Joshua J. Bollan, MD

Medicare activity in 2024

Official CMS public-use data for Joshua J. Bollan, 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. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)62 services
2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)48 services
3. Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th (G0316)45 services
4. Emergency department visit with high level of medical decision making (99285)40 services
5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)31 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%
• Arthritis73%
• High cholesterol72%
• Chronic kidney disease57%
• Heart failure45%
• Depression42%

Hospitals where Joshua J. Bollan works

Medicare's Facility Affiliation Data lists Joshua J. Bollan 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.

• University of Colorado Hospital AuthorityAurora, CO · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 060024

Practice locations

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

• 12605 E 16th Ave, Uchealth Anschutz Medical CampusAurora, CO 80045 (720) 848‑0000

Group practices

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

• University Physicians Incorporated3,215 clinicians in the group

Specialties

• Geriatric Medicineprimary
• Hospitalistalso
• Internal Medicinealso

Find other Geriatric Medicine doctors in Colorado →

Other geriatricians in Aurora

Clinicians with the same Medicare primary specialty in Aurora, CO — not a recommendation.

• Julia Bellantoni, MD
• Elizabeth Bloemen, MD
• Hillary D. Lum, MD
• Bennett L. Parnes, MD
• Sarah E. Tietz, MD
• Devin K. Gilhuly, MD
• Katherine Runkel, MD
• Tyson C. Garfield, DO

All geriatricians in Aurora →

Other clinicians in University Physicians Incorporated

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

• Jeanne S. Feuerstein, MD
• Zuzanna A. Czernik, MD
• Peyton C. Glinche, AA
• Caroline Hollingsworth, MD
• Reed E. Weiss, NP
• Abby Larson, 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