Quick answers
- Does Ernesto Martinez Duarte accept Medicare assignment?
- Yes. Medicare's clinician data says Ernesto Martinez Duarte 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 Ernesto Martinez Duarte see?
- In 2024, CMS data shows 452 Original Medicare patients and 1,593 services for Ernesto Martinez Duarte. This counts Original Medicare only and measures volume, not quality.
- What is Ernesto Martinez Duarte's NPI number?
- 1043604259. 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 Ernesto Martinez Duarte, 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 patients | 452 |
|---|---|
| Services billed to Medicare | 1,593 |
| Different services or procedures | 19 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Pathology examination of tissue using a microscope, intermediate complexity (88305)563 services
- Special stained specimen slides to examine tissue, each additional procedure (88341)329 services
- Pathology examination of tissue using a microscope, moderately high complexity (88307)211 services
- Special stained specimen slides to examine tissue, initial procedure (88342)134 services
- Pathology examination of specimen during surgery, first tissue block (88331)98 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%
- Arthritis40%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)39%
- COPD33%
- Ischemic heart disease32%
Hospitals where Ernesto Martinez Duarte works
Medicare's Facility Affiliation Data lists Ernesto Martinez Duarte 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.
- Atrium Health PinevilleCharlotte, NC · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 340098
- Atrium Health UnionMonroe, NC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 340130
- Carolina East Medical CenterNew Bern, NC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 340131
- Carolinas Medical Center/Behavioral HealthCharlotte, NC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 340113
- St Francis-DowntownGreenville, SC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 420023
Practice locations
Addresses where Ernesto Martinez Duarte is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Saint Francis DrGreenville, SC 29601 (704) 973‑5500
- 1000 Blythe BlvdCharlotte, NC 28203 (704) 355‑2251
- 101 E Wood StSpartanburg, SC 29303 (864) 560‑6212
Group practices
Medicare enrollment lists Ernesto Martinez Duarte as a member of this group (CMS data updated October 2, 2026).
- Carolinas Pathology Group PA50 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Greenville
Clinicians with the same Medicare primary specialty in Greenville, SC — not a recommendation.
Other clinicians in Carolinas Pathology Group PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2008 (18 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1043604259 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians