Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ethan Richter, PA-C

Physician Assistant in Warrenville, IL · enumerated 2022 · practices at Northwestern Medical Faculty Foundation.

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

National Provider Identifier

1720734171

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Registry record

Entity type Individual (Type 1)

Name Ethan Richter

Credential PA-C

Sex Male

Practice address 27650 Ferry Rd Ste 100, Warrenville, IL, 60555

Phone (630) 225-2663

Fax (630) 225-2399

Enumeration date Feb 24, 2022

Last updated in NPPES Jun 10, 2026

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 50.007619RX (OH) Secondary

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 085011609 (IL) 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 Ethan Richter practice?

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

What is the NPI number for Ethan Richter?

The National Provider Identifier (NPI) for Ethan Richter is 1720734171, 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 2026-06-10.