Alan P. Lozier, MD

Medicare activity in 2024

Official CMS public-use data for Alan P. Lozier, 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 moderate level of decision making, if using time, 30 minutes or more (99214)100 services
2. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)62 services
3. Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment (63047)20 services
4. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)20 services
5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)11 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 pressure72%
• Arthritis57%
• Depression30%
• Anxiety26%
• Chronic kidney disease26%

Hospitals where Alan P. Lozier works

Medicare's Facility Affiliation Data lists Alan P. Lozier 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.

• Fort Memorial HospitalFort Atkinson, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520071
• SSM Health St Clare Hospital - BarabooBaraboo, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520057
• SSM Health St Mary's Hospital - MadisonMadison, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520083
• Upland Hills HealthDodgeville, WI · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 521352

Practice locations

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

• 700 S Park St, Suite AMadison, WI 53715 (608) 260‑2900

Group practices

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

• Dean Health Systems Inc1,159 clinicians in the group

Specialties

• Neurosurgeryprimary

Find other Neurosurgery doctors in Wisconsin →

Other neurosurgeons in Madison

Clinicians with the same Medicare primary specialty in Madison, WI — not a recommendation.

• Mohamed A. Zaazoue, MD
• Jeffrey E. Masciopinto, MD
• Raheel Ahmed, MD
• Daniel J. Burkett, MD
• Arun X. Swaminathan, MD
• Laura S. McGuire, MD
• Amgad S. Hanna, MD
• James A. Stadler, MD

All neurosurgeons in Madison →

Other clinicians in Dean Health Systems Inc

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

• Caroline Oldenburg
• Brian M. Reeder, MD
• Catherine E. Nelson, DO
• Alexei V. Agapitov, MD
• Timothy W. Brown, DO
• Jessica Young, 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