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Allergy/Immunology

Majed A. Koleilat, MD

Works at hospitals in Henderson, KY · Evansville, IN · Eldorado, IL … · Kentucky, Indiana, Illinois

Summary

Dr. Majed A. Koleilat, MD is an allergist and immunologist at 1204 Williams St, Oakland City, IN 47660. Phone: (812) 749-6187. Accepts Medicare assignment. In 2024, Majed A. Koleilat had 356 Original Medicare patients and 6,913 services. NPI 1922175694. 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 Majed A. Koleilat, 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 Majed A. Koleilat accept Medicare assignment?
Yes. Medicare's clinician data says Majed A. Koleilat 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 Majed A. Koleilat see?
In 2024, CMS data shows 356 Original Medicare patients and 6,913 services for Majed A. Koleilat. This counts Original Medicare only and measures volume, not quality.
What is Majed A. Koleilat's NPI number?
1922175694. 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 Majed A. Koleilat, 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 patients356
Services billed to Medicare6,913
Different services or procedures21
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Test for allergy using allergenic extract (95004)3,980 services
  2. Test for allergy using skin patch (95044)1,158 services
  3. Professional service for preparation and provision of 1 or more antigens (95165)566 services
  4. Professional service for multiple injections of allergen (95117)300 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)215 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 cholesterol74%
  • High blood pressure72%
  • Arthritis50%
  • Asthma37%
  • Anxiety33%
  • Depression25%

Hospitals where Majed A. Koleilat works

Medicare's Facility Affiliation Data lists Majed A. Koleilat 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 Majed A. Koleilat is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.

Group practices

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

  • Deaconess Clinic Inc413 clinicians in the group

Specialties

Find other Allergy/Immunology doctors in Indiana →

Other allergist and immunologists in Indiana

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

All allergist and immunologists in Indiana →

Other clinicians in Deaconess Clinic Inc

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

Clinician information

CredentialMD
Graduation year1996 (30 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1922175694
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