ROYAL E DEAN MD MEDICAL CORPORATION
NPI 1922309004
General Practice in Simi Valley, CA
About Royal E Dean Md Medical Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROYAL E DEAN MD MEDICAL CORPORATION (NPI 1922309004) is a healthcare organization registered as a general practice in Simi Valley, California and active in the NPI registry since November 2010. The organization holds a CLIA Waiver certificate valid through May 14, 2027 and lists Royal E Dean, Physician, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
Royal E Dean Md 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 Royal E Dean MD 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.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 05D1099546
Royal E Dean, MD · Simi Valley, CAFrequently 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 Royal E Dean MD Medical Corporation's NPI number?
The NPI number for Royal E Dean MD Medical Corporation is 1922309004. It was assigned to this organization in the NPPES registry on November 5, 2010.
Where is Royal E Dean MD Medical Corporation located?
Royal E Dean MD Medical Corporation is located at 1687 Erringer Rd Ste 217, Simi Valley, CA 93065. The listed phone number is (805) 577-1515.
What is Royal E Dean MD Medical Corporation's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Royal E Dean MD Medical Corporation enrolled in Medicare?
Yes. Royal E Dean MD Medical Corporation is registered in the Medicare PECOS enrollment system.
When is Royal E Dean MD 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 Royal E Dean MD Medical Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (General Practice) reassigns their Medicare billing to Royal E Dean MD 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.
Does Royal E Dean MD Medical Corporation hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 05D1099546) is associated with this NPI, valid through May 14, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Royal E Dean MD Medical Corporation was last updated on November 5, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Royal E Dean Md Medical Corporation · NPI 1922309004
General Practice organization in Simi Valley, California. Organization record, active in the CMS NPPES registry since November 5, 2010.
## Identity
- **NPI:** 1922309004 (Entity type: Organization)
- **Enumerated:** November 5, 2010
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **Organization subpart:** No
- **Authorized official:** Royal Dean, PHYSICIAN
## Practice location
- **Address:** 1687 ERRINGER RD STE 217, Simi Valley, CA 93065-6510
- **Phone:** (805) 577-1515 · **Fax:** (805) 577-0559
## 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 (General Practice) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 5, 2010
- **Other identifiers:** Medicare UPIN E79795 (CA)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1922309004) · Data from the CMS NPPES public registry.