (CA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1679697825) · Data from the CMS NPPES public registry.