Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Damon E Greven, NP-C
Nurse Practitioner in Garrett, IN · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1245428366
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Registry record
Entity type Individual (Type 1)
Name Damon E Greven
Credential NP-C
Sex Male
Practice address 672 County Road 64, Garrett, IN, 46738
Phone (260) 466-7349
Enumeration date Oct 15, 2007
Last updated in NPPES Jan 5, 2022
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 71002515A (IN) Primary
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0748972 | Medicaid | OH | - |
| 000000566036 | Other | IN | ANTHEM |
| 200879230 | Medicaid | IN | - |
| 100081380 | Medicaid | IN | - |
| 2788354 | Medicaid | OH | - |
| P00664349 | Other | IN | MEDICARE RAILROAD |
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 Damon Greven?
The National Provider Identifier (NPI) for Damon Greven is 1245428366, a Type 1 (individual) record in the CMS NPPES registry.
Where does Damon Greven practice?
The practice location on file with NPPES is in Garrett, IN. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-01-05.