Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dionysios Christos Watson, M.D.

Medical Oncology Physician in Deerfield Beach, FL · enumerated 2017.

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

National Provider Identifier

1669913018

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Registry record

Entity type Individual (Type 1)

Name Dionysios Christos Watson

Credential M.D.

Sex Male

Practice address 1192 E Newport Center Dr, Deerfield Beach, FL, 33442

Phone (305) 432-0191

Enumeration date Mar 19, 2017

Last updated in NPPES Sep 22, 2023

Taxonomy & licenses

207RX0202X Medical Oncology Physician Allopathic & Osteopathic Physicians · License ME161651 (FL) 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 Dionysios Watson?

The National Provider Identifier (NPI) for Dionysios Watson is 1669913018, a Type 1 (individual) record in the CMS NPPES registry.

Where does Dionysios Watson practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-09-22.