Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. John T Barfield, NP-C

Family Nurse Practitioner in Chicago, IL · enumerated 2006.

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

National Provider Identifier

1023053741

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Registry record

Entity type Individual (Type 1)

Name Mr. John T Barfield

Credential NP-C

Sex Male

Practice address 5131 N Lincoln Ave, Chicago, IL, 60625

Phone (773) 271-0800

Fax (773) 271-1455

Enumeration date Jun 17, 2006

Last updated in NPPES Nov 10, 2010

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209005118 (IL) Primary

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

Where does John Barfield practice?

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

What is the NPI number for John Barfield?

The National Provider Identifier (NPI) for John Barfield is 1023053741, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-11-10.