Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Heidi L Johnson, CRNA

Certified Registered Nurse Anesthetist in Spearfish, SD · enumerated 2007.

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

National Provider Identifier

1275715948

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Heidi L Johnson

Credential CRNA

Sex Female

Practice address 1440 N Main St, Spearfish, SD, 57783

Phone (605) 644-4000

Fax (605) 644-4006

Enumeration date Dec 4, 2007

Last updated in NPPES Sep 19, 2013

Taxonomy & licenses

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License CR000682 (SD) 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 Heidi Johnson?

The National Provider Identifier (NPI) for Heidi Johnson is 1275715948, a Type 1 (individual) record in the CMS NPPES registry.

Where does Heidi Johnson practice?

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

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-09-19.