Neal P. Oconnor, MD

Medicare activity in 2024

Official CMS public-use data for Neal P. Oconnor, 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. Emergency department visit with high level of medical decision making (99285)56 services
2. Emergency department visit with moderate level of medical decision making (99284)26 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 pressure74%
• High cholesterol73%
• Arthritis49%
• Depression38%
• Anxiety36%
• Ischemic heart disease34%

Hospitals where Neal P. Oconnor works

Medicare's Facility Affiliation Data lists Neal P. Oconnor 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.

• HCA HealthONE RoseDenver, CO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 060032
• St Vincent General Hospital DistrictLeadville, CO · Critical Access Hospital · Emergency services: listed by Medicare · CCN 061319
• The Medical Center of Aurora & South HospitalAurora, CO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 060100

Practice locations

Addresses where Neal P. Oconnor is enrolled with Medicare (CMS data updated October 2, 2026).

• 816 W 4th StLeadville, CO 80461 (719) 221‑0660

Group practices

Medicare enrollment lists Neal P. Oconnor as a member of this group (CMS data updated October 2, 2026).

• St. Vincent General Hospital District15 clinicians in the group

Specialties

• Emergency Medicineprimary

Find other Emergency Medicine doctors in Colorado →

Other emergency medicine doctors in Colorado

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

• David M. Baulesh, DO
• Ryan D. Johnson, MD
• Samantha K. Mauck
• Hallie Blunck, MD
• Laura E. Rochford, MD
• Laila M. Powers, MD
• Judy Messer, MD
• Todd J. McArthur, MD

All emergency medicine doctors in Colorado →

Other clinicians in St. Vincent General Hospital District

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

• Gary L. Petry, MD
• Richard Tsambikos, DO
• Alison Broyles, MD
• Lauren Huffman, NP
• Sonja K. Stilp, MD
• Timothy L. Brininger, 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