Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Daniel J Duffey, MD

Interventional Cardiology Physician in Grand Junction, CO · enumerated 2006.

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

National Provider Identifier

1245276294

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Registry record

Entity type Individual (Type 1)

Name Daniel J Duffey

Credential MD

Sex Male

Practice address 2643 Patterson Rd, Suite 605, Grand Junction, CO, 81506

Phone (970) 244-2482

Fax (970) 255-1701

Enumeration date Jun 20, 2006

Last updated in NPPES Mar 28, 2019

Taxonomy & licenses

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 23724 (CO) Secondary

207RI0011X Interventional Cardiology Physician Allopathic & Osteopathic Physicians · License 23724 (CO) 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
01237247	Medicaid	CO	-

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 Daniel Duffey?

The National Provider Identifier (NPI) for Daniel Duffey is 1245276294, a Type 1 (individual) record in the CMS NPPES registry.

Where does Daniel Duffey practice?

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

Other providers at this practice address

Browse all →

Erick Araneda Interventional Cardiology Physician · Grand Junction, CO NPI 1154323228 Michael Trowbridge Otolaryngology/Facial Plastic Surgery Physician · Grand Junction, CO NPI 1740275692 Michael Hanson Physician Assistant · Grand Junction, CO NPI 1033104799 Valerie Mcelroy Physician Assistant · Grand Junction, CO NPI 1003802125 James Narrod Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Grand Junction, CO NPI 1871570150 Claude Brachfeld Interventional Cardiology Physician · Grand Junction, CO NPI 1164401501 Richard Garmany Cardiovascular Disease Physician · Grand Junction, CO NPI 1962446302 Jo-An Mealler Audiologist · Grand Junction, CO NPI 1801921085

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-03-28.