Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dana Sivak, MS, RDN, LDN

Q: What is the NPI number for Dana Sivak?

The National Provider Identifier (NPI) for Dana Sivak is 1275019366, a Type 1 (individual) record in the CMS NPPES registry.

Registered Dietitian in Schaumburg, IL · enumerated 2018.

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

National Provider Identifier

1275019366

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Registry record

Entity type Individual (Type 1)

Name Dana Sivak

Credential MS, RDN, LDN

Sex Female

Practice address 1037 E Woodfield Rd, Schaumburg, IL, 60173

Phone (847) 519-7046

Enumeration date Jul 12, 2018

Last updated in NPPES Jul 12, 2018

Taxonomy & licenses

133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License 164.007442 (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

What is the NPI number for Dana Sivak?

The National Provider Identifier (NPI) for Dana Sivak is 1275019366, a Type 1 (individual) record in the CMS NPPES registry.

Where does Dana Sivak practice?

The practice location on file with NPPES is in Schaumburg, IL. 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 2018-07-12.