Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. John Joseph Koszuta, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1952377855

Dr. John Joseph Koszuta, MD is a Critical Care Medicine (Internal Medicine) Physician in Green Bay, Wisconsin. Practices as a sole proprietor and works from 2 locations. Licensed in Arizona, Florida and Wisconsin.

Licensed in
AZ, FL, WI
In the registry since
2006
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

744 S Webster Ave
Green Bay, WI 54301-3505
Phone: (920) 433-3706
Fax: (920) 433-3582
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 502 E Hickory Ave, Crestview, FL 32536-2742 — (850) 423-1311

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 67526-20 (WI)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence ME0063871 (FL)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 63079 (AZ)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence ME0063871 (FL)

Record details

NPI number1952377855
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 28, 2006
Last updated in NPPESJune 16, 2022
Certification dateJune 16, 2022

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