Doctor profile · Federal record

Dr. Katrina Zwack, DNP

Nurse Practitioner · Phoenix, AZ

  • NPI 1942870472
  • Accepts Medicare
  • MIPS 86.7 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1111 E McDowell RD
Phoenix, AZ 850062612
(602) 839-2000
Mailing address
4755 Underwood Ln N
Plymouth, MN 554422354

Credentials & registration

NPPES · NUCC
NPI registered
June 2021 — 5 yrs on file
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Minnesota #AG06210236

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942870472. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
43
Distinct HCPCS
3
Medicare allowed
$4,852
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 15 11 $80
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $110
99205 New patient office or other outpatient visit, 60-74 minutes 14 14 $151

In context: peer comparison

Among 52 peers in Phoenix Nurse Practitioner, average services per provider: 404. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,324
Transactions
45
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Actelion Pharmaceuticals US, INC. 5 $225.01
AstraZeneca Pharmaceuticals Lp 3 $171.58
Merck Sharp & Dohme LLC 3 $167.53
Mylan Specialty L.P. 4 $112.55
GlaxoSmithKline, LLC. 6 $106.86
Baxter Healthcare 6 $100.13
Boehringer Ingelheim Pharmaceuticals, INC. 3 $78.35
Regeneron Healthcare Solutions, INC. 3 $66.79
Grifols USA, LLC 3 $65.72
United Therapeutics Corporation 2 $55.41
Avadel CNS Pharmaceuticals, LLC 2 $52.99
Philips North America LLC 2 $36.67
Jazz Pharmaceuticals INC. 1 $31.01
Takeda Pharmaceuticals U.S.A., INC. 1 $30.61
Zoll Respicardia, INC. 1 $22.94

By nature of payment

Food and Beverage
$1,324

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
623
Patients
184
Total drug cost
$77,302
Drug Type Claims Patients Total cost
Tacrolimus Generic 175 60 $16,634
Mycophenolate Mofetil Generic 119 34 $8,253
Ursodiol Generic 67 21 $13,760
Pantoprazole Sodium Generic 52 23 $838
Prednisone Generic 35 17 $298
Fluconazole Generic 34 14 $1,973
Omeprazole Generic 25 15 $800
Cyclosporine Modified (Cyclosporine, Modified) Brand 23 0 $3,009
Famotidine Generic 18 0 $213
Sirolimus Generic 15 0 $6,631

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katrina Zwack's medical specialty?
Dr. Katrina Zwack practices Nurse Practitioner in Phoenix, AZ.
Where does Dr. Katrina Zwack practice?
Dr. Katrina Zwack practices at 1111 E McDowell RD, Phoenix, AZ 850062612. Office phone: 6028392000.
What is Dr. Katrina Zwack's NPI?
Dr. Katrina Zwack's National Provider Identifier (NPI) is 1942870472, issued by NPPES.
Does Dr. Katrina Zwack accept Medicare assignment?
Yes. Dr. Katrina Zwack accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katrina Zwack commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.