Doctor profile · Federal record

Dr. Katherine Walz, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Family Nurse Practitioner · Mesa, AZ

  • NPI 1447642624
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4838 E Baseline RD Ste 110
Mesa, AZ 852064674
(480) 969-4040
fax (480) 295-3722
Additional location
4824 E Baseline RD Ste 140
Mesa, AZ 852064680

Credentials & registration

NPPES · NUCC
NPI registered
February 2015 — 11 yrs on file
Profile last updated
March 26, 2026
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (3)
Arizona #AP7611 · Connecticut #7242 · Arizona #RN163732

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447642624. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
377
Distinct HCPCS
5
Medicare allowed
$36,917
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 260 105 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 53 38 $73
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 28 28 $106
99215 Established patient office or other outpatient visit, 40-54 minutes 20 15 $147
81002 Urinalysis, manual test 16 14 $3

In context: peer comparison

Among 93 peers in Mesa Family Nurse Practitioner, average services per provider: 125. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$244
Transactions
14
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 2 $44.88
Amgen INC. 2 $41.86
Novo Nordisk INC 3 $41.81
Lilly USA, LLC 2 $26.76
Abbvie INC. 1 $21.27
Impulse Dynamics (USA) INC. 1 $19.80
Idorsia Pharmaceuticals US INC 1 $16.70
Inspire Medical Systems, INC. 1 $15.92
Abbott Laboratories 1 $15.06

By nature of payment

Food and Beverage
$244

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,772
Patients
551
Total drug cost
$166,200
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 233 78 $2,589
Levothyroxine Sodium Generic 216 71 $3,013
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 141 33 $2,757
Lisinopril Generic 138 49 $980
Metformin Hcl Generic 127 43 $1,518
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 112 30 $3,942
Rosuvastatin Calcium Generic 112 40 $2,998
Amlodipine Besylate Generic 108 39 $910
Gabapentin Generic 96 35 $2,002
Trazodone Hcl Generic 94 28 $2,613

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Walz's medical specialty?
Dr. Katherine Walz practices Family Nurse Practitioner in Mesa, AZ.
Where does Dr. Katherine Walz practice?
Dr. Katherine Walz practices at 4838 E Baseline RD Ste 110, Mesa, AZ 852064674. Office phone: 4809694040.
What is Dr. Katherine Walz's NPI?
Dr. Katherine Walz's National Provider Identifier (NPI) is 1447642624, issued by NPPES.
Does Dr. Katherine Walz accept Medicare assignment?
Yes. Dr. Katherine Walz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Walz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.