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

John Williams, DO

Individual provider Anesthesiology Physician · NPI 1417334962

John Williams, DO is an Anesthesiology in Des Moines, Iowa. Graduated from Kansas City University of Physicians and Surgeons in 2015, 11 years ago. Practices with Associated Anesthesiologists PC, a 65-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Iowa and Kansas.

Years since qualifying
11
Trained at
Kansas City University of Physicians and Surgeons
Licensed in
IA, KS
In the registry since
2015
Specialties on file
2
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

1200 Pleasant St
Des Moines, IA 50309-1406
Phone: (515) 241-6212
Show map & directions

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

Additional practice locations (1)

  • 4201 Westown Pkwy Ste 236, West Des Moines, IA 50266-6720 — (515) 401-1950

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence DO-05325 (IA)
Anesthesiology Physician Taxonomy 207L00000X · Licence 9408565 (KS)

Record details

NPI number1417334962
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 5, 2015
Last updated in NPPESJune 26, 2024
Certification dateJune 26, 2024
Mailing address4201 Westown Pkwy Ste 236, West Des Moines, IA 50266-6720

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolKANSAS CITY UNIVERSITY OF PHYSICIANS AND SURGEONS
Graduated 2015 (11 years in practice)
Group practice Associated Anesthesiologists Pc — 65 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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