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Critical Care (Intensivists)

Charl J. Dewet, MD

Works at hospitals in Saint Louis, MO · Missouri

Summary

Dr. Charl J. Dewet, MD is a critical care doctor at 216 S Kings Hwy, St Louis, MO 63110. Phone: (314) 362-9355. Accepts Medicare assignment. In 2024, Charl J. Dewet had 107 Original Medicare patients and 299 services. NPI 1538186036. 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: Critical care doctor (Medicare lists Critical Care (Intensivists))
  • Address: 216 S Kings Hwy, St Louis, MO 63110 · Directions
  • Phone: (314) 362‑9355
  • Medicare: Accepts Medicare assignment
  • Hospital: Barnes Jewish Hospital
  • Group practice: Washington University
  • Medical school: graduated 1990 (36 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Charl J. Dewet, 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 Charl J. Dewet accept Medicare assignment?
Yes. Medicare's clinician data says Charl J. Dewet 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 Charl J. Dewet see?
In 2024, CMS data shows 107 Original Medicare patients and 299 services for Charl J. Dewet. This counts Original Medicare only and measures volume, not quality.
What is Charl J. Dewet's NPI number?
1538186036. 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 Charl J. Dewet, 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 patients107
Services billed to Medicare299
Different services or procedures40
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Critical care, first 30-74 minutes (99291)87 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)43 services
  3. Insertion of artery tube for blood sampling or infusion through skin (36620)19 services
  4. Anesthesia for x-ray or radiation therapy (01922)11 services
  5. Ultrasound of heart with probe in esophagus, with report (93312)11 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%
  • Heart failure65%
  • Atrial fibrillation64%
  • Ischemic heart disease63%
  • Chronic kidney disease50%

Hospitals where Charl J. Dewet works

Medicare's Facility Affiliation Data lists Charl J. Dewet 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 Charl J. Dewet is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Charl J. Dewet as a member of this group (CMS data updated October 2, 2026).

  • Washington University3,029 clinicians in the group

Specialties

Find other Critical Care (Intensivists) doctors in Missouri →

Other critical care doctors in Missouri

Clinicians with the same Medicare primary specialty in Missouri — not a recommendation.

All critical care doctors in Missouri →

Other clinicians in Washington University

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

Clinician information

CredentialMD
Graduation year1990 (36 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1538186036
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