Doctor profile · Federal record

Dr. Cassandra Dunivan, ARNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · West Burlington, IA

  • NPI 1639826316
  • Accepts Medicare
  • MIPS 77.8 / 100 · 2023
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1321 Gear Ave
West Burlington, IA 52655
(319) 768-4320
Mailing address
10 Harmony CT
Fort Madison, IA 526272216

Credentials & registration

NPPES · NUCC
NPI registered
March 2022 — 4 yrs on file
Profile last updated
January 21, 2023
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Iowa #F02220824

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639826316. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,125
Distinct HCPCS
10
Medicare allowed
$57,348
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 282 262 $71
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 166 155 $50
J1100 Injection, dexamethasone sodium phosphate, 1 mg 160 16 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 151 138 $99
87651 Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique 81 74 $34
87502 Detection test by nucleic acid for multiple types influenza virus 69 68 $94
81003 Automated urinalysis test 60 54 $2
71046 X-ray of chest, 2 views 43 40 $21
94640 Inhalation treatment for airway obstruction or sputum production 40 36 $7
96372 Injection of drug or substance under skin or into muscle 22 21 $11

In context: peer comparison

Among 12 peers in this city , average services per provider: 71. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$60
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Myriad Genetic Laboratories, Inc. 2 $42.39
Braintree Laboratories, Inc. 1 $17.27

By nature of payment

Food and Beverage
$60

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
508
Patients
474
Total drug cost
$4,253
Drug Type Claims Patients Total cost
Prednisone Generic 243 213 $531
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 62 61 $526
Cephalexin Generic 59 59 $414
Amoxicillin Generic 29 29 $107
Triamcinolone Acetonide Generic 29 28 $194
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 25 24 $842
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 19 19 $313
Ofloxacin Generic 15 14 $1,055
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 14 14 $97
Fluticasone Propionate Generic 13 13 $174

Frequently asked questions

Auto-generated from federal data
What is Dr. Cassandra Dunivan's medical specialty?
Dr. Cassandra Dunivan practices Family Nurse Practitioner in West Burlington, IA.
Where does Dr. Cassandra Dunivan practice?
Dr. Cassandra Dunivan practices at 1321 Gear Ave, West Burlington, IA 52655. Office phone: 3197684320.
What is Dr. Cassandra Dunivan's NPI?
Dr. Cassandra Dunivan's National Provider Identifier (NPI) is 1639826316, issued by NPPES.
Does Dr. Cassandra Dunivan accept Medicare assignment?
Yes. Dr. Cassandra Dunivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cassandra Dunivan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS 87635); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100). Source: CMS Medicare Physician & Other Practitioners file.