Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Tammy L. Prewitt, F.N.P.

Family Nurse Practitioner in Eureka, MO · enumerated 2006.

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

National Provider Identifier

1831283894

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Registry record

Entity type Individual (Type 1)

Name Tammy L. Prewitt

Credential F.N.P.

Sex Female

Practice address 20 the Legends Pkwy, Eureka, MO, 63025

Phone (636) 938-3399

Fax (636) 938-9609

Enumeration date Oct 3, 2006

Last updated in NPPES Feb 28, 2018

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 131584 (MO) Primary

FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan. About the FNP credential

Other identifiers

Identifier	Type	State	Issuer
1831283894	Medicaid	MO	-

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 Tammy Prewitt?

The National Provider Identifier (NPI) for Tammy Prewitt is 1831283894, a Type 1 (individual) record in the CMS NPPES registry.

Where does Tammy Prewitt practice?

The practice location on file with NPPES is in Eureka, MO. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Robert Michaels Family Medicine Physician · Eureka, MO NPI 1992735237 John Dubois Internal Medicine Physician · Eureka, MO NPI 1538264205 Orthopedic Specialists, PC Orthopaedic Surgery Physician · Eureka, MO NPI 1598804155 Gateway Spine LLC Orthopaedic Surgery Physician · Eureka, MO NPI 1972793610 Ssm Medical Group Multi-Specialty Clinic/Center · Eureka, MO NPI 1649459215 Patients First Health Care LLC Family Medicine Physician · Eureka, MO NPI 1982927331 Anjani Urban Family Medicine Physician · Eureka, MO NPI 1619288719 Sarah Winkeler Internal Medicine Physician · Eureka, MO NPI 1316329600

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-02-28.