Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Tonya Lee Carrizales, CRNA

Certified Registered Nurse Anesthetist in O Fallon, IL · enumerated 2009.

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

National Provider Identifier

1720225204

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Registry record

Entity type Individual (Type 1)

Name Ms. Tonya Lee Carrizales

Credential CRNA

Sex Female

Practice address 1 Saint Elizabeth Blvd # Cb8054, O Fallon, IL, 62269

Phone (618) 234-2120

Enumeration date Jan 20, 2009

Last updated in NPPES Jan 27, 2023

Taxonomy & licenses

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License 209007478 (IL) Secondary

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License 2003017568 (MO) Primary

CRNA · Certified Registered Nurse Anesthetist: An advanced practice nurse specializing in anesthesia care. About the CRNA credential

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 Tonya Carrizales?

The National Provider Identifier (NPI) for Tonya Carrizales is 1720225204, a Type 1 (individual) record in the CMS NPPES registry.

Where does Tonya Carrizales practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-01-27.