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Ewa Antonczyk, MD

Internal Medicine Physician in Clarksville, TN · enumerated 2006.

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

National Provider Identifier

1891740270

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Registry record

Entity type Individual (Type 1)
Name Ewa Antonczyk
Credential MD
Sex Female
Practice address 647 Dunlop Ln, Suite 108, Clarksville, TN, 37040
Phone (931) 502-3660
Enumeration date May 23, 2006
Last updated in NPPES Sep 17, 2020

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License MD2005-0482 (NM) Secondary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 46834 (TN) Primary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License ME93992 (FL) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD 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.

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Frequently asked questions

What is the NPI number for Ewa Antonczyk?
The National Provider Identifier (NPI) for Ewa Antonczyk is 1891740270, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ewa Antonczyk practice?
The practice location on file with NPPES is in Clarksville, TN. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-09-17.