Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Brett J. Guinn, MD
Surgery Physician in Lagrange, IN · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1083683783
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Registry record
Entity type Individual (Type 1)
Name Brett J. Guinn
Credential MD
Sex Male
Practice address 207 N Townline Rd Ste 101, Lagrange, IN, 46761
Phone (260) 463-9335
Fax (260) 463-9334
Enumeration date Mar 15, 2006
Last updated in NPPES Nov 4, 2024
Taxonomy & licenses
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 |
|---|---|---|---|
| 200242270 | Medicaid | IN | - |
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.
Frequently asked questions
Where does Brett Guinn practice?
The practice location on file with NPPES is in Lagrange, IN. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Brett Guinn?
The National Provider Identifier (NPI) for Brett Guinn is 1083683783, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-11-04.