Doctor profile · Federal record

Dr. Cathy Guinan

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

  • NPI 1730328253
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1840 S Stapley Dr Ste 101
Mesa, AZ 852046682
(800) 233-3264
fax (480) 464-6910
Mailing address
25500 N Norterra Dr
Phoenix, AZ 850858200

Credentials & registration

NPPES · NUCC
NPI registered
February 2009 — 17 yrs on file
Profile last updated
September 30, 2022
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Arizona #AP2974

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730328253. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
117
Distinct HCPCS
4
Medicare allowed
$7,293
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 49 36 $73
36415 Insertion of needle into vein for collection of blood sample 36 31 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 17 16 $106
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 15 15 $107

In context: peer comparison

Among 93 peers in Mesa Family Nurse Practitioner, average services per provider: 125. This provider delivers 0.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,236
Patients
638
Total drug cost
$22,254
Drug Type Claims Patients Total cost
Lisinopril Generic 163 77 $2,243
Atorvastatin Calcium Generic 146 78 $2,319
Levothyroxine Sodium Generic 127 58 $1,854
Amlodipine Besylate Generic 104 52 $872
Losartan Potassium Generic 100 51 $1,840
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 81 39 $4,176
Metformin Hcl Generic 80 43 $1,346
Gabapentin Generic 65 36 $2,534
Hydrochlorothiazide Generic 60 30 $386
Metformin Hcl ER (Metformin Hcl) Brand 57 28 $1,006

Frequently asked questions

Auto-generated from federal data
What is Dr. Cathy Guinan's medical specialty?
Dr. Cathy Guinan practices Family Nurse Practitioner in Mesa, AZ.
Where does Dr. Cathy Guinan practice?
Dr. Cathy Guinan practices at 1840 S Stapley Dr Ste 101, Mesa, AZ 852046682. Office phone: 8002333264.
What is Dr. Cathy Guinan's NPI?
Dr. Cathy Guinan's National Provider Identifier (NPI) is 1730328253, issued by NPPES.
Does Dr. Cathy Guinan accept Medicare assignment?
Yes. Dr. Cathy Guinan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cathy Guinan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.