Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Daniel J Decook, MD

Surgery Physician in Holland, MI · enumerated 2006.

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

National Provider Identifier

1396702312

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Registry record

Entity type Individual (Type 1)

Name Daniel J Decook

Credential MD

Sex Male

Practice address 577 Michigan Ave, Suite 202, Holland, MI, 49423

Phone (616) 394-0673

Fax (616) 394-9825

Enumeration date Apr 26, 2006

Last updated in NPPES Jul 29, 2015

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License 4301051253 (MI) 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
3394929	Medicaid	MI	-
020G010060	Other	MI	BLUE CROSS BLUE SHIELD MI
382809956	Other	-	COMMERCIAL

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 Decook?

The National Provider Identifier (NPI) for Daniel Decook is 1396702312, a Type 1 (individual) record in the CMS NPPES registry.

Where does Daniel Decook practice?

The practice location on file with NPPES is in Holland, MI. 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 2015-07-29.