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Emergency Medicine

Diana M. Sarmiento, MD

Works at hospitals in Henderson, NC · North Carolina

Summary

Dr. Diana M. Sarmiento, MD is an emergency medicine doctor at 100 Hospital Dr, Louisburg, NC 27549. Phone: (252) 438-4143. Accepts Medicare assignment. In 2024, Diana M. Sarmiento had 240 Original Medicare patients and 321 services. NPI 1477896827. 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.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 100 Hospital Dr, Louisburg, NC 27549 · Directions (1 more location)
  • Phone: (252) 438‑4143
  • Medicare: Accepts Medicare assignment
  • Hospital: Maria Parham Medical Center
  • Group practice: Bull City Physicians PLLC (+1 more)
  • Medical school: graduated 2006 (20 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Diana M. Sarmiento, 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 Diana M. Sarmiento accept Medicare assignment?
Yes. Medicare's clinician data says Diana M. Sarmiento 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 Diana M. Sarmiento see?
In 2024, CMS data shows 240 Original Medicare patients and 321 services for Diana M. Sarmiento. This counts Original Medicare only and measures volume, not quality.
What is Diana M. Sarmiento's NPI number?
1477896827. 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 Diana M. Sarmiento, 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 patients240
Services billed to Medicare321
Different services or procedures20
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Emergency department visit with moderate level of medical decision making (99284)100 services
  2. Emergency department visit with high level of medical decision making (99285)95 services
  3. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)57 services
  4. Critical care, first 30-74 minutes (99291)40 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 cholesterol72%
  • Diabetes50%
  • Arthritis49%
  • Chronic kidney disease42%
  • Depression33%

Hospitals where Diana M. Sarmiento works

Medicare's Facility Affiliation Data lists Diana M. Sarmiento 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.

  • Maria Parham Medical CenterHenderson, NC · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 340132

Practice locations

Addresses where Diana M. Sarmiento is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Diana M. Sarmiento as a member of these groups (CMS data updated October 2, 2026).

  • Bull City Physicians PLLC17 clinicians in the group
  • Gem Capital Physicians PLLC15 clinicians in the group

Specialties

Find other Emergency Medicine doctors in North Carolina →

Other emergency medicine doctors in Louisburg

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

All emergency medicine doctors in Louisburg →

Other clinicians in Bull City Physicians PLLC

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

Clinician information

CredentialMD
Graduation year2006 (20 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1477896827
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