Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Katherine Welch, O.D.
Optometrist in Harrisonburg, VA · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1730588450
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Registry record
Entity type Individual (Type 1)
Name Dr. Katherine Welch
Credential O.D.
Sex Female
Practice address 1663 Virginia Ave Ste 110, Harrisonburg, VA, 22802
Phone (540) 442-7742
Fax (855) 782-1355
Enumeration date Aug 19, 2014
Last updated in NPPES May 6, 2026
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
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
What is the NPI number for Katherine Welch?
The National Provider Identifier (NPI) for Katherine Welch is 1730588450, a Type 1 (individual) record in the CMS NPPES registry.
Where does Katherine Welch practice?
The practice location on file with NPPES is in Harrisonburg, VA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-05-06.