ADVANCED ENDOCARE LLC
NPI 1669319455
Internal Medicine - Endocrinology, Diabetes & Metabolism in San Juan, PR
About Advanced Endocare Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ADVANCED ENDOCARE LLC (NPI 1669319455) is a healthcare organization registered as an endocrinology, diabetes & metabolism in San Juan, Puerto Rico and active in the NPI registry since April 2026. The organization lists Cristina M Casas Loyola, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
Advanced Endocare Llc 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 Advanced Endocare LLC, 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 Advanced Endocare LLC's NPI number?
The NPI number for Advanced Endocare LLC is 1669319455. It was assigned to this organization in the NPPES registry on April 30, 2026.
Where is Advanced Endocare LLC located?
Advanced Endocare LLC is located at 200 Calle Cupey Gdns Ste 11W, San Juan, PR 00926. The listed phone number is (787) 526-9798.
What is Advanced Endocare LLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Advanced Endocare LLC enrolled in Medicare?
Yes. Advanced Endocare LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Advanced Endocare LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to Advanced Endocare LLC. 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 Advanced Endocare LLC was last updated on September 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 days 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.
# Advanced Endocare Llc · NPI 1669319455
Endocrinology, Diabetes & Metabolism organization in San Juan, Puerto Rico. Organization record, active in the CMS NPPES registry since April 30, 2026.
## Identity
- **NPI:** 1669319455 (Entity type: Organization)
- **Enumerated:** April 30, 2026
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **Organization subpart:** No
- **Authorized official:** Cristina Casas Loyola, PRESIDENT
## Practice location
- **Address:** 200 CALLE CUPEY GDNS STE 11W, San Juan, PR 00926-7366
- **Phone:** (787) 526-9798
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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:** September 17, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1669319455) · Data from the CMS NPPES public registry.