Merick S. Kirshner, MD

Medicare activity in 2024

Official CMS public-use data for Merick S. Kirshner, 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)234 services
2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)92 services
3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)76 services
4. Replacement of aortic valve through the skin and femoral artery (33361)50 services
5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)45 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%
• Ischemic heart disease75%
• Heart failure71%
• Atrial fibrillation55%
• Arthritis54%

Hospitals where Merick S. Kirshner works

Medicare's Facility Affiliation Data lists Merick S. Kirshner 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.

• Abrazo Arrowhead HospitalGlendale, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030094
• Abrazo West CampusGoodyear, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030110

Practice locations

Addresses where Merick S. Kirshner is enrolled with Medicare (CMS data updated October 2, 2026).

• 2777 E Camelback Rd, Suite 200Phoenix, AZ 85016 (602) 952‑0002
• 3125 N Dysart RdAvondale, AZ 85392 (623) 882‑9161

Group practices

Medicare enrollment lists Merick S. Kirshner as a member of this group (CMS data updated October 2, 2026).

• VHS Outpatient Clinics Inc208 clinicians in the group

Specialties

• Thoracic Surgeryprimary
• Cardiac Surgeryalso

Find other Thoracic Surgery doctors in Arizona →

Other thoracic surgeons in Phoenix

Clinicians with the same Medicare primary specialty in Phoenix, AZ — not a recommendation.

• Lara W. Schaheen, MD
• Michael Smith, MD
• Abdul Samad Hashimi, MD
• Sarah J. Counts, DO
• Jasmine Huang, MD
• Eiri Kisamori, MD
• Prakash Jayanthi, MD
• Hao Pan, MD

All thoracic surgeons in Phoenix →

Other clinicians in VHS Outpatient Clinics Inc

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

• Kristin V. Franco, NP
• Ashish Gupta, MD
• Ryan A. Pinnell, DO
• Sharon S. Sadeghinia, MD
• Richard D. Pham, DO
• Elizabeth A. Steffens, NP

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