THE ENDOCRINE MEDICAL GROUP
NPI 1770666828
Internal Medicine - Endocrinology, Diabetes & Metabolism in Orange, CA
About The Endocrine Medical Group NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THE ENDOCRINE MEDICAL GROUP (NPI 1770666828) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Orange, California and active in the NPI registry since October 2006. The organization lists Samuel O Mayeda, Physician Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 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)
The Endocrine Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by December 31, 2026
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 The Endocrine Medical Group, 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 Endocrine Consultants And Specialists Medical Group Inc's NPI number?
The NPI number for Endocrine Consultants And Specialists Medical Group Inc is 1770666828. It was assigned to this organization in the NPPES registry on October 23, 2006. The provider is doing business as The Endocrine Medical Group.
Where is Endocrine Consultants And Specialists Medical Group Inc located?
Endocrine Consultants And Specialists Medical Group Inc is located at 1140 W La Veta Suite 420, Orange, CA 92868. The listed phone number is (714) 285-1904.
What is Endocrine Consultants And Specialists Medical Group Inc's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Endocrine Consultants And Specialists Medical Group Inc enrolled in Medicare?
Yes. Endocrine Consultants And Specialists Medical Group Inc is registered in the Medicare PECOS enrollment system.
When is Endocrine Consultants And Specialists Medical Group Inc'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 December 31, 2026. 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 Endocrine Consultants And Specialists Medical Group Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to Endocrine Consultants And Specialists Medical Group 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 Endocrine Consultants And Specialists Medical Group Inc was last updated on August 22, 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.
# The Endocrine Medical Group · NPI 1770666828
Endocrinology, Diabetes & Metabolism organization in Orange, California. Organization record, active in the CMS NPPES registry since October 23, 2006.
## Identity
- **NPI:** 1770666828 (Entity type: Organization)
- **Enumerated:** October 23, 2006
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **Legal business name:** Endocrine Consultants And Specialists Medical Group Inc
- **Organization subpart:** No
- **Authorized official:** Samuel Mayeda, PHYSICIAN OWNER
## Practice location
- **Address:** 1140 W LA VETA, SUITE 420, Orange, CA 92868
- **Phone:** (714) 285-1904 · **Fax:** (714) 571-5979
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** December 31, 2026 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Endocrinology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 22, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1770666828) · Data from the CMS NPPES public registry.