Huyen Cao, MD
NPI 1700842234 · Infectious Disease Physician · San Francisco, CA
Huyen Cao, MD is a Infectious Disease Physician provider in San Francisco, CA (NPI 1700842234).
Provider details
- NPI number
- 1700842234
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- License
- G72686 (CA)
Specialties & taxonomies
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
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2006-04-24
- Last updated
- 2025-09-11
Frequently asked questions
- What is Huyen Cao's NPI number?
- Huyen Cao's National Provider Identifier (NPI) is 1700842234, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Huyen Cao's specialty?
- Huyen Cao is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Huyen Cao located?
- Huyen Cao's practice location on file with NPPES is 400 Parnassus Ave, San Francisco, CA 94143-2202.
- What is Huyen Cao's phone number?
- The practice phone number listed in the NPPES registry for Huyen Cao is (415) 476-9936.
- Is Huyen Cao's NPI active?
- Yes — Huyen Cao's NPI (1700842234) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.