Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Cassie Lang

Q: What is the NPI number for Cassie Lang?

The National Provider Identifier (NPI) for Cassie Lang is 1679293393, a Type 1 (individual) record in the CMS NPPES registry.

Critical Care Medicine Clinical Nurse Specialist in Aurora, CO · enumerated 2022.

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

National Provider Identifier

1679293393

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Registry record

Entity type Individual (Type 1)

Name Cassie Lang

Sex Female

Practice address 13123 E 16th Ave, Aurora, CO, 80045

Phone (720) 777-8249

Enumeration date Sep 1, 2022

Last updated in NPPES Sep 1, 2022

Taxonomy & licenses

364SC0200X Critical Care Medicine Clinical Nurse Specialist Physician Assistants & Advanced Practice Nursing Providers · License APN.09952277 (CO) 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.

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Frequently asked questions

Where does Cassie Lang practice?

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

What is the NPI number for Cassie Lang?

The National Provider Identifier (NPI) for Cassie Lang is 1679293393, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Janel Saunders Pediatric Nurse Practitioner · Aurora, CO NPI 1316940448 Cheryl Cavallaro Acute Care Nurse Practitioner · Aurora, CO NPI 1801890447 Grace Fan Pediatric Emergency Medicine (Pediatrics) Physician · Aurora, CO NPI 1871598276 Stephen Maher Pediatric Ophthalmology and Strabismus Specialist Physician · Aurora, CO NPI 1578561726 Robert Enzenauer Pediatric Ophthalmology and Strabismus Specialist Physician · Aurora, CO NPI 1154313419 Katherine Krueck Pediatric Emergency Medicine (Pediatrics) Physician · Aurora, CO NPI 1568457273 William Campbell Developmental - Behavioral Pediatrics Physician · Aurora, CO NPI 1497740039 Carey Seatter Physician Assistant · Aurora, CO NPI 1740278068

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-09-01.