Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sarah G Hackworth, MD
Pediatrics Physician in Wausau, WI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1972522258
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Registry record
Entity type Individual (Type 1)
Name Sarah G Hackworth
Credential MD
Sex Female
Practice address 2720 Plaza Dr, Suite 2200, Wausau, WI, 54401
Phone (715) 847-2311
Enumeration date Jul 18, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 32377400 | Medicaid | WI | - |
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 Sarah Hackworth?
The National Provider Identifier (NPI) for Sarah Hackworth is 1972522258, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sarah Hackworth practice?
The practice location on file with NPPES is in Wausau, WI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Anthony Bell Obstetrics & Gynecology Physician · Wausau, WI NPI 1023052008 Anita Bublik-Anderson Obstetrics & Gynecology Physician · Wausau, WI NPI 1720015571 Jennifer Mikulich Registered Dietitian · Wausau, WI NPI 1831128669 Wendy Hanneman Family Medicine Physician · Wausau, WI NPI 1740210038 Julie Rayburn Physician Assistant · Wausau, WI NPI 1184654899 Stephen Saeger Family Medicine Physician · Wausau, WI NPI 1639102593 Frank Rubino Family Medicine Physician · Wausau, WI NPI 1699708578 Kay Lockwood Family Medicine Physician · Wausau, WI NPI 1487686820
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.