Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Angela M Casado-Diaz, MD

Family Medicine Physician in Northbridge, MA · enumerated 2020 · practices at Milford Regional Physician Group, Inc..

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

National Provider Identifier

1780213744

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Registry record

Entity type Individual (Type 1)

Name Angela M Casado-Diaz

Credential MD

Sex Female

Practice address 100 Commerce Dr, Northbridge, MA, 01534

Phone (508) 234-6311

Fax (508) 234-4215

Enumeration date Apr 2, 2020

Last updated in NPPES Aug 6, 2025

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 1020990 (MA) 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 Angela Casado-Diaz?

The National Provider Identifier (NPI) for Angela Casado-Diaz is 1780213744, a Type 1 (individual) record in the CMS NPPES registry.

Where does Angela Casado-Diaz practice?

The practice location on file with NPPES is in Northbridge, MA. 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 2025-08-06.