Doctor profile · Federal record

Dr. William Nowysz, DO

Emergency Medicine Physician (CMS: Emergency Medicine) · Des Moines, IA

  • NPI 1922192806
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1111 6Th Ave, Emergency Department
Des Moines, IA 503142610
(515) 247-3211
fax (515) 643-8933
Mailing address
1200 University Ave, Suite 200
Des Moines, IA 503142330

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 27, 2010
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Iowa #2672
Medicaid
IA #3075424

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922192806. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
651
Distinct HCPCS
4
Medicare allowed
$69,974
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 338 329 $164
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 218 209 $8
99284 Emergency department visit with moderate level of medical decision making 66 66 $113
99291 Critical care, first 30-74 minutes 29 29 $192

In context: peer comparison

Among 29 peers in Des Moines Emergency Medicine Physician, average services per provider: 123. This provider delivers 5.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
34
Patients
34
Total drug cost
$729
Drug Type Claims Patients Total cost
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 22 22 $654
Ondansetron Odt (Ondansetron) Brand 12 12 $75

Frequently asked questions

Auto-generated from federal data
What is Dr. William Nowysz's medical specialty?
Dr. William Nowysz practices Emergency Medicine Physician in Des Moines, IA.
Where does Dr. William Nowysz practice?
Dr. William Nowysz practices at 1111 6Th Ave, Des Moines, IA 503142610. Office phone: 5152473211.
What is Dr. William Nowysz's NPI?
Dr. William Nowysz's National Provider Identifier (NPI) is 1922192806, issued by NPPES.
Does Dr. William Nowysz accept Medicare assignment?
Yes. Dr. William Nowysz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Nowysz commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.