Doctor profile · Federal record
Dr. John Giardina, MD
Interventional Cardiology Physician (CMS: Interventional Cardiology) · Cardiovascular Disease Physician · Interventional Cardiology Physician · Prescott, AZ
- NPI 1821063645
- Accepts Medicare
- 44 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1001 Willow Creek RD Ste 2200
Prescott, AZ 863011614
(928) 445-6025
fax (928) 778-3026 - Mailing address
-
Po Box 10880
Prescott, AZ 863040880
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- February 17, 2025
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207RI0011X — NUCC code
- State licenses (2)
- Arizona #46015 · Illinois #036067906
- Medicaid
- IL #036067906
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821063645. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,140
Distinct HCPCS
7
Medicare allowed
$115,622
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 526 | 360 | $123 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 267 | 232 | $87 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 144 | 139 | $66 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 64 | 64 | $159 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 61 | 61 | $106 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 45 | 44 | $14 | |
93228 |
Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional | 33 | 33 | $24 |
In context: peer comparison
Among 2 peers in Prescott Interventional Cardiology Physician, average services per provider: 169. This provider delivers 6.7× the peer median.Open Payments
Industry payments received
All-time total
$37
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 2 | $36.88 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,877
Patients
1,299
Total drug cost
$312,213
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 684 | 224 | $8,889 |
| Metoprolol Succinate | Generic | 424 | 156 | $6,966 |
| Furosemide | Generic | 354 | 115 | $2,132 |
| Lisinopril | Generic | 302 | 92 | $2,419 |
| Potassium Chloride | Generic | 276 | 89 | $6,063 |
| Olmesartan Medoxomil | Generic | 266 | 95 | $9,032 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 240 | 75 | $3,346 |
| Losartan Potassium | Generic | 230 | 82 | $2,979 |
| Eliquis (Apixaban) | Brand | 200 | 62 | $253,602 |
| Ezetimibe | Generic | 183 | 63 | $8,176 |
Frequently asked questions
What is Dr. John Giardina's medical specialty?
Dr. John Giardina practices Interventional Cardiology Physician in Prescott, AZ.
Where does Dr. John Giardina practice?
Dr. John Giardina practices at 1001 Willow Creek RD Ste 2200, Prescott, AZ 863011614. Office phone: 9284456025.
What is Dr. John Giardina's NPI?
Dr. John Giardina's National Provider Identifier (NPI) is 1821063645, issued by NPPES.
Does Dr. John Giardina accept Medicare assignment?
Yes. Dr. John Giardina accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Giardina 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); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306). Source: CMS Medicare Physician & Other Practitioners file.