Nicolas Lopez-Hisijos, DO

Medicare activity in 2024

Official CMS public-use data for Nicolas Lopez-Hisijos, 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. Protein measurement, serum (84165)819 services
2. Protein measurement, body fluid (84166)256 services
3. Special stained specimen slides to examine tissue including interpretation and report (88313)170 services
4. Special stained specimen slides to examine tissue, each additional procedure (88341)155 services
5. Pathology examination of tissue using a microscope, intermediate complexity (88305)133 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 cholesterol74%
• Arthritis53%
• Chronic kidney disease41%
• Ischemic heart disease35%
• Diabetes31%

Hospitals where Nicolas Lopez-Hisijos works

Medicare's Facility Affiliation Data lists Nicolas Lopez-Hisijos 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.

• Vanderbilt Bedford HospitalShelbyville, TN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 440137
• Vanderbilt University Medical CenterNashville, TN · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 440039
• Vanderbilt Wilson County HospitalLebanon, TN · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 440193

Practice locations

Addresses where Nicolas Lopez-Hisijos is enrolled with Medicare (CMS data updated October 2, 2026).

• 1301 Medical Ctr DrNashville, TN 37232 (615) 322‑5000
• 3601 the Vanderbilt ClinicNashville, TN 37232 (615) 322‑3000

Group practices

Medicare enrollment lists Nicolas Lopez-Hisijos as a member of this group (CMS data updated October 2, 2026).

• Vanderbilt University Medical Center3,567 clinicians in the group

Specialties

• Pathologyprimary
• Hematologyalso

Find other Pathology doctors in Tennessee →

Other pathologists in Nashville

Clinicians with the same Medicare primary specialty in Nashville, TN — not a recommendation.

• Summer L. Bohman, MD
• Deyali Chatterjee, MD
• James E. Denney, MD
• Christopher Golembeski, MD
• Sairam N. Chattu, MD
• James P. McCullough, MD
• Adriana L. Gonzalez-Gerdeman, MD
• Daniel E. Dresser, MD

All pathologists in Nashville →

Other clinicians in Vanderbilt University Medical Center

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

• Thomas White, CNA
• Merritt M. Hambrick, PA
• Daniel K. Guillen Mendoza, MD
• Sara N. Horst, MD
• Paul J. St. Jacques, MD
• Keith L. Obstein, MD

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