Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Debora Ann Biller, NP

Adult Health Nurse Practitioner in Grand Rapids, MI · enumerated 2006.

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

National Provider Identifier

1649233420

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Registry record

Entity type Individual (Type 1)

Name Mrs. Debora Ann Biller

Credential NP

Sex Female

Practice address 200 Jefferson Se, Grand Rapids, MI, 49503

Phone (616) 685-5000

Fax (616) 685-3084

Enumeration date Apr 11, 2006

Last updated in NPPES Jul 16, 2009

Taxonomy & licenses

363LN0005X Critical Care Neonatal Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704129795 (MI) Secondary

363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704129759 (MI) Primary

NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP 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 Debora Biller?

The National Provider Identifier (NPI) for Debora Biller is 1649233420, a Type 1 (individual) record in the CMS NPPES registry.

Where does Debora Biller practice?

The practice location on file with NPPES is in Grand Rapids, MI. 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 2009-07-16.