Jianzhou T. Xiao, MD

Medicare activity in 2024

Official CMS public-use data for Jianzhou T. Xiao, 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)29 services
2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)12 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 cholesterol72%
• Arthritis62%
• Diabetes44%
• Anxiety33%
• Ischemic heart disease31%

Hospitals where Jianzhou T. Xiao works

Medicare's Facility Affiliation Data lists Jianzhou T. Xiao 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.

• PeaceHealth Southwest Medical CenteVancouver, WA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: not listed by Medicare · CCN 500050

Practice locations

Addresses where Jianzhou T. Xiao is enrolled with Medicare (CMS data updated October 2, 2026).

• 400 NE Mother Joseph PlaceVancouver, WA 98664 (360) 256‑2000

Group practices

Medicare enrollment lists Jianzhou T. Xiao as a member of this group (CMS data updated October 2, 2026).

• Columbia Anesthesia Group P S70 clinicians in the group

Specialties

• Anesthesiologyprimary

Find other Anesthesiology doctors in Washington →

Other anesthesiologists in Vancouver

Clinicians with the same Medicare primary specialty in Vancouver, WA — not a recommendation.

• Damon E. McBrinn, MD
• Kenneth Y. Lee, MD
• Scott R. Kennedy, MD
• Maria M. Ramos Perez, MD
• Aaron Even, MD
• Daniel J. Falk, MD
• Lance Holton, DO
• Andrea P. Fyffe-Burris, MD

All anesthesiologists in Vancouver →

Other clinicians in Columbia Anesthesia Group P S

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

• Damon E. McBrinn, MD
• Shamim Ghadami, CNA
• Julia B. Postlewaite, MD
• Darryl T. Tang, MD
• Theodore R. Gavel, CNA
• Paola Aharoni, CNA

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