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

Mackenzie Mertz, DO

Individual provider Psychiatry Physician · NPI 1023426806

Mackenzie Mertz, DO is a Psychiatry in Sioux Falls, South Dakota. Qualified in 2014, 12 years ago. Licensed in Nebraska and South Dakota.

Years since qualifying
12
Licensed in
NE, SD
In the registry since
2014
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

3401 W 49th St
Sioux Falls, SD 57106-2322
Phone: (605) 328-1850
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 11602 (SD)
Psychiatry Physician Taxonomy 2084P0800X · Licence 7205 (NE)

Record details

NPI number1023426806
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 24, 2014
Last updated in NPPESJune 30, 2026
Certification dateJune 30, 2026

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Accepts Medicare assignment Not indicated

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