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

Dr. William K Rosen, MD

Individual provider Geriatric Medicine (Family Medicine) Physician · NPI 1437240520

Dr. William K Rosen, MD is a Geriatric Medicine in Springfield, Missouri. Graduated from University of Missouri, Columbia School of Medicine in 1977, 49 years ago. Practices with Lester E Cox Medical Centers, a 243-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
49
Trained at
University of Missouri, Columbia School of Medicine
Licensed in
MO
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

3525 S National Ave Ste 207
Springfield, MO 65807-7315
Phone: (417) 269-9220
Fax: (417) 269-9229
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 R2A48 (MO)

Record details

NPI number1437240520
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 27, 2006
Last updated in NPPESNovember 8, 2024
Certification dateNovember 8, 2024

Medicare enrollment

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

Medicare specialtyGERIATRIC MEDICINE
Also practisesFAMILY PRACTICE
Medical schoolUNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE
Graduated 1977 (49 years in practice)
Group practice Lester E Cox Medical Centers — 243 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount