Doctor profile · Federal record
Dr. John Isaac, M.D.
Interventional Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Houston, TX
- NPI 1295799005
- Accepts Medicare
- MIPS 69.1 / 100 · 2023
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6560 Fannin St, Ste 620
Houston, TX 770302761
(713) 791-1978
fax (713) 791-1870
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- October 25, 2016
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207RI0011X — NUCC code
- State license (1)
- Texas #K4090
- Medicaid
- TX #151665001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295799005. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
10,572
Distinct HCPCS
10
Medicare allowed
$2,509,095
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 2,306 | 1,068 | $131 | |
J2785 |
Injection, regadenoson, 0.1 mg | 1,860 | 465 | $54 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 731 | 692 | $202 | |
93298 |
Evaluation of cardiac rhythm monitor system, remote up to 30 days | 710 | 91 | $27 | |
G2066 |
Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec | 709 | 90 | $38 | |
93880 |
Ultrasound of both sides of head and neck blood flow | 608 | 606 | $197 | |
93015 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | 551 | 549 | $70 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 429 | 359 | $15 | |
A9555 |
Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries | 402 | 398 | $799 | |
78431 |
Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan | 398 | 398 | $2,475 |
In context: peer comparison
Among 42 peers in this city , average services per provider: 116. This provider delivers 91× the peer median.Open Payments
Industry payments received
All-time total
$199,532
Transactions
392
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Esperion Therapeutics, Inc. | 54 | $50,448.57 | |
| Kiniksa Pharmaceuticals International, plc | 56 | $48,404.89 | |
| Amgen Inc. | 77 | $37,192.35 | |
| Regeneron Healthcare Solutions, Inc. | 13 | $14,744.48 | |
| Lilly USA, LLC | 11 | $14,187.72 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 24 | $12,646.64 | |
| Boston Scientific Corporation | 33 | $9,973.86 | |
| E.R. Squibb & Sons, L.L.C. | 24 | $7,272.32 | |
| Abbott Laboratories | 29 | $1,870.42 | |
| Novartis Pharmaceuticals Corporation | 17 | $440.26 | |
| Novo Nordisk Inc | 17 | $383.63 | |
| PFIZER INC. | 14 | $353.79 | |
| AstraZeneca Pharmaceuticals LP | 9 | $350.96 | |
| Merck Sharp & Dohme LLC | 10 | $230.59 | |
| Actelion Pharmaceuticals US, Inc. | 4 | $208.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
11,009
Patients
3,091
Total drug cost
$2,526,448
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ezetimibe | Generic | 1,663 | 538 | $80,411 |
| Rosuvastatin Calcium | Generic | 1,532 | 465 | $28,292 |
| Atorvastatin Calcium | Generic | 1,415 | 419 | $20,915 |
| Metoprolol Succinate | Generic | 969 | 290 | $20,009 |
| Repatha Sureclick (Evolocumab) | Brand | 920 | 140 | $695,498 |
| Amlodipine Besylate | Generic | 804 | 245 | $9,272 |
| Eliquis (Apixaban) | Brand | 785 | 192 | $947,677 |
| Praluent Pen (Alirocumab) | Brand | 569 | 95 | $429,075 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 549 | 159 | $9,613 |
| Furosemide | Generic | 343 | 120 | $2,450 |
Frequently asked questions
What is Dr. John Isaac's medical specialty?
Dr. John Isaac practices Interventional Cardiology Physician in Houston, TX.
Where does Dr. John Isaac practice?
Dr. John Isaac practices at 6560 Fannin St, Houston, TX 770302761. Office phone: 7137911978.
What is Dr. John Isaac's NPI?
Dr. John Isaac's National Provider Identifier (NPI) is 1295799005, issued by NPPES.
Does Dr. John Isaac accept Medicare assignment?
Yes. Dr. John Isaac accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Isaac commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, regadenoson, 0.1 mg (HCPCS J2785); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306). Source: CMS Medicare Physician & Other Practitioners file.