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Internal Medicine

Victor Rivera-Santiago, MD

Works at hospitals in Corinth, MS · Farmington, NM · Mississippi, New Mexico

Summary

Dr. Victor Rivera-Santiago, MD is an internal medicine doctor at 611 Alcorn Dr, Corinth, MS 38834. Phone: (662) 293-1000. Accepts Medicare assignment. In 2024, Victor Rivera-Santiago had 142 Original Medicare patients and 261 services. NPI 1659500791. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Victor Rivera-Santiago, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Victor Rivera-Santiago accept Medicare assignment?
Yes. Medicare's clinician data says Victor Rivera-Santiago accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Victor Rivera-Santiago see?
In 2024, CMS data shows 142 Original Medicare patients and 261 services for Victor Rivera-Santiago. This counts Original Medicare only and measures volume, not quality.
What is Victor Rivera-Santiago's NPI number?
1659500791. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Victor Rivera-Santiago, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients142
Services billed to Medicare261
Different services or procedures12
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)80 services
  2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)64 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)45 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)34 services
  5. Hospital discharge day management, 30 minutes or less (99238)20 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis65%
  • Ischemic heart disease64%
  • Anxiety54%
  • Diabetes51%

Hospitals where Victor Rivera-Santiago works

Medicare's Facility Affiliation Data lists Victor Rivera-Santiago at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Victor Rivera-Santiago is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Victor Rivera-Santiago as a member of these groups (CMS data updated October 2, 2026).

  • San Juan Regional Medical Center, Inc.241 clinicians in the group
  • Magnolia Hospitalist Group21 clinicians in the group

Specialties

Find other Internal Medicine doctors in Mississippi →

Other internal medicine doctors in Corinth

Clinicians with the same Medicare primary specialty in Corinth, MS — not a recommendation.

All internal medicine doctors in Corinth →

Other clinicians in San Juan Regional Medical Center, Inc.

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2009 (17 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659500791
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians