Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Albert J Gierman, DMD

General Practice Dentistry in Romeoville, IL · enumerated 2006.

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

National Provider Identifier

1285708198

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Registry record

Entity type Individual (Type 1)

Name Dr. Albert J Gierman

Credential DMD

Sex Male

Practice address 450 N. Weber Road, Romeoville, IL, 60446

Phone (815) 372-1160

Fax (815) 372-1162

Enumeration date Nov 20, 2006

Last updated in NPPES Aug 6, 2009

Taxonomy & licenses

1223G0001X General Practice Dentistry Dental Providers · License 019019683 (IL) Primary

DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees. About the DMD 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 Albert Gierman?

The National Provider Identifier (NPI) for Albert Gierman is 1285708198, a Type 1 (individual) record in the CMS NPPES registry.

Where does Albert Gierman practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-08-06.