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Critical Care (Intensivists)

Marshaleen N. King, MD

Works at hospitals in Atlanta, GA · Georgia

Summary

Dr. Marshaleen N. King, MD is a critical care doctor at 1800 Howell Mill Rd NW, Suite 275, Atlanta, GA 30318. Phone: (404) 756-1290. Accepts Medicare assignment. In 2024, Marshaleen N. King had 61 Original Medicare patients and 154 services. NPI 1558347807. 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: 1800 Howell Mill Rd NW, Suite 275, Atlanta, GA 30318 · Directions (1 more location)
  • Phone: (404) 756‑1290
  • Medicare: Accepts Medicare assignment
  • Hospital: Grady Memorial Hospital
  • Group practice: Morehouse Healthcare, Inc.
  • Medical school: graduated 1997 (29 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Marshaleen N. King, 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 Marshaleen N. King accept Medicare assignment?
Yes. Medicare's clinician data says Marshaleen N. King 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 Marshaleen N. King see?
In 2024, CMS data shows 61 Original Medicare patients and 154 services for Marshaleen N. King. This counts Original Medicare only and measures volume, not quality.
What is Marshaleen N. King's NPI number?
1558347807. 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 Marshaleen N. King, 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 patients61
Services billed to Medicare154
Different services or procedures13
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Critical care, first 30-74 minutes (99291)49 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)25 services
  3. Test to determine lung volumes using sensors (94726)14 services
  4. Test to examine how well the lungs exchange gases (94729)14 services
  5. Test to measure expiratory airflow and volume changes before and after medication administration (94060)13 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 cholesterol67%
  • Diabetes56%
  • COPD51%
  • Chronic kidney disease49%
  • Heart failure49%

Hospitals where Marshaleen N. King works

Medicare's Facility Affiliation Data lists Marshaleen N. King 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 Marshaleen N. King is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Marshaleen N. King as a member of this group (CMS data updated October 2, 2026).

  • Morehouse Healthcare, Inc.154 clinicians in the group

Specialties

Find other Critical Care (Intensivists) doctors in Georgia →

Other critical care doctors in Atlanta

Clinicians with the same Medicare primary specialty in Atlanta, GA — not a recommendation.

All critical care doctors in Atlanta →

Other clinicians in Morehouse Healthcare, Inc.

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

Clinician information

CredentialMD
Graduation year1997 (29 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558347807
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