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Dr. John Anthony Zadroga, DO

Clinical Genetics (M.D.) Physician in Rochester, MN · enumerated 2020.

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

National Provider Identifier

1720608300

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Registry record

Entity type Individual (Type 1)
Name Dr. John Anthony Zadroga
Credential DO
Sex Male
Practice address 200 1st St Sw, Rochester, MN, 55905
Phone (507) 284-2511
Enumeration date Apr 23, 2020
Last updated in NPPES Jun 18, 2024

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 8293 (WI) Secondary
207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 76202 (WI) Secondary
207SG0201X Clinical Genetics (M.D.) Physician Allopathic & Osteopathic Physicians · License 76221 (MN) 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

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 John Zadroga?
The National Provider Identifier (NPI) for John Zadroga is 1720608300, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Zadroga practice?
The practice location on file with NPPES is in Rochester, MN. 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 2024-06-18.