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

Gregory O'Donnell, MD

Individual provider Geriatric Medicine (Family Medicine) Physician · NPI 1891734224

Gregory O'Donnell, MD is a Family Practice in Merriam, Kansas. Graduated from University of Nebraska College of Medicine in 1992, 34 years ago. Practices with Shawnee Mission Medical Center Inc, a 277-clinician group and accepts Medicare assignment. Licensed in Kansas.

Years since qualifying
34
Trained at
University of Nebraska College of Medicine
Licensed in
KS
In the registry since
2006
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

7450 Kessler St Ste 300
Merriam, KS 66204-2550
Phone: (913) 632-2900
Fax: (913) 831-6881
Show map & directions

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

Specialties & licences

Geriatric Medicine (Family Medicine) Physician (primary) Taxonomy 207QG0300X · Licence 0432914 (KS)

Record details

NPI number1891734224
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 4, 2006
Last updated in NPPESJune 24, 2024
Certification dateJune 24, 2024
Mailing address7450 Kessler St Ste 300, Merriam, KS 66204-2550

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesGERIATRIC MEDICINE
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Shawnee Mission Medical Center Inc — 277 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount