Doctor profile · Federal record

Dr. Daniel Irwin

Family Medicine Physician (CMS: Family Practice) · Sioux City, IA

  • NPI 1033524681
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2501 Pierce St
Sioux City, IA 511043725
(712) 294-5000
fax (712) 294-5091

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Iowa #R-10119

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033524681. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
219
Distinct HCPCS
3
Medicare allowed
$24,395
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 124 120 $112
99283 Emergency department visit with low level of medical decision making 52 51 $67
99285 Emergency department visit with high level of medical decision making 43 43 $164

In context: peer comparison

Among 22 peers in this city , average services per provider: 128. This provider delivers 1.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
32
Patients
30
Total drug cost
$105
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 16 14 $49
Ondansetron Odt (Ondansetron) Brand 16 16 $56

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Irwin's medical specialty?
Dr. Daniel Irwin practices Family Medicine Physician in Sioux City, IA.
Where does Dr. Daniel Irwin practice?
Dr. Daniel Irwin practices at 2501 Pierce St, Sioux City, IA 511043725. Office phone: 7122945000.
What is Dr. Daniel Irwin's NPI?
Dr. Daniel Irwin's National Provider Identifier (NPI) is 1033524681, issued by NPPES.
Does Dr. Daniel Irwin accept Medicare assignment?
Yes. Dr. Daniel Irwin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel Irwin commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.