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Emergency Medicine

Larissa S. Dudley, MD

Works at hospitals in Melbourne, FL · Palm Bay, FL · Florida

Summary

Dr. Larissa S. Dudley, MD is an emergency medicine doctor at 1350 Hickory St, Melbourne, FL 32901. Phone: (321) 434-7000. Accepts Medicare assignment. In 2024, Larissa S. Dudley had 361 Original Medicare patients and 558 services. NPI 1003251422. 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 Larissa S. Dudley, 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 Larissa S. Dudley accept Medicare assignment?
Yes. Medicare's clinician data says Larissa S. Dudley 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 Larissa S. Dudley see?
In 2024, CMS data shows 361 Original Medicare patients and 558 services for Larissa S. Dudley. This counts Original Medicare only and measures volume, not quality.
What is Larissa S. Dudley's NPI number?
1003251422. 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 Larissa S. Dudley, 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 patients361
Services billed to Medicare558
Different services or procedures11
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)236 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)226 services
  3. Critical care, first 30-74 minutes (99291)55 services
  4. Emergency department visit with moderate level of medical decision making (99284)31 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%
  • Arthritis63%
  • Ischemic heart disease51%
  • Chronic kidney disease49%
  • Anxiety46%

Hospitals where Larissa S. Dudley works

Medicare's Facility Affiliation Data lists Larissa S. Dudley 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.

  • Holmes Regional Medical CenterMelbourne, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100019
  • Palm Bay HospitalPalm Bay, FL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 100316

Practice locations

Addresses where Larissa S. Dudley is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Larissa S. Dudley as a member of this group (CMS data updated October 2, 2026).

  • Brevard Physician Associates PLLC216 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Florida →

Other emergency medicine doctors in Melbourne

Clinicians with the same Medicare primary specialty in Melbourne, FL — not a recommendation.

All emergency medicine doctors in Melbourne →

Other clinicians in Brevard Physician Associates PLLC

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

Clinician information

CredentialMD
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003251422
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