Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

John W Sieber II, PA/AA

Q: What is the NPI number for John Sieber?

The National Provider Identifier (NPI) for John Sieber is 1386681492, a Type 1 (individual) record in the CMS NPPES registry.

Anesthesiologist Assistant in Savannah, GA · enumerated 2006.

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

National Provider Identifier

1386681492

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Registry record

Entity type Individual (Type 1)

Name John W Sieber II

Credential PA/AA

Sex Male

Practice address 18 Half Penny Cir, Savannah, GA, 31411

Phone (912) 346-2316

Enumeration date May 31, 2006

Last updated in NPPES Apr 23, 2012

Taxonomy & licenses

367H00000X Anesthesiologist Assistant Physician Assistants & Advanced Practice Nursing Providers · License 003189 (GA) Primary

PA · Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA credential

Other identifiers

Identifier	Type	State	Issuer
100000211E	Medicaid	GA	-
P00392013	Other	GA	RAILROAD MEDICARE

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 John Sieber?

The National Provider Identifier (NPI) for John Sieber is 1386681492, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Sieber practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-04-23.