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Emergency Medicine

Cynthia L. Hernandez, MD

Works at hospitals in Omaha, NE · Nebraska

Summary

Dr. Cynthia L. Hernandez, MD is an emergency medicine doctor at 707 N 190th Plaza, Elkhorn, NE 68022. Phone: (402) 815-4000. Accepts Medicare assignment. In 2024, Cynthia L. Hernandez had 436 Original Medicare patients and 475 services. NPI 1447373428. 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: 707 N 190th Plaza, Elkhorn, NE 68022 · Directions (1 more location)
  • Phone: (402) 815‑4000
  • Medicare: Accepts Medicare assignment
  • Hospital: The Nebraska Methodist Hospital
  • Group practice: Nebraska Methodist Hospital
  • Medical school: University Of Nebraska College Of Medicine · 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 Cynthia L. Hernandez, 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 Cynthia L. Hernandez accept Medicare assignment?
Yes. Medicare's clinician data says Cynthia L. Hernandez 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 Cynthia L. Hernandez see?
In 2024, CMS data shows 436 Original Medicare patients and 475 services for Cynthia L. Hernandez. This counts Original Medicare only and measures volume, not quality.
What is Cynthia L. Hernandez's NPI number?
1447373428. 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 Cynthia L. Hernandez, 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 patients436
Services billed to Medicare475
Different services or procedures19
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Emergency department visit with moderate level of medical decision making (99284)258 services
  2. Emergency department visit with high level of medical decision making (99285)139 services
  3. Emergency department visit with low level of medical decision making (99283)40 services
  4. Critical care, first 30-74 minutes (99291)17 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%
  • Arthritis61%
  • Depression36%
  • Chronic kidney disease36%
  • Ischemic heart disease35%

Hospitals where Cynthia L. Hernandez works

Medicare's Facility Affiliation Data lists Cynthia L. Hernandez 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.

Practice locations

Addresses where Cynthia L. Hernandez is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Cynthia L. Hernandez as a member of this group (CMS data updated October 2, 2026).

  • Nebraska Methodist Hospital136 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Nebraska →

Other emergency medicine doctors in Elkhorn

Clinicians with the same Medicare primary specialty in Elkhorn, NE — not a recommendation.

All emergency medicine doctors in Elkhorn →

Other clinicians in Nebraska Methodist Hospital

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

Clinician information

CredentialMD
Medical schoolUniversity Of Nebraska College Of Medicine
Graduation year2006 (20 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1447373428
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