CLAUDIO S CONTRERAS MD INC
NPI 1083796510
Ophthalmology in San Jose, CA
About Claudio S Contreras Md Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CLAUDIO S CONTRERAS MD INC (NPI 1083796510) is a healthcare organization registered as an ophthalmology in San Jose, California and active in the NPI registry since October 2006. The organization lists Claudio S Contreras, President-ceo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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)
Claudio S Contreras 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 Claudio S Contreras 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 Claudio S Contreras MD Inc's NPI number?
The NPI number for Claudio S Contreras MD Inc is 1083796510. It was assigned to this organization in the NPPES registry on October 20, 2006.
Where is Claudio S Contreras MD Inc located?
Claudio S Contreras MD Inc is located at 2120 Mckee Rd, San Jose, CA 95116. The listed phone number is (408) 971-2020.
What is Claudio S Contreras MD Inc's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Claudio S Contreras MD Inc enrolled in Medicare?
Yes. Claudio S Contreras MD Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Claudio S Contreras MD Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Ophthalmology) reassigns their Medicare billing to Claudio S Contreras 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 Claudio S Contreras MD Inc was last updated on February 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Claudio S Contreras Md Inc · NPI 1083796510
Ophthalmology organization in San Jose, California. Organization record, active in the CMS NPPES registry since October 20, 2006.
## Identity
- **NPI:** 1083796510 (Entity type: Organization)
- **Enumerated:** October 20, 2006
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **Organization subpart:** No
- **Authorized official:** Claudio Contreras, PRESIDENT-CEO
## Practice location
- **Address:** 2120 MCKEE RD, San Jose, CA 95116-1427
- **Phone:** (408) 971-2020
## 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:** February 11, 2020
- **Other identifiers:** Other P00031038 (CA); Medicaid 00G634360 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1083796510) · Data from the CMS NPPES public registry.