Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Emergency Medicine

Charles H. Nightingale, MD

Sees patients in Winter Park, FL · Orlando, FL · Florida

Summary

Dr. Charles H. Nightingale, MD is an emergency medicine doctor at 113 N Orlando Ave, Winter Park, FL 32789. Phone: (407) 801-8400. Accepts Medicare assignment. In 2024, Charles H. Nightingale had 142 Original Medicare patients and 205 services. NPI 1053360040. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 113 N Orlando Ave, Winter Park, FL 32789 · Directions (1 more location)
  • Phone: (407) 801‑8400
  • Medicare: Accepts Medicare assignment
  • Group practice: Guidewell Emergency Medicine Doctors, LLC
  • Medical school: Michigan State University College Of Human Medicine · graduated 2003 (23 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Charles H. Nightingale, 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 Charles H. Nightingale accept Medicare assignment?
Yes. Medicare's clinician data says Charles H. Nightingale 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 Charles H. Nightingale see?
In 2024, CMS data shows 142 Original Medicare patients and 205 services for Charles H. Nightingale. This counts Original Medicare only and measures volume, not quality.
What is Charles H. Nightingale's NPI number?
1053360040. 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 Charles H. Nightingale, 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 patients142
Services billed to Medicare205
Different services or procedures38
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Emergency department visit with moderate level of medical decision making (99284)89 services
  2. Emergency department visit with high level of medical decision making (99285)39 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 pressure74%
  • High cholesterol71%
  • Arthritis43%
  • Anxiety35%
  • Ischemic heart disease34%
  • Diabetes30%

Practice locations

Addresses where Charles H. Nightingale is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Charles H. Nightingale as a member of this group (CMS data updated October 2, 2026).

  • Guidewell Emergency Medicine Doctors, LLC89 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Florida →

Other emergency medicine doctors in Winter Park

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

All emergency medicine doctors in Winter Park →

Other clinicians in Guidewell Emergency Medicine Doctors, LLC

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

Clinician information

CredentialMD
Medical schoolMichigan State University College Of Human Medicine
Graduation year2003 (23 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1053360040
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians