What is Riyan Markos's NPI number?

Riyan Markos's National Provider Identifier (NPI) is 1164379749, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Riyan Markos's specialty?

Riyan Markos is listed in the NPPES registry with a primary specialty of Licensed Vocational Nurse (Nursing Service Providers).

Where is Riyan Markos located?

Riyan Markos's practice location on file with NPPES is 673 Lisbon St, Daly City, CA 94014-2772.

What is Riyan Markos's phone number?

The practice phone number listed in the NPPES registry for Riyan Markos is (650) 374-2005.

Is Riyan Markos's NPI active?

Yes — Riyan Markos's NPI (1164379749) is active in the NPPES registry as of the last update on 2026-03-12.

IndividualActive

Riyan Markos

NPI 1164379749 · Licensed Vocational Nurse · Daly City, CA

Riyan Markos is a Licensed Vocational Nurse provider in Daly City, CA (NPI 1164379749).

Provider details

NPI number: 1164379749
Entity type: Individual
Primary specialty: Licensed Vocational NurseNursing Service Providers
Sex: Male
Sole proprietor: No
License: 741080 (CA)

Specialties & taxonomies

Licensed Vocational NursePrimary164X00000XLicense 741080 (CA)
Nursing Service Providers

Profile Score

Established profile(53/100 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
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

673 Lisbon St

Daly City, CA 94014-2772

Phone: (650) 374-2005

Street-level locationGet directions

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Mailing address