Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Kathryn Marie Guidos, RDH
Dental Hygienist in Lancaster, PA · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1669716114
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Registry record
Entity type Individual (Type 1)
Name Kathryn Marie Guidos
Credential RDH
Sex Female
Practice address 2114 Spring Valley Rd, Lancaster, PA, 17601
Phone (717) 481-7645
Enumeration date Nov 23, 2012
Last updated in NPPES Nov 23, 2012
Taxonomy & licenses
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 Kathryn Guidos?
The National Provider Identifier (NPI) for Kathryn Guidos is 1669716114, a Type 1 (individual) record in the CMS NPPES registry.
Where does Kathryn Guidos practice?
The practice location on file with NPPES is in Lancaster, PA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Efraim Ramirez Lugo General Practice Dentistry · Lancaster, PA NPI 1376665364 Christa Zimmerman Dental Hygienist · Lancaster, PA NPI 1679817340 John Takacs Dentist · Lancaster, PA NPI 1295156081 Nhatlinh Le Dental Hygienist · Lancaster, PA NPI 1205542651 Basel Alkrunz General Practice Dentistry · Lancaster, PA NPI 1710804752
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-11-23.