DR. MARIANA HERNANDEZ RIVERA MD
NPI 1013408152
Internal Medicine in San Antonio, TX
About Dr. Mariana Hernandez Rivera Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARIANA HERNANDEZ RIVERA MD (NPI 1013408152) is an individual internal medicine provider in San Antonio, Texas, licensed in Texas (T3634) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS and maintains a secondary practice location in Chicago.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Mariana Hernandez Rivera Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mariana Hernandez Rivera reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Antonio, TX 78207
- Reassigned Medicare billing, Texas enrollment
- 1,129 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78207 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN ANTONIO, TX 78207
SAN ANTONIO, TX 78207
SAN ANTONIO, TX 78207
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 Mariana Hernandez Rivera's NPI number?
The NPI number for Mariana Hernandez Rivera is 1013408152. It was assigned to this individual provider in the NPPES registry on May 24, 2018.
Where is Mariana Hernandez Rivera located?
Mariana Hernandez Rivera practices at 701 S Zarzamora St, San Antonio, TX 78207. The listed phone number is (210) 358-7000.
What is Mariana Hernandez Rivera's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Mariana Hernandez Rivera enrolled in Medicare?
Yes. Mariana Hernandez Rivera is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mariana Hernandez Rivera's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mariana Hernandez Rivera reassigns Medicare benefits to Community Medicine Associates (San Antonio, TX). 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 Mariana Hernandez Rivera's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mariana Hernandez Rivera accept?
Health plans from Blue Cross and Blue Shield of Texas and Imperial Insurance Companies, Inc. list Mariana Hernandez Rivera as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mariana Hernandez Rivera was last updated on November 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months 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.