Kathleen M. Tyson, MD

Medicare activity in 2024

Official CMS public-use data for Kathleen M. Tyson, 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.

Most frequent services

1. Critical care, first 30-74 minutes (99291)68 services
2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)47 services
3. Anesthesia for lens surgery (00142)19 services
4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)18 services
5. Anesthesia for other procedure on eye (00140)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 cholesterol75%
• Arthritis52%
• Ischemic heart disease36%
• Diabetes35%
• Depression30%

Hospitals where Kathleen M. Tyson works

Medicare's Facility Affiliation Data lists Kathleen M. Tyson 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.

• Johns Hopkins Howard County Medical CenterColumbia, MD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 210048
• The Johns Hopkins HospitalBaltimore, MD · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 210009

Practice locations

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

• 1000 E Eager St, E Baltimore Med CtrBaltimore, MD 21202 (410) 522‑9800
• 5755 Cedar LnColumbia, MD 21044 (410) 884‑4644
• 600 N Wolf StBaltimore, MD 21287
• 600 N Wolfe St, Blalock 266Baltimore, MD 21287 (410) 502‑4340

Group practices

Medicare enrollment lists Kathleen M. Tyson as a member of these groups (CMS data updated October 2, 2026).

• Johns Hopkins University2,909 clinicians in the group
• Johns Hopkins Community Physicians, Inc763 clinicians in the group

Specialties

• Critical Care (Intensivists)primary
• Anesthesiologyalso

Find other Critical Care (Intensivists) doctors in Maryland →

Other critical care doctors in Baltimore

Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.

• Samuel A. Tisherman, MD
• Christian A. Merlo, MD
• Janaki Deepak, MD
• Joshua Tunnage, MD
• Marcelo A. Fontenelle Ribeiro Jr., MD
• William A. Londeree, MD
• Baljit Singh, MD
• Muhtadi Alnababteh, MD

All critical care doctors in Baltimore →

Other clinicians in Johns Hopkins University

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

• Azeem H. Syed, MD
• Emily B. Ambinder, MD
• Moishe Mayer, CNA
• Chirag R. Parikh, MD
• Khalil G. Ghanem, MD
• Orlene Thomas, MD

Clinician information

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