Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Carlton Mark Vollberg, DO

Internal Medicine Physician in Chattanooga, TN · enumerated 2005 · practices at Carlton M. Vollberg, D.O.P.C.

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

National Provider Identifier

1730178450

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Registry record

Entity type Individual (Type 1)

Name Carlton Mark Vollberg

Credential DO

Sex Male

Practice address Chattanooga, TN, 37421

Phone (423) 296-0382

Fax (423) 296-0383

Enumeration date Oct 14, 2005

Last updated in NPPES Oct 24, 2011

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License D01391 (TN) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier	Type	State	Issuer
4134244	Other	TN	BLUE CROSS

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 Carlton Vollberg?

The National Provider Identifier (NPI) for Carlton Vollberg is 1730178450, a Type 1 (individual) record in the CMS NPPES registry.

Where does Carlton Vollberg 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 2011-10-24.