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Pathology

Carlos N. Prieto Granada, MD

Works at hospitals in Durham, NC · North Carolina

Summary

Dr. Carlos N. Prieto Granada, MD is a pathologist at 40 Duke Medicine Cir, Durham, NC 27710. Phone: (919) 684-8111. Accepts Medicare assignment. In 2024, Carlos N. Prieto Granada had 744 Original Medicare patients and 2,283 services. NPI 1083857791. 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 Carlos N. Prieto Granada, 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 Carlos N. Prieto Granada accept Medicare assignment?
Yes. Medicare's clinician data says Carlos N. Prieto Granada 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 Carlos N. Prieto Granada see?
In 2024, CMS data shows 744 Original Medicare patients and 2,283 services for Carlos N. Prieto Granada. This counts Original Medicare only and measures volume, not quality.
What is Carlos N. Prieto Granada's NPI number?
1083857791. 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 Carlos N. Prieto Granada, 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 patients744
Services billed to Medicare2,283
Different services or procedures21
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Special stained specimen slides to examine tissue, each additional procedure (88341)552 services
  2. Pathology examination of tissue using a microscope, intermediate complexity (88305)506 services
  3. Special stained specimen slides to examine tissue, initial procedure (88342)244 services
  4. Pathology examination of tissue using a microscope, moderately high complexity (88307)243 services
  5. Surgical pathology consultation and report on referred slides prepared elsewhere (88321)190 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%
  • Arthritis54%
  • Ischemic heart disease35%
  • Diabetes32%
  • Anxiety29%

Hospitals where Carlos N. Prieto Granada works

Medicare's Facility Affiliation Data lists Carlos N. Prieto Granada 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.

  • Duke Regional HospitalDurham, NC · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 340155
  • Duke University HospitalDurham, NC · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 340030

Practice locations

Addresses where Carlos N. Prieto Granada is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Carlos N. Prieto Granada as a member of this group (CMS data updated October 2, 2026).

  • Duke Health Integrated Practice, Inc3,185 clinicians in the group

Specialties

Find other Pathology doctors in North Carolina →

Other pathologists in Durham

Clinicians with the same Medicare primary specialty in Durham, NC — not a recommendation.

All pathologists in Durham →

Other clinicians in Duke Health Integrated Practice, Inc

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

Clinician information

CredentialMD
Graduation year2003 (23 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1083857791
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