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

Grady Earl Thiems

Individual provider Emergency Medicine Physician · NPI 1245506229

Grady Earl Thiems is an Emergency Medicine in Merriam, Kansas. Graduated from University of Oklahoma College of Medicine in 2012, 14 years ago. Practices with ER Physicians South, PA, a 34-clinician group and accepts Medicare assignment. Licensed in Kansas and Missouri.

Years since qualifying
14
Trained at
University of Oklahoma College of Medicine
Licensed in
KS, MO
In the registry since
2012
Specialties on file
2

Practice location Address checks out

9100 W 74th St
Merriam, KS 66204
Phone: (913) 676-2214
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 04-37894 (KS)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 2014004835 (MO)

Record details

NPI number1245506229
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMarch 23, 2012
Last updated in NPPESMay 16, 2018

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Graduated 2012 (14 years in practice)
Group practice Er Physicians South, P.A. — 34 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Merriam