Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Brittany Karpf
Behavior Analyst in Mc Lean, VA · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1841831807
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Registry record
Entity type Individual (Type 1)
Name Brittany Karpf
Sex Female
Practice address 1640 Boro Pl Fl 4, Mc Lean, VA, 22102
Phone (571) 440-1887
Enumeration date Oct 1, 2019
Last updated in NPPES Aug 9, 2023
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 Brittany Karpf practice?
The practice location on file with NPPES is in Mc Lean, VA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Brittany Karpf?
The National Provider Identifier (NPI) for Brittany Karpf is 1841831807, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Randall Rhodes Professional Counselor · Tysons, VA NPI 1922415793 Kimberly Dehn Addiction (Substance Use Disorder) Counselor · Mc Lean, VA NPI 1073983854 Gabrielle Banish Behavior Analyst · Mc Lean, VA NPI 1710408075 Averill Roberto Clinical Social Worker · Mc Lean, VA NPI 1437677804 Danielle Lisella Addiction (Substance Use Disorder) Counselor · Mc Lean, VA NPI 1326520487 Improved Dynamics Aba LLC Behavior Analyst · Mc Lean, VA NPI 1750051223 Desiree Weathersby Clinical Social Worker · Mc Lean, VA NPI 1952010100 Quality of Life Care, Inc. In Home Supportive Care Agency · Mc Lean, VA NPI 1528758174
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-08-09.