Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Tracy Mertz
Social Worker in Bismarck, ND · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1457761546
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Registry record
Entity type Individual (Type 1)
Name Tracy Mertz
Sex Female
Practice address 415 E Rosser Ave, Ste. 113, Bismarck, ND, 58501
Phone (701) 222-6670
Enumeration date Apr 29, 2014
Last updated in NPPES Apr 29, 2014
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 79012 | Medicaid | ND | - |
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 Tracy Mertz?
The National Provider Identifier (NPI) for Tracy Mertz is 1457761546, a Type 1 (individual) record in the CMS NPPES registry.
Where does Tracy Mertz practice?
The practice location on file with NPPES is in Bismarck, ND. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Jeremy Smith Case Manager/Care Coordinator · Bismarck, ND NPI 1518269331 Heather Seibel Social Worker · Bismarck, ND NPI 1720415326 Sharon Dockter Social Worker · Bismarck, ND NPI 1619387792 Barb Stegmiller Social Worker · Bismarck, ND NPI 1316357403 Kevin Miller Social Worker · Bismarck, ND NPI 1700296811 Korrine Sailer Social Worker · Bismarck, ND NPI 1265842355 Katie Fiechtner Social Worker · Bismarck, ND NPI 1295145258 Natalie Anderson Social Worker · Bismarck, ND NPI 1538579412
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-04-29.