Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Venkata S Tammana, M.D.

Gastroenterology Physician in Cookeville, TN · enumerated 2008.

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

National Provider Identifier

1689833048

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Registry record

Entity type Individual (Type 1)

Name Venkata S Tammana

Credential M.D.

Sex Male

Practice address 438 N Whitney Ave, Cookeville, TN, 38501

Phone (931) 783-2616

Fax (931) 783-2610

Enumeration date Jun 2, 2008

Last updated in NPPES May 15, 2017

Taxonomy & licenses

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 50915 (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
Q006861	Medicaid	TN	-
7100412570	Medicaid	KY	-
6018717	Other	TN	BCBS

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 Venkata Tammana?

The National Provider Identifier (NPI) for Venkata Tammana is 1689833048, a Type 1 (individual) record in the CMS NPPES registry.

Where does Venkata Tammana practice?

The practice location on file with NPPES is in Cookeville, 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 2017-05-15.