Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Peter L Wiethe, MA, LMHC

Q: What is the NPI number for Peter Wiethe?

The National Provider Identifier (NPI) for Peter Wiethe is 1831162486, a Type 1 (individual) record in the CMS NPPES registry.

Mental Health Counselor in Indianapolis, IN · enumerated 2006.

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

National Provider Identifier

1831162486

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Registry record

Entity type Individual (Type 1)

Name Peter L Wiethe

Credential MA, LMHC

Sex Male

Practice address 1522 W Morris St, Indianapolis, IN, 46221

Phone (317) 957-2500

Enumeration date Feb 13, 2006

Last updated in NPPES Jun 4, 2024

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License 39001550A (IN) Secondary

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License 39001550A (IN) 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

What is the NPI number for Peter Wiethe?

The National Provider Identifier (NPI) for Peter Wiethe is 1831162486, a Type 1 (individual) record in the CMS NPPES registry.

Where does Peter Wiethe 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 2024-06-04.