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

Dr. Justin Garett Hartman, DO

Individual provider Hospitalist Physician · NPI 1932309911

Dr. Justin Garett Hartman, DO is an Internal Medicine in Marshall, Minnesota. Graduated from Philadelphia College of Osteopathic Medicine in 2007, 19 years ago. Practices with Avera Marshall, a 100-clinician group and accepts Medicare assignment. Licensed in Minnesota.

Years since qualifying
19
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
MN
In the registry since
2007
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.

See every abbreviation used in this directory →

Practice location Address checks out

300 S Bruce St Avera Marshall
Marshall, MN 56258-1934
Phone: (507) 532-9661
Fax: (507) 537-9043
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 55075 (MN)

Record details

NPI number1932309911
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 19, 2007
Last updated in NPPESMarch 9, 2015

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2007 (19 years in practice)
Group practice Avera Marshall — 100 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Marshall