Doctor profile · Federal record

Dr. Denni Fitzsimmons, DO

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Clive, IA

  • NPI 1457734600
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1601 Nw 114Th St Ste 255
Clive, IA 503257036
(515) 461-9780
fax (515) 461-9779
Additional location
5837 Winwood Dr
Johnston, IA 501311651
(515) 643-4915
fax (515) 643-8804
Additional location
697 Louisiana RD
Dyess Afb, TX 796071141
(325) 696-4677
Mailing address
Po Box 674721
Dallas, TX 752674721

Credentials & registration

NPPES · NUCC
NPI registered
July 2015 — 11 yrs on file
Profile last updated
February 3, 2026
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Iowa #DO04946 · Texas #S6394

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457734600. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$110
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Phathom Pharmaceuticals, INC. 1 $94.27
Exact Sciences Corporation 1 $16.19

By nature of payment

Food and Beverage
$110

Frequently asked questions

Auto-generated from federal data
What is Dr. Denni Fitzsimmons's medical specialty?
Dr. Denni Fitzsimmons practices Family Medicine Physician in Clive, IA.
Where does Dr. Denni Fitzsimmons practice?
Dr. Denni Fitzsimmons practices at 1601 Nw 114Th St Ste 255, Clive, IA 503257036. Office phone: 5154619780.
What is Dr. Denni Fitzsimmons's NPI?
Dr. Denni Fitzsimmons's National Provider Identifier (NPI) is 1457734600, issued by NPPES.
Does Dr. Denni Fitzsimmons accept Medicare assignment?
Yes. Dr. Denni Fitzsimmons accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.