Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Jennifer Lou Landolt, NURSE PRACTITIONER

Psychiatric/Mental Health Nurse Practitioner in Old Lyme, CT · enumerated 2008 · practices at Medop Behavioral Health Associates PC.

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

National Provider Identifier

1679734123

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Registry record

Entity type Individual (Type 1)

Name Ms. Jennifer Lou Landolt

Credential NURSE PRACTITIONER

Sex Female

Practice address 55 Hatchetts Hill Rd, Old Lyme, CT, 06371

Phone (800) 370-3651

Fax (877) 515-7147

Enumeration date Jun 18, 2008

Last updated in NPPES Aug 2, 2018

Taxonomy & licenses

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 401083-1 (NY) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 7709 (CT) 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 Jennifer Landolt practice?

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

What is the NPI number for Jennifer Landolt?

The National Provider Identifier (NPI) for Jennifer Landolt is 1679734123, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-08-02.