Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. John T Collins Jr., MD

Q: What is the NPI number for John Collins?

The National Provider Identifier (NPI) for John Collins is 1427014414, a Type 1 (individual) record in the CMS NPPES registry.

Vascular Surgery Physician in Kalamazoo, MI · enumerated 2006.

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

National Provider Identifier

1427014414

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Registry record

Entity type Individual (Type 1)

Name Dr. John T Collins Jr.

Credential MD

Sex Male

Practice address 1000 Oakland Dr, Kalamazoo, MI, 49008

Phone (269) 337-6230

Enumeration date Apr 26, 2006

Last updated in NPPES Sep 10, 2018

Taxonomy & licenses

2086S0129X Vascular Surgery Physician Allopathic & Osteopathic Physicians · License 4301043871 (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
1676721	Medicaid	MI	-

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 John Collins?

The National Provider Identifier (NPI) for John Collins is 1427014414, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Collins practice?

The practice location on file with NPPES is in Kalamazoo, 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 2018-09-10.