Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Francisco J Arraiza, M.D.

Magnetic Resonance Imaging (MRI) Internal Medicine Physician in Arecibo, PR · enumerated 2005.

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

National Provider Identifier

1447244942

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Dr. Francisco J Arraiza

Credential M.D.

Sex Male

Practice address Carr # 2 Km 80.1, Bo. San Daniel, Arecibo, PR, 00613

Phone (787) 878-3000

Fax (787) 878-8106

Enumeration date Sep 12, 2005

Last updated in NPPES Sep 11, 2025

Taxonomy & licenses

207RM1200X Magnetic Resonance Imaging (MRI) Internal Medicine Physician Allopathic & Osteopathic Physicians · License 14871 (PR) Primary

2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License 14871 (PR) Secondary

2085R0204X Vascular & Interventional Radiology Physician Allopathic & Osteopathic Physicians · License 14871 (PR) Secondary

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 Francisco Arraiza?

The National Provider Identifier (NPI) for Francisco Arraiza is 1447244942, a Type 1 (individual) record in the CMS NPPES registry.

Where does Francisco Arraiza practice?

The practice location on file with NPPES is in Arecibo, PR. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.