Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Grant W Huntzinger, MD

Diagnostic Radiology Physician in Chattanooga, TN · enumerated 2006.

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

National Provider Identifier

1437170180

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Registry record

Entity type Individual (Type 1)

Name Grant W Huntzinger

Credential MD

Sex Male

Practice address 1604 Gunbarrel Rd, Chattanooga, TN, 37421

Phone (423) 893-7226

Fax (423) 893-7398

Enumeration date Jul 21, 2006

Last updated in NPPES Feb 22, 2018

Taxonomy & licenses

2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License 022420 (GA) Secondary

2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License MD11568 (TN) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
4073000	Other	TN	BCBS OF TN
44770	Other	TN	BCBS OF TN
151364	Other	GA	BCBS OF GA
3805918	Medicaid	TN	-
000248476	Medicaid	GA	-
511425	Other	GA	BCBS OF GA

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

What is the NPI number for Grant Huntzinger?

The National Provider Identifier (NPI) for Grant Huntzinger is 1437170180, a Type 1 (individual) record in the CMS NPPES registry.

Where does Grant Huntzinger practice?

The practice location on file with NPPES is in Chattanooga, TN. 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 2018-02-22.