Doctor profile · Federal record
Dr. James O'Neill, M.D.
Interventional Cardiology Physician (CMS: Interventional Cardiology) · Internal Medicine Physician · Internal Medicine Physician · Cardiovascular Disease Physician · Houston, TX
- NPI 1770878670
- Accepts Medicare
- 15 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
925 Gessner RD Ste 630
Houston, TX 770242553
(713) 465-3535
fax (713) 465-9735 - Additional location
-
6720 Bertner Ave # Mc1-133
Houston, TX 770302604
(832) 355-6676 - Mailing address
-
925 Gessner RD, Ste 630
Houston, TX 770242553
Credentials & registration
- NPI registered
- June 2011 — 15 yrs on file
- Profile last updated
- August 12, 2025
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207RI0011X — NUCC code
- State licenses (2)
- Texas #Q3933 · Missouri #2011016934
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770878670. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,566
Distinct HCPCS
10
Medicare allowed
$233,007
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 562 | 413 | $15 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 473 | 330 | $93 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 284 | 160 | $131 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 276 | 114 | $81 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 144 | 138 | $199 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 111 | 103 | $69 | |
J2785 |
Injection, regadenoson, 0.1 mg | 96 | 24 | $53 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 73 | 27 | $122 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 72 | 65 | $132 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 69 | 69 | $116 |
In context: peer comparison
Among 42 peers in this city , average services per provider: 116. This provider delivers 22× the peer median.Open Payments
Industry payments received
All-time total
$2,694
Transactions
75
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, Inc. | 3 | $389.07 | |
| ShockWave Medical, Inc | 2 | $307.79 | |
| Amgen Inc. | 9 | $277.74 | |
| iRhythm Technologies, Inc. | 15 | $262.01 | |
| Janssen Pharmaceuticals, Inc | 6 | $233.60 | |
| Abbott Laboratories | 9 | $213.39 | |
| Lexicon Pharmaceuticals, Inc. | 4 | $156.88 | |
| Edwards Lifesciences Corporation | 1 | $154.57 | |
| Novartis Pharmaceuticals Corporation | 6 | $124.88 | |
| Boston Scientific Corporation | 4 | $105.88 | |
| Merck Sharp & Dohme LLC | 5 | $105.22 | |
| ABIOMED | 1 | $102.68 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 4 | $76.19 | |
| Azurity Pharmaceuticals, Inc. | 3 | $59.12 | |
| E.R. Squibb & Sons, L.L.C. | 3 | $54.46 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,712
Patients
1,196
Total drug cost
$704,577
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 490 | 156 | $10,221 |
| Eliquis (Apixaban) | Brand | 472 | 108 | $498,685 |
| Atorvastatin Calcium | Generic | 438 | 133 | $8,612 |
| Amlodipine Besylate | Generic | 404 | 142 | $4,373 |
| Olmesartan Medoxomil | Generic | 354 | 113 | $10,206 |
| Furosemide | Generic | 251 | 91 | $1,862 |
| Rosuvastatin Calcium | Generic | 217 | 79 | $3,923 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 208 | 75 | $3,572 |
| Nifedipine Er (Nifedipine) | Brand | 154 | 56 | $8,323 |
| Flecainide Acetate | Generic | 138 | 45 | $8,397 |
Hospital affiliations
Frequently asked questions
What is Dr. James O'Neill's medical specialty?
Dr. James O'Neill practices Interventional Cardiology Physician in Houston, TX.
Where does Dr. James O'Neill practice?
Dr. James O'Neill practices at 925 Gessner RD Ste 630, Houston, TX 770242553. Office phone: 7134653535.
What is Dr. James O'Neill's NPI?
Dr. James O'Neill's National Provider Identifier (NPI) is 1770878670, issued by NPPES.
Does Dr. James O'Neill accept Medicare assignment?
Yes. Dr. James O'Neill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James O'Neill commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.