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Hospitalist

Henry Lawrence A. Dumbab, MD

Works at hospitals in Peoria, IL · Galesburg, IL · Illinois

Summary

Dr. Henry Lawrence A. Dumbab, MD is a hospitalist at 530 Neglen Oak Ave, Peoria, IL 61637. Phone: (309) 624-8818. Accepts Medicare assignment. In 2024, Henry Lawrence A. Dumbab had 169 Original Medicare patients and 169 services. NPI 1841495785. 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 Henry Lawrence A. Dumbab, 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 Henry Lawrence A. Dumbab accept Medicare assignment?
Yes. Medicare's clinician data says Henry Lawrence A. Dumbab 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 Henry Lawrence A. Dumbab see?
In 2024, CMS data shows 169 Original Medicare patients and 169 services for Henry Lawrence A. Dumbab. This counts Original Medicare only and measures volume, not quality.
What is Henry Lawrence A. Dumbab's NPI number?
1841495785. 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 Henry Lawrence A. Dumbab, 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 patients169
Services billed to Medicare169
Different services or procedures4
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)155 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%
  • Arthritis64%
  • Heart failure48%
  • Diabetes46%
  • Chronic kidney disease46%

Hospitals where Henry Lawrence A. Dumbab works

Medicare's Facility Affiliation Data lists Henry Lawrence A. Dumbab 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.

  • Saint Francis Medical CenterPeoria, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140067
  • St Mary Medical CenterGalesburg, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140064

Practice locations

Addresses where Henry Lawrence A. Dumbab is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Henry Lawrence A. Dumbab as a member of this group (CMS data updated October 2, 2026).

  • OSF Multi-Specialty Group2,114 clinicians in the group

Specialties

Find other Hospitalist doctors in Illinois →

Other hospitalists in Peoria

Clinicians with the same Medicare primary specialty in Peoria, IL — not a recommendation.

All hospitalists in Peoria →

Other clinicians in OSF Multi-Specialty Group

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

Clinician information

CredentialMD
Medical schoolSaint Louis University School Of Medicine
Graduation year1995 (31 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841495785
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