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

Dr. James B Marx, DO

Individual provider Family Medicine Physician · NPI 1306817986

Dr. James B Marx, DO is a Family Practice in Independence, Missouri. Graduated from Kansas City College of Medicine and Surgery in 1991, 35 years ago. Practices with Theoria Medical, a 342-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
35
Trained at
Kansas City College of Medicine and Surgery
Licensed in
MO
In the registry since
2006
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 N Osage St Ste 200
Independence, MO 64050-7800
Phone: (816) 623-6503
Show map & directions

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

Additional practice locations (1)

  • 1010 W Us Highway 24, Independence, MO 64050-2337 — (816) 608-3411

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 102085 (MO)

Record details

NPI number1306817986
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJanuary 31, 2006
Last updated in NPPESApril 4, 2025
Certification dateApril 4, 2025
Mailing address300 N Osage St Ste 200, Independence, MO 64050-7800

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolKANSAS CITY COLLEGE OF MEDICINE AND SURGERY
Graduated 1991 (35 years in practice)
Group practice Theoria Medical — 342 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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