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Dr. Ilian Orlando Marquez, M.D.

Nephrology Physician in Pasadena, CA · enumerated 2007 · practices at Arroyo Nephrology Associates.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1710019906

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Registry record

Entity type Individual (Type 1)
Name Dr. Ilian Orlando Marquez
Credential M.D.
Sex Male
Practice address 301 S Fair Oaks Ave Ste 405, Pasadena, CA, 91105
Phone (626) 794-7075
Fax (626) 404-7545
Enumeration date Mar 12, 2007
Last updated in NPPES Mar 6, 2026

Taxonomy & licenses

207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License A80500 (CA) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
00A805000 Medicaid CA -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Ilian Marquez?
The National Provider Identifier (NPI) for Ilian Marquez is 1710019906, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ilian Marquez practice?
The practice location on file with NPPES is in Pasadena, CA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-06.