Doctor profile · Federal record
Dr. Gregory St. John, M.D.
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Interventional Cardiology Physician · Hot Springs, AR
- NPI 1124023056
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
130 Medical Park Pl
Hot Springs, AR 719018051
(501) 625-3400
fax (501) 625-3402
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- January 27, 2015
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- Arkansas #C-7977
- Medicaid
- AR #124898001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124023056. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,355
Distinct HCPCS
10
Medicare allowed
$242,939
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 560 | 452 | $81 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 397 | 387 | $64 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 377 | 358 | $13 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 344 | 260 | $115 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 194 | 172 | $8 | |
78452 |
Nuclear medicine studies of heart muscle at rest and with stress and spect | 162 | 161 | $71 | |
93016 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | 159 | 158 | $20 | |
93018 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 157 | 157 | $13 | |
93296 |
Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | 148 | 58 | $19 | |
93294 |
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 143 | 55 | $27 |
In context: peer comparison
Among 1 peers in Hot Springs Cardiovascular Disease Physician, average services per provider: 119. This provider delivers 28× the peer median.Open Payments
Industry payments received
All-time total
$213
Transactions
10
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 5 | $89.34 | |
| Baxter Healthcare | 1 | $29.63 | |
| Abiomed | 1 | $25.82 | |
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 1 | $25.57 | |
| Janssen Pharmaceuticals, INC | 1 | $23.38 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $18.88 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,529
Patients
519
Total drug cost
$138,950
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 264 | 116 | $5,162 |
| Spironolactone | Generic | 156 | 51 | $1,752 |
| Carvedilol | Generic | 132 | 39 | $1,670 |
| Metoprolol Tartrate | Generic | 129 | 44 | $883 |
| Atorvastatin Calcium | Generic | 128 | 47 | $2,074 |
| Eliquis (Apixaban) | Brand | 126 | 28 | $112,026 |
| Propafenone Hcl | Generic | 94 | 26 | $6,550 |
| Losartan Potassium | Generic | 83 | 25 | $1,562 |
| Digoxin | Generic | 68 | 19 | $1,792 |
| Lisinopril | Generic | 61 | 21 | $546 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregory St. John's medical specialty?
Dr. Gregory St. John practices Cardiovascular Disease Physician in Hot Springs, AR.
Where does Dr. Gregory St. John practice?
Dr. Gregory St. John practices at 130 Medical Park Pl, Hot Springs, AR 719018051. Office phone: 5016253400.
What is Dr. Gregory St. John's NPI?
Dr. Gregory St. John's National Provider Identifier (NPI) is 1124023056, issued by NPPES.
Does Dr. Gregory St. John accept Medicare assignment?
Yes. Dr. Gregory St. John accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory St. John commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.