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

Jason M Zack, MD

Individual provider Dermatology Physician · NPI 1255745691

Jason M Zack, MD is a Dermatology in Fort Leonard Wood, Missouri. Qualified in 2014, 12 years ago. Practices with Winneshiek Medical Center, a 99-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Iowa and Virginia.

Years since qualifying
12
Licensed in
IA, VA
In the registry since
2014
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4430 Missouri Ave
Fort Leonard Wood, MO 65473-9098
Phone: (573) 596-1769
Fax: (573) 596-1783
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 901 Montgomery St, Decorah, IA 52101-2325 — (563) 382-2911

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 0101259277 (VA)
Dermatology Physician Taxonomy 207N00000X · Licence MD53344 (IA)

Record details

NPI number1255745691
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 13, 2014
Last updated in NPPESJanuary 30, 2025
Certification dateJanuary 30, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDERMATOLOGY
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Winneshiek Medical Center — 99 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount