Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Nanci K Haecker, C.N.P

Family Nurse Practitioner in Washington Court House, OH · enumerated 2010.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1558679126

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Registry record

Entity type Individual (Type 1)

Name Ms. Nanci K Haecker

Credential C.N.P

Sex Female

Practice address 1510 Columbus Ave, Suite 230, Washington Court House, OH, 43160

Phone (740) 333-3333

Fax (740) 333-5171

Enumeration date Sep 17, 2010

Last updated in NPPES Dec 1, 2020

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License COA. 11636-NP (OH) Primary

Other identifiers

Identifier	Type	State	Issuer
0050522	Medicaid	OH	-

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Nanci Haecker?

The National Provider Identifier (NPI) for Nanci Haecker is 1558679126, a Type 1 (individual) record in the CMS NPPES registry.

Where does Nanci Haecker practice?

The practice location on file with NPPES is in Washington Court House, OH. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Marta Gryniuk Internal Medicine Physician · Washington Court House, OH NPI 1538164595 David Gunderman Family Medicine Physician · Washington Court House, OH NPI 1508861246 Dennis A Mesker MD Et Al Ptr Family Medicine Physician · Washington Court House, OH NPI 1699763169 Pesso Investments, Ltd General Practice Physician · Washington Court House, OH NPI 1083692545 Judith Boris Family Nurse Practitioner · Washington Court House, OH NPI 1962453894 Robert Pickering Pulmonary Disease Physician · Washington Court House, OH NPI 1548209844 William Hughes Oral and Maxillofacial Surgery (Dentist) · Washington Ch, OH NPI 1619916681 Jeannette Morgan Family Medicine Physician · Washington Court House, OH NPI 1386662682

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-12-01.