What is Ryan Liou's NPI number?

Ryan Liou's National Provider Identifier (NPI) is 1821936774, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ryan Liou's specialty?

Ryan Liou is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).

Where is Ryan Liou located?

Ryan Liou's practice location on file with NPPES is 3901 W 15th St, Plano, TX 75075-7738.

What is Ryan Liou's phone number?

The practice phone number listed in the NPPES registry for Ryan Liou is (972) 396-4075.

Is Ryan Liou's NPI active?

Yes — Ryan Liou's NPI (1821936774) is active in the NPPES registry as of the last update on 2026-03-23.

IndividualActive

Ryan Liou

NPI 1821936774 · Student in an Organized Health Care Education/Training Program · Plano, TX

Ryan Liou is a Student in an Organized Health Care Education/Training Program provider in Plano, TX (NPI 1821936774).

Provider details

NPI number: 1821936774
Entity type: Individual
Primary specialty: Student in an Organized Health Care Education/Training ProgramStudent, Health Care
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Student in an Organized Health Care Education/Training ProgramPrimary390200000X
Student, Health Care

Profile Score

Basic profile(46/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% 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

3901 W 15th St

Plano, TX 75075-7738

Phone: (972) 396-4075

Street-level locationGet directions

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Mailing address