Diana Lynn Irwin
Diana Lynn Irwin is a Speech-Language Pathologist provider (Speech-Language Pathologist) practicing in Batavia, IL, registered in the NPPES registry with NPI 1669954780 since 2018.
✓ Active NPI ✓ Valid NPI checksum
| NPI | 1669954780 |
|---|---|
| Entity type | Individual (Type 1) |
| Name | Diana Lynn Irwin |
| Sex | Female |
| Practice address | 305 N VAN NORTWICK AVE, Batavia, IL, 60510 |
| Phone | 6309378200 |
| Enumeration date | 2018-09-05 |
| Last updated in NPPES | 2018-09-05 |
Taxonomy & licenses
| Taxonomy code | Specialty | Primary | License | State |
|---|---|---|---|---|
| 235Z00000X | Speech-Language Pathologist | Primary | 242.004786 | IL |
Copy-ready billing details
Provider: Diana Irwin NPI: 1669954780 Taxonomy: 235Z00000X (Speech-Language Pathologist) Address: 305 N VAN NORTWICK AVE, Batavia, IL, 60510
Verify this record
Cross-check NPI 1669954780 against the authoritative CMS record: view Diana Lynn Irwin on the official NPPES registry .
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 or validate an NPI number.
Frequently asked questions
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Where does Diana Irwin practice?
Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2018-09-05.