Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Daniela Arango Isaza, MD

Hospitalist Physician in San Francisco, CA · enumerated 2021.

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

National Provider Identifier

1427722990

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Registry record

Entity type Individual (Type 1)

Name Daniela Arango Isaza

Credential MD

Sex Female

Practice address 521 Parnassus Ave, San Francisco, CA, 94143

Phone (415) 476-1000

Enumeration date Aug 6, 2021

Last updated in NPPES May 21, 2025

Taxonomy & licenses

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 1016156 (MA) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License A200250 (CA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Daniela Arango Isaza?

The National Provider Identifier (NPI) for Daniela Arango Isaza is 1427722990, a Type 1 (individual) record in the CMS NPPES registry.

Where does Daniela Arango Isaza practice?

The practice location on file with NPPES is in San Francisco, 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 2025-05-21.