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Allergy/Immunology

Kathleen J. Dass, MD

Works at hospitals in Royal Oak, MI · Michigan

Summary

Dr. Kathleen J. Dass, MD is an allergist and immunologist at 24601 Coolidge Hwy, Oak Park, MI 48237. Phone: (248) 546-9100. Accepts Medicare assignment. In 2024, Kathleen J. Dass had 110 Original Medicare patients and 3,011 services. NPI 1477849610. 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: Allergist and immunologist (Medicare lists Allergy/Immunology)
  • Address: 24601 Coolidge Hwy, Oak Park, MI 48237 · Directions
  • Phone: (248) 546‑9100
  • Medicare: Accepts Medicare assignment
  • Hospital: Beaumont Hospital Royal Oak
  • Medical school: Wayne State University School Of Medicine · graduated 2011 (15 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Kathleen J. Dass, 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 Kathleen J. Dass accept Medicare assignment?
Yes. Medicare's clinician data says Kathleen J. Dass 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 Kathleen J. Dass see?
In 2024, CMS data shows 110 Original Medicare patients and 3,011 services for Kathleen J. Dass. This counts Original Medicare only and measures volume, not quality.
What is Kathleen J. Dass's NPI number?
1477849610. 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 Kathleen J. Dass, 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 patients110
Services billed to Medicare3,011
Different services or procedures19
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Test for allergy using allergenic extract (95004)1,309 services
  2. Injection of drug or substance under skin or into muscle (96372)496 services
  3. Professional service for multiple injections of allergen (95117)359 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)254 services
  5. Test to measure expiratory airflow and volume changes before and after medication administration (94060)219 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).

  • Asthma75%
  • High blood pressure72%
  • High cholesterol67%
  • Arthritis43%
  • Diabetes37%
  • COPD28%

Hospitals where Kathleen J. Dass works

Medicare's Facility Affiliation Data lists Kathleen J. Dass 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.

  • Beaumont Hospital Royal OakRoyal Oak, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230130

Practice locations

Addresses where Kathleen J. Dass is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Allergy/Immunology doctors in Michigan →

Other allergist and immunologists in Michigan

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

All allergist and immunologists in Michigan →

Clinician information

CredentialMD
Medical schoolWayne State University School Of Medicine
Graduation year2011 (15 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1477849610
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