Doctor profile · Federal record

Dr. Kathryn Haack, ARNP - FNP-C

Nurse Practitioner · Nurse Practitioner · Sioux City, IA

  • NPI 1225118078
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2720 Stone Park Blvd, Suite 110
Sioux City, IA 51102
(712) 239-4702
fax (712) 239-0616
Mailing address
P.O. Box 3128
Sioux City, IA 51102

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 6, 2011
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
Iowa #A055923 · Iowa #A-055923
Medicaid
IA #0092080

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225118078. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
548
Distinct HCPCS
2
Medicare allowed
$35,391
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 449 412 $77
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 99 98 $6

In context: peer comparison

Among 7 peers in this city , average services per provider: 86. This provider delivers 6.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$77
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $21.69
Lexicon Pharmaceuticals, Inc. 1 $20.66
SANOFI-AVENTIS U.S. LLC 1 $20.43
Novartis Pharmaceuticals Corporation 1 $14.52

By nature of payment

Food and Beverage
$77

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,515
Patients
431
Total drug cost
$102,896
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 272 73 $2,853
Atorvastatin Calcium Generic 130 38 $1,380
Eliquis (Apixaban) Brand 129 36 $90,900
Carvedilol Generic 121 30 $873
Lisinopril Generic 110 30 $677
Rosuvastatin Calcium Generic 105 27 $1,436
Amiodarone Hcl Generic 90 26 $685
Spironolactone Generic 86 25 $486
Furosemide Generic 81 24 $344
Losartan Potassium Generic 75 24 $626

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Haack's medical specialty?
Dr. Kathryn Haack practices Nurse Practitioner in Sioux City, IA.
Where does Dr. Kathryn Haack practice?
Dr. Kathryn Haack practices at 2720 Stone Park Blvd, Sioux City, IA 51102. Office phone: 7122394702.
What is Dr. Kathryn Haack's NPI?
Dr. Kathryn Haack's National Provider Identifier (NPI) is 1225118078, issued by NPPES.
Does Dr. Kathryn Haack accept Medicare assignment?
Yes. Dr. Kathryn Haack accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Haack commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.