Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Donald Michael Grinar, FNP-C
Nurse Practitioner in Tarboro, NC · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639137441
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Registry record
Entity type Individual (Type 1)
Name Mr. Donald Michael Grinar
Credential FNP-C
Sex Male
Practice address 111 Hospital Dr, Tarboro, NC, 27886
Phone (252) 641-7150
Fax (252) 641-7477
Enumeration date May 2, 2006
Last updated in NPPES Sep 3, 2009
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 200497 (NC) 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 Donald Grinar practice?
The practice location on file with NPPES is in Tarboro, NC. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Donald Grinar?
The National Provider Identifier (NPI) for Donald Grinar is 1639137441, 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 2009-09-03.