Louisiana Rivera Valladar, MD

Medicare activity in 2024

Official CMS public-use data for Louisiana Rivera Valladar, 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.

Most frequent services

1. Ct scan of chest without contrast (71250)247 services
2. X-ray of chest, 1 view (71045)143 services
3. Ct scan of blood vessels of chest with contrast (71275)50 services
4. X-ray of chest, 2 views (71046)46 services
5. Low dose ct scan of chest for lung cancer screening (71271)38 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%
• Diabetes57%
• Arthritis51%
• Ischemic heart disease49%
• COPD46%

Hospitals where Louisiana Rivera Valladar works

Medicare's Facility Affiliation Data lists Louisiana Rivera Valladar 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.

• Montefiore Medical CenterBronx, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330059
• Montefiore Mount Vernon HospitalMount Vernon, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330086

Practice locations

Addresses where Louisiana Rivera Valladar is enrolled with Medicare (CMS data updated October 2, 2026).

• 111 E 210th StBronx, NY 10467
• 12 N 7th AveMount Vernon, NY 10550 (914) 378‑6148
• 3400 Bainbridge AveBronx, NY 10467 (914) 378‑6148

Group practices

Medicare enrollment lists Louisiana Rivera Valladar as a member of this group (CMS data updated October 2, 2026).

• Montefiore Medical Center2,820 clinicians in the group

Specialties

• Diagnostic Radiologyprimary
• Thoracic Surgeryalso

Find other Diagnostic Radiology doctors in New York →

Other radiologists in Bronx

Clinicians with the same Medicare primary specialty in Bronx, NY — not a recommendation.

• Tone Lindgren, MD
• Gabriel C. Nemzow, MD
• Srinivas Bonthu, MD
• Talya R. Toledano, MD
• Arlette N. Shvartzman, MD
• Paul M. Armenta, MD
• Steven Benitez, MD
• Michael Zhao, MD

All radiologists in Bronx →

Other clinicians in Montefiore Medical Center

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

• Nidhi R. Hirpara, PT
• Jasmine S. Joseph, NP
• Andrew R. Williams, MD
• Ethan M. Ravetch, MD
• Kimberly L. Pawlowski, PT
• Sharon E. Newhouse

Clinician information

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