AS RHEUMATOLOGY LLC
NPI 1053049072
Internal Medicine - Rheumatology in Manati, PR
About As Rheumatology Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AS RHEUMATOLOGY LLC (NPI 1053049072) is a healthcare organization registered as a rheumatology in Manati, Puerto Rico and active in the NPI registry since August 2022. The organization lists Adianez Santiago, Rheumatologist, 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)
As Rheumatology 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 As Rheumatology 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 As Rheumatology LLC's NPI number?
The NPI number for As Rheumatology LLC is 1053049072. It was assigned to this organization in the NPPES registry on August 9, 2022.
Where is As Rheumatology LLC located?
As Rheumatology LLC is located at Manati Medical Plz # 104, Manati, PR 00674. The listed phone number is (939) 588-1199.
What is As Rheumatology LLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is As Rheumatology LLC enrolled in Medicare?
Yes. As Rheumatology LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through As Rheumatology LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to As Rheumatology 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 As Rheumatology LLC was last updated on March 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# As Rheumatology Llc · NPI 1053049072
Rheumatology organization in Manati, Puerto Rico. Organization record, active in the CMS NPPES registry since August 9, 2022.
## Identity
- **NPI:** 1053049072 (Entity type: Organization)
- **Enumerated:** August 9, 2022
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **Organization subpart:** No
- **Authorized official:** Adianez Santiago, RHEUMATOLOGIST
## Practice location
- **Address:** MANATI MEDICAL PLZ # 104, Manati, PR 00674-5507
- **Phone:** (939) 588-1199
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Rheumatology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 15, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1053049072) · Data from the CMS NPPES public registry.