Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Karla Ann Hull, RDH
Dental Hygienist in Frederick, MD · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1841090057
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Registry record
Entity type Individual (Type 1)
Name Karla Ann Hull
Credential RDH
Sex Female
Practice address 604 Solarex Ct Unit 200, Frederick, MD, 21703
Phone (301) 662-0300
Enumeration date Mar 17, 2025
Last updated in NPPES Mar 17, 2025
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
Where does Karla Hull practice?
The practice location on file with NPPES is in Frederick, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Karla Hull?
The National Provider Identifier (NPI) for Karla Hull is 1841090057, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-17.