Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Johanna Narlis, DDS
Dentist in Sparks, MD · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1457989105
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Registry record
Entity type Individual (Type 1)
Name Johanna Narlis
Credential DDS
Sex Female
Practice address 913 Ridgebrook Rd Ste 206, Sparks, MD, 21152
Phone (410) 472-9650
Enumeration date Mar 30, 2020
Last updated in NPPES Mar 30, 2020
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS 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
Where does Johanna Narlis practice?
The practice location on file with NPPES is in Sparks, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Johanna Narlis?
The National Provider Identifier (NPI) for Johanna Narlis is 1457989105, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-03-30.