Doctor profile · Federal record
Dr. Mark Hiser, M.D.
Cardiovascular Disease Physician (CMS: Cardiac Electrophysiology) · Clinical Cardiac Electrophysiology Physician · Interventional Cardiology Physician · Body Imaging Physician · Diagnostic Ultrasound Physician · Rockford, IL
- NPI 1538184924
- Accepts Medicare
- 54 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
444 Roxbury Road
Rockford, IL 611075059
(815) 398-3000
fax (815) 398-3041 - Mailing address
-
Po Box 6003
Rockford, IL 611266003
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- November 11, 2009
- Year of graduation
- 1972 — 54 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- Illinois #36055207
- Medicaid
- IL #036055207 1
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1538184924. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,433
Distinct HCPCS
10
Medicare allowed
$35,551
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93793 |
Anticoagulant management of patient taking warfarin | 707 | 360 | $11 | |
85610 |
Blood test, clotting time | 243 | 29 | $4 | |
93296 |
Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | 89 | 54 | $21 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 70 | 58 | $123 | |
93294 |
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 63 | 39 | $29 | |
G0250 |
Physician review, interpretation, and patient management of home inr testing for patient with either mechanical heart valve(s), chronic atrial fibrillation, or venous thromboembolism who meets medicare coverage criteria; testing not occurring more frequent | 53 | 11 | $9 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 47 | 41 | $87 | |
36415 |
Insertion of needle into vein for collection of blood sample | 37 | 29 | $8 | |
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 | 36 | 19 | $65 | |
93295 |
Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | 26 | 16 | $36 |
In context: peer comparison
Among 6 peers in Rockford Cardiovascular Disease Physician, average services per provider: 140. This provider delivers 10× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,655
Patients
537
Total drug cost
$414,386
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 210 | 70 | $4,345 |
| Xarelto (Rivaroxaban) | Brand | 159 | 47 | $197,942 |
| Atorvastatin Calcium | Generic | 146 | 48 | $1,979 |
| Warfarin Sodium | Generic | 144 | 48 | $2,304 |
| Eliquis (Apixaban) | Brand | 140 | 43 | $191,261 |
| Furosemide | Generic | 118 | 43 | $964 |
| Losartan Potassium | Generic | 111 | 35 | $1,568 |
| Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) | Brand | 107 | 29 | $3,419 |
| Amiodarone Hcl | Generic | 92 | 30 | $1,285 |
| Metoprolol Tartrate | Generic | 79 | 26 | $955 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Hiser's medical specialty?
Dr. Mark Hiser practices Cardiovascular Disease Physician in Rockford, IL.
Where does Dr. Mark Hiser practice?
Dr. Mark Hiser practices at 444 Roxbury Road, Rockford, IL 611075059. Office phone: 8153983000.
What is Dr. Mark Hiser's NPI?
Dr. Mark Hiser's National Provider Identifier (NPI) is 1538184924, issued by NPPES.
Does Dr. Mark Hiser accept Medicare assignment?
Yes. Dr. Mark Hiser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Hiser commonly perform?
Top Medicare-reported procedures in 2023: Anticoagulant management of patient taking warfarin (HCPCS 93793); Blood test, clotting time (HCPCS 85610); Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days (HCPCS 93296). Source: CMS Medicare Physician & Other Practitioners file.