Aaron J. Russell, MD

Medicare activity in 2024

Official CMS public-use data for Aaron J. Russell, 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. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)182 services
2. Destruction of precancer skin growth, 2-14 growths (17003)141 services
3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)85 services
4. Application of ultraviolet light to skin (96900)84 services
5. Biopsy of related skin growth, first growth (11102)78 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 cholesterol73%
• High blood pressure68%
• Arthritis44%
• Ischemic heart disease27%
• Diabetes25%
• Chronic kidney disease22%

Hospitals where Aaron J. Russell works

Medicare's Facility Affiliation Data lists Aaron J. Russell 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.

• Barnes Jewish HospitalSaint Louis, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260032
• Memorial HospitalBelleville, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140185

Practice locations

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

• 1 Barnes Jewish Hospital Plz, Fl 3Saint Louis, MO 63110 (314) 362‑5641

Group practices

Medicare enrollment lists Aaron J. Russell as a member of this group (CMS data updated October 2, 2026).

• Washington University3,029 clinicians in the group

Specialties

• Dermatologyprimary
• Internal Medicinealso
• Pathologyalso

Find other Dermatology doctors in Missouri →

Other dermatologists in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

• Leonid Shmuylovich, MD
• Daniel G. Tinker, MD
• Emily H. Smith, MD
• David Y. Chen, MD
• Lewis C. Vollmar Jr., MD
• Lawrence L. Wang, MD
• Katherine M. Moritz, MD
• Sofia B. Chaudhry, MD

All dermatologists in Saint Louis →

Other clinicians in Washington University

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

• Kelly A. Bell
• Carson B. Fonner
• Mohammad Saffaf, MD
• Douglas L. Mann, MD
• Kizhan Muhammad, MD
• Melissa L. Prewitt

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