Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Christopher Walkowiak, CRNA

Certified Registered Nurse Anesthetist in Olympia Fields, IL · enumerated 2007.

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

National Provider Identifier

1992858252

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Registry record

Entity type Individual (Type 1)

Name Christopher Walkowiak

Credential CRNA

Sex Male

Practice address 20201 Crawford Ave, Olympia Fields, IL, 60461

Phone (708) 503-3857

Fax (708) 503-3806

Enumeration date Jan 19, 2007

Last updated in NPPES Aug 13, 2015

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 041-285600 (IL) Secondary

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License 209-004198 (IL) 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 Christopher Walkowiak?

The National Provider Identifier (NPI) for Christopher Walkowiak is 1992858252, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christopher Walkowiak practice?

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

Other providers at this practice address

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Alverno Lakeside Corporation Ambulance · Olympia Fields, IL NPI 1124021266 Kalisha Hill Anatomic Pathology & Clinical Pathology Physician · Olympia Fields, IL NPI 1851384754 Mark Fritsch Anatomic Pathology & Clinical Pathology Physician · Olympia Fields, IL NPI 1467445361 Mark Vangorder Anatomic Pathology & Clinical Pathology Physician · Olympia Fields, IL NPI 1053304956 Consultants in Pathology Sc Anatomic Pathology & Clinical Pathology Physician · Olympia Fields, IL NPI 1023001914 John Kasimos Anatomic Pathology & Clinical Pathology Physician · Olympia Fields, IL NPI 1295728194 Jehanzeb Sheikh Hospitalist Physician · Olympia Fields, IL NPI 1720066244 Quinn Biggs Health Service Psychologist · Olympia Fields, IL NPI 1477524155

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-08-13.