Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Kristen Alice Derderian, CNP

Primary Care Nurse Practitioner in Saint Louis, MO · enumerated 2019.

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

National Provider Identifier

1407417645

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Registry record

Entity type Individual (Type 1)

Name Kristen Alice Derderian

Credential CNP

Sex Female

Practice address 12200 Weber Hill Rd Ste 100, Saint Louis, MO, 63127

Phone (314) 698-2500

Fax (314) 698-2323

Enumeration date Jun 27, 2019

Last updated in NPPES Mar 21, 2022

Taxonomy & licenses

363LP2300X Primary Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License RN2321686 (MA) Secondary

363LP2300X Primary Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 2021013574 (MO) Primary

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

Where does Kristen Derderian practice?

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

What is the NPI number for Kristen Derderian?

The National Provider Identifier (NPI) for Kristen Derderian is 1407417645, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-03-21.