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

William V Irby, DO

Individual provider Family Medicine Physician · NPI 1902874779

William V Irby, DO is a General Practice in Hamilton, Missouri. Graduated from R Franklin University of Med & SCI/Chicago Medical School in 1984, 42 years ago. Practices with Northwest Health Services Inc, a 19-clinician group, works from 12 locations and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
42
Trained at
R Franklin University of Med & SCI/Chicago Medical School
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

101 Cross St
Hamilton, MO 64644-8311
Phone: (816) 583-2151
Show map & directions

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

Additional practice locations (11)

  • 109 N Main St, Braymer, MO 64624-9325 — (660) 645-2218
  • 707 Victory Ln, Cainsville, MO 64632-9506 — (660) 893-5750
  • 313 S Us Highway 169, Gower, MO 64454-9116 — (816) 424-6427
  • One Cross Street, Hamilton, MO 64644-0248 — (816) 583-2713
  • 305 Rhode Island St, King City, MO 64463-9622 — (660) 535-4347
  • 1303 State St, Mound City, MO 64470-1717 — (660) 442-5464
  • 1515 Saint Joseph Ave, Saint Joseph, MO 64505-2631 — (816) 233-3338
  • 503 S 6th St, Saint Joseph, MO 64501-2224 — (816) 233-8536
  • 2303 Village Dr, Saint Joseph, MO 64506-4954 — (816) 232-6818
  • 5001 Lake Ave, Saint Joseph, MO 64504-1170 — (816) 238-7788
  • 803 W Us Highway 71, Savannah, MO 64485-1151 — (816) 324-3121

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence R3G66 (MO)

Record details

NPI number1902874779
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 9, 2006
Last updated in NPPESMarch 7, 2023
Certification dateNovember 10, 2021
Mailing address2303 Village Dr, Saint Joseph, MO 64506-4954

Medicare enrollment

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

Medicare specialtyGENERAL PRACTICE
Medical schoolR FRANKLIN UNIVERSITY OF MED & SCI/CHICAGO MEDICAL SCHOOL
Graduated 1984 (42 years in practice)
Group practice Northwest Health Services Inc — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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