Doctor profile · Federal record
Dr. Mark Grabarczyk, M.D.
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Greenville, SC
- NPI 1134168941
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2 Innovation Dr, Suite 400
Greenville, SC 296075261
(864) 235-7665
fax (864) 235-5830
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- May 8, 2025
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- South Carolina #28576
- Medicaid
- SC #GP0975
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134168941. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,748
Distinct HCPCS
10
Medicare allowed
$380,423
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,105 | 592 | $121 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 421 | 402 | $14 | |
93793 |
Anticoagulant management of patient taking warfarin | 393 | 31 | $11 | |
85610 |
Blood test, clotting time | 338 | 27 | $4 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 318 | 290 | $8 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 260 | 148 | $76 | |
J2785 |
Injection, regadenoson, 0.1 mg | 244 | 61 | $53 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 179 | 176 | $183 | |
A9500 |
Technetium tc-99m sestamibi, diagnostic, per study dose | 172 | 87 | $107 | |
93296 |
Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | 146 | 69 | $20 |
In context: peer comparison
Among 16 peers in Greenville Cardiovascular Disease Physician, average services per provider: 102. This provider delivers 47× the peer median.Open Payments
Industry payments received
All-time total
$957
Transactions
37
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Edwards Lifesciences Corporation | 13 | $421.98 | |
| Medtronic, INC. | 10 | $195.13 | |
| Atricure, INC. | 2 | $95.43 | |
| Abiomed | 3 | $66.43 | |
| Boston Scientific Corporation | 2 | $50.74 | |
| ShockWave Medical, INC | 2 | $31.44 | |
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 1 | $24.21 | |
| Abbott Laboratories | 1 | $23.21 | |
| Philips North America LLC | 1 | $21.03 | |
| iRhythm Technologies, INC. | 1 | $14.43 | |
| Kiniksa Pharmaceuticals International, Plc | 1 | $13.35 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,657
Patients
1,187
Total drug cost
$676,107
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 513 | 116 | $487,865 |
| Metoprolol Succinate | Generic | 385 | 132 | $6,769 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 384 | 127 | $5,163 |
| Atorvastatin Calcium | Generic | 348 | 107 | $4,475 |
| Rosuvastatin Calcium | Generic | 257 | 91 | $6,507 |
| Lisinopril | Generic | 252 | 85 | $2,515 |
| Carvedilol | Generic | 230 | 79 | $3,083 |
| Amlodipine Besylate | Generic | 227 | 78 | $1,156 |
| Losartan Potassium | Generic | 191 | 65 | $2,517 |
| Furosemide | Generic | 182 | 65 | $874 |
Frequently asked questions
What is Dr. Mark Grabarczyk's medical specialty?
Dr. Mark Grabarczyk practices Cardiovascular Disease Physician in Greenville, SC.
Where does Dr. Mark Grabarczyk practice?
Dr. Mark Grabarczyk practices at 2 Innovation Dr, Greenville, SC 296075261. Office phone: 8642357665.
What is Dr. Mark Grabarczyk's NPI?
Dr. Mark Grabarczyk's National Provider Identifier (NPI) is 1134168941, issued by NPPES.
Does Dr. Mark Grabarczyk accept Medicare assignment?
Yes. Dr. Mark Grabarczyk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Grabarczyk commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Anticoagulant management of patient taking warfarin (HCPCS 93793). Source: CMS Medicare Physician & Other Practitioners file.