Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Abigail Elizabeth Grieninger
Behavior Technician in Columbia, MD · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1326798216
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Registry record
Entity type Individual (Type 1)
Name Abigail Elizabeth Grieninger
Sex Female
Practice address 7090 Samuel Morse Dr Ste 100, Columbia, MD, 21046
Phone (888) 344-5977
Enumeration date Mar 24, 2022
Last updated in NPPES Mar 24, 2022
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 Abigail Grieninger?
The National Provider Identifier (NPI) for Abigail Grieninger is 1326798216, a Type 1 (individual) record in the CMS NPPES registry.
Where does Abigail Grieninger practice?
The practice location on file with NPPES is in Columbia, MD. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Erin Rooker Behavior Analyst · Columbia, MD NPI 1396042859 Emily Rhodes Behavior Analyst · Columbia, MD NPI 1356685697 Larissa Reynolds Clinical Psychologist · Columbia, MD NPI 1699015354 Millicent Rios Behavior Analyst · Columbia, MD NPI 1790177558 Tyler Rits Behavior Analyst · Columbia, MD NPI 1255793188 Lauren Fox Behavior Analyst · Columbia, MD NPI 1447702170 Anastasia Koch Behavior Analyst · Columbia, MD NPI 1063956266 Sydney Pickard Behavior Analyst · Columbia, MD NPI 1952848947
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-03-24.