Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Stephen Thomas Tryban, MPH

Obstetrics & Gynecology Physician in Kalamazoo, MI · enumerated 2024.

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

National Provider Identifier

1083458954

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Registry record

Entity type Individual (Type 1)

Name Mr. Stephen Thomas Tryban

Credential MPH

Sex Male

Practice address 300 Portage St, Kalamazoo, MI, 49007

Phone (269) 337-4400

Enumeration date Jun 24, 2024

Last updated in NPPES Jun 15, 2026

Taxonomy & licenses

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License 4351056059 (MI) 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

What is the NPI number for Stephen Tryban?

The National Provider Identifier (NPI) for Stephen Tryban is 1083458954, a Type 1 (individual) record in the CMS NPPES registry.

Where does Stephen Tryban 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 2026-06-15.