Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Steven R Trinkl, MD

Orthopaedic Hand Surgery Physician in Franklin, WI · enumerated 2006.

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

National Provider Identifier

1225132210

Verified

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Registry record

Entity type Individual (Type 1)

Name Steven R Trinkl

Credential MD

Sex Male

Practice address 3111 W Rawson Ave, #200, Franklin, WI, 53132

Phone (414) 325-4320

Fax (414) 761-1921

Enumeration date Sep 11, 2006

Last updated in NPPES Feb 2, 2022

Taxonomy & licenses

207XS0106X Orthopaedic Hand Surgery Physician Allopathic & Osteopathic Physicians · License 31405 (WI) Primary

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 31405 (WI) Secondary

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
32110800	Medicaid	WI	-

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 Steven Trinkl?

The National Provider Identifier (NPI) for Steven Trinkl is 1225132210, a Type 1 (individual) record in the CMS NPPES registry.

Where does Steven Trinkl practice?

The practice location on file with NPPES is in Franklin, WI. 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 2022-02-02.