RUTH E ARIAS SR.
NPI 1801432372
Nutritionist in San Juan, PR
About Ruth E Arias Sr. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RUTH E ARIAS SR. (NPI 1801432372) is an individual nutritionist in San Juan, Puerto Rico, licensed in Puerto Rico (2025) and active in the NPI registry since November 2019.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ruth E Arias Sr. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ruth Arias reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Juan, PR 00920
- Reassigned Medicare billing, Puerto Rico enrollment
- 68 clinicians in this Medicare group
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 Ruth Arias's NPI number?
The NPI number for Ruth Arias is 1801432372. It was assigned to this individual provider in the NPPES registry on November 20, 2019.
Where is Ruth Arias located?
Ruth Arias practices at Bda Buena Vista Calle D 261, San Juan, PR 00917. The listed phone number is (787) 439-0521.
What is Ruth Arias's specialty?
The primary specialty registered for this NPI is Nutritionist with taxonomy code 133N00000X.
Is Ruth Arias enrolled in Medicare?
Yes. Ruth Arias is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ruth Arias's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ruth Arias reassigns Medicare benefits to Hpm Foundation Inc (San Juan, PR). The 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 Ruth Arias's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ruth Arias was last updated on November 20, 2019. 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.
# Ruth E Arias Sr. · NPI 1801432372
Nutritionist provider in San Juan, Puerto Rico. Individual provider, active in the CMS NPPES registry since November 20, 2019.
## Identity
- **NPI:** 1801432372 (Entity type: Individual)
- **Enumerated:** November 20, 2019
- **Primary specialty:** Nutritionist · taxonomy 133N00000X
- **State license:** 2025 (Puerto Rico)
- **Sole proprietor:** Yes
## Practice location
- **Address:** BDA BUENA VISTA CALLE D, 261, San Juan, PR 00917
- **Phone:** (787) 439-0521
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Hpm Foundation Inc (NPI 1023730504, San Juan, PR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 20, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1801432372) · Data from the CMS NPPES public registry.