Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Erin Cook, CRNP
Nurse Practitioner in Annapolis, MD · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1972430627
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Registry record
Entity type Individual (Type 1)
Name Erin Cook
Credential CRNP
Sex Female
Practice address 45 Old Solomons Island Rd, Annapolis, MD, 21401
Phone (410) 224-4348
Enumeration date May 6, 2026
Last updated in NPPES May 6, 2026
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License R277790 (MD) Primary
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 Erin Cook practice?
The practice location on file with NPPES is in Annapolis, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Erin Cook?
The National Provider Identifier (NPI) for Erin Cook is 1972430627, a Type 1 (individual) record in the CMS NPPES registry.
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-05-06.