YM GASTRO LLC
NPI 1366821126
Internal Medicine - Gastroenterology in San Juan, PR
About Ym Gastro Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YM GASTRO LLC (NPI 1366821126) is a healthcare organization registered as a gastroenterology in San Juan, Puerto Rico and active in the NPI registry since May 2015. The organization lists Yahaira Moreno Denizard, 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)
Ym Gastro 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 Ym Gastro 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 Ym Gastro LLC's NPI number?
The NPI number for Ym Gastro LLC is 1366821126. It was assigned to this organization in the NPPES registry on May 27, 2015.
Where is Ym Gastro LLC located?
Ym Gastro LLC is located at 735 Ave Ponce De Leon Torre Medica Auxilio Mutuo 707, San Juan, PR 00917. The listed phone number is (787) 756-5900.
What is Ym Gastro LLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Ym Gastro LLC enrolled in Medicare?
Yes. Ym Gastro LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Ym Gastro LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Gastroenterology) reassigns their Medicare billing to Ym Gastro 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 Ym Gastro LLC was last updated on May 27, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Ym Gastro Llc · NPI 1366821126
Gastroenterology organization in San Juan, Puerto Rico. Organization record, active in the CMS NPPES registry since May 27, 2015.
## Identity
- **NPI:** 1366821126 (Entity type: Organization)
- **Enumerated:** May 27, 2015
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **Organization subpart:** No
- **Authorized official:** Yahaira Moreno Denizard, PRESIDENT
## Practice location
- **Address:** 735 AVE PONCE DE LEON, TORRE MEDICA AUXILIO MUTUO 707, San Juan, PR 00917-5022
- **Phone:** (787) 756-5900
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Gastroenterology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 27, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1366821126) · Data from the CMS NPPES public registry.