Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Karen Jayne Trennepohl, NP

Family Nurse Practitioner in Indianapolis, IN · enumerated 2006.

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

National Provider Identifier

1114971678

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Registry record

Entity type Individual (Type 1)

Name Mrs. Karen Jayne Trennepohl

Credential NP

Sex Female

Practice address 8433 Harcourt Rd Ste 100, Indianapolis, IN, 46260

Phone (317) 583-7600

Enumeration date May 20, 2006

Last updated in NPPES May 23, 2022

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 71001713A (IN) Primary

NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP credential

Other identifiers

Identifier	Type	State	Issuer
200167310	Medicaid	IN	-

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 Karen Trennepohl?

The National Provider Identifier (NPI) for Karen Trennepohl is 1114971678, a Type 1 (individual) record in the CMS NPPES registry.

Where does Karen Trennepohl practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-05-23.