Xiaoyu Cao, MD
NPI 1851850655 · Critical Care Medicine (Internal Medicine) Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Xiaoyu Cao, MD is a Critical Care Medicine (Internal Medicine) Physician provider in Stanford, CA (NPI 1851850655).
Provider details
- NPI number
- 1851850655
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A179708 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 725 Welch RdPalo Alto, CA 94304-1601Phone: (650) 497-8000
Registry dates
- Enumerated
- 2019-03-19
- Last updated
- 2025-10-01
- Certified
- 2025-10-01
Frequently asked questions
- What is Xiaoyu Cao's NPI number?
- Xiaoyu Cao's National Provider Identifier (NPI) is 1851850655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xiaoyu Cao's specialty?
- Xiaoyu Cao is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Xiaoyu Cao located?
- Xiaoyu Cao's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Xiaoyu Cao's phone number?
- The practice phone number listed in the NPPES registry for Xiaoyu Cao is (650) 723-4000.
- Does Xiaoyu Cao accept Medicare?
- Xiaoyu Cao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Xiaoyu Cao's NPI active?
- Yes — Xiaoyu Cao's NPI (1851850655) is active in the NPPES registry as of the last update on 2025-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.