JANET L SCHREIBER MD A MEDICAL CORPORATION
NPI 1245533926
Internal Medicine in Anaheim, CA
About Janet L Schreiber Md A Medical Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JANET L SCHREIBER MD A MEDICAL CORPORATION (NPI 1245533926) is a healthcare organization registered as an internal medicine in Anaheim, California and active in the NPI registry since December 2010. The organization lists Janet Lee Schreiber, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Janet L Schreiber Md A Medical Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by January 31, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Janet L Schreiber MD A Medical Corporation, 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 Janet L Schreiber MD A Medical Corporation's NPI number?
The NPI number for Janet L Schreiber MD A Medical Corporation is 1245533926. It was assigned to this organization in the NPPES registry on December 17, 2010.
Where is Janet L Schreiber MD A Medical Corporation located?
Janet L Schreiber MD A Medical Corporation is located at 3010 W. Orange Ave #503, Anaheim, CA 92804. The listed phone number is (714) 821-8250.
What is Janet L Schreiber MD A Medical Corporation's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Janet L Schreiber MD A Medical Corporation enrolled in Medicare?
Yes. Janet L Schreiber MD A Medical Corporation is registered in the Medicare PECOS enrollment system.
When is Janet L Schreiber MD A Medical Corporation's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Janet L Schreiber MD A Medical Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Janet L Schreiber MD A Medical Corporation. 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 Janet L Schreiber MD A Medical Corporation was last updated on January 14, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Janet L Schreiber Md A Medical Corporation · NPI 1245533926
Internal Medicine organization in Anaheim, California. Organization record, active in the CMS NPPES registry since December 17, 2010.
## Identity
- **NPI:** 1245533926 (Entity type: Organization)
- **Enumerated:** December 17, 2010
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Janet Schreiber, PRESIDENT
## Practice location
- **Address:** 3010 W. ORANGE AVE, #503, Anaheim, CA 92804-3174
- **Phone:** (714) 821-8250 · **Fax:** (714) 821-5992
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** January 31, 2027 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **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:** January 14, 2011
- **Other identifiers:** Medicaid 00G473460 (CA); Medicare UPIN A50665 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1245533926) · Data from the CMS NPPES public registry.