Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Anesthesiology

Xiqing Cao, MD

Works at hospitals in Washington, DC · Virginia Beach, VA · District of Columbia, Virginia

Summary

Dr. Xiqing Cao, MD is an anesthesiologist at 110 Irving St NW, Washington, DC 20010. Phone: (202) 877-7000. Accepts Medicare assignment. In 2024, Xiqing Cao had 549 Original Medicare patients and 590 services. NPI 1811951502. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Xiqing Cao, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Xiqing Cao accept Medicare assignment?
Yes. Medicare's clinician data says Xiqing Cao accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Xiqing Cao see?
In 2024, CMS data shows 549 Original Medicare patients and 590 services for Xiqing Cao. This counts Original Medicare only and measures volume, not quality.
What is Xiqing Cao's NPI number?
1811951502. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Xiqing Cao, 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.

Original Medicare patients549
Services billed to Medicare590
Different services or procedures41
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)161 services
  2. Anesthesia for other procedure on large bowel using an endoscope (00811)98 services
  3. Anesthesia for exam of colon using an endoscope (00812)53 services
  4. Anesthesia for procedure to assess heart electrical activity (00537)48 services
  5. Anesthesia for procedure on small and large bowel using an endoscope (00813)42 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%
  • Arthritis50%
  • Diabetes47%
  • Ischemic heart disease43%
  • Chronic kidney disease42%

Hospitals where Xiqing Cao works

Medicare's Facility Affiliation Data lists Xiqing Cao 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.

Practice locations

Addresses where Xiqing Cao is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Xiqing Cao as a member of this group (CMS data updated October 2, 2026).

  • MedStar Medical Group II LLC3,767 clinicians in the group

Specialties

Find other Anesthesiology doctors in District of Columbia →

Other anesthesiologists in Washington

Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.

All anesthesiologists in Washington →

Other clinicians in MedStar Medical Group II LLC

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

Clinician information

CredentialMD
Graduation year1988 (38 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1811951502
CorrectionsReport an error or suggest an update →

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