Doctor profile · Federal record
Dr. John Kobayashi, MD
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · South Bend, IN
- NPI 1669479572
- Accepts Medicare
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
610 N Michigan St, Ste 400
South Bend, IN 466011081
(574) 647-8120
fax (574) 647-8111 - Additional location
-
1020 High RD
Bremen, IN 465061093
(574) 309-9967
fax (574) 309-9968 - Additional location
-
900 I St
La Porte, IN 463505533
(219) 324-1700
fax (219) 324-1602 - Mailing address
-
3245 Health Dr Ste 100
Granger, IN 465301380
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- April 28, 2023
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- Indiana #01040488A
- Medicaid
- IN #200125000
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669479572. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,335
Distinct HCPCS
10
Medicare allowed
$167,740
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 932 | 676 | $8 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 498 | 346 | $13 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 483 | 345 | $118 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 412 | 403 | $65 | |
93016 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | 124 | 124 | $20 | |
93018 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 124 | 124 | $13 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 91 | 43 | $111 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 61 | 58 | $163 | |
99152 |
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 60 | 51 | $11 | |
78452 |
Nuclear medicine studies of heart muscle at rest and with stress and spect | 53 | 53 | $71 |
In context: peer comparison
Among 3 peers in South Bend Cardiovascular Disease Physician, average services per provider: 118. This provider delivers 28× the peer median.Open Payments
Industry payments received
All-time total
$1,792
Transactions
56
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 5 | $303.53 | |
| CVRx, INC. | 5 | $292.43 | |
| Novartis Pharmaceuticals Corporation | 16 | $244.41 | |
| Abbott Laboratories | 2 | $146.80 | |
| Abiomed | 1 | $125.00 | |
| Kiniksa Pharmaceuticals International, Plc | 5 | $93.26 | |
| Pfizer INC. | 4 | $78.51 | |
| Lantheus Medical Imaging, INC. | 3 | $64.70 | |
| Amgen INC. | 2 | $55.63 | |
| Heartflow, INC. | 2 | $53.72 | |
| Medtronic, INC. | 2 | $46.96 | |
| E.R. Squibb & Sons, L.L.C. | 3 | $44.83 | |
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 3 | $42.95 | |
| Surmodics, INC. | 1 | $33.20 | |
| Janssen Pharmaceuticals, INC | 2 | $31.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,906
Patients
845
Total drug cost
$839,005
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 433 | 133 | $6,178 |
| Metoprolol Tartrate | Generic | 356 | 108 | $3,396 |
| Eliquis (Apixaban) | Brand | 334 | 90 | $397,792 |
| Carvedilol | Generic | 308 | 83 | $3,168 |
| Metoprolol Succinate | Generic | 185 | 51 | $3,364 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 182 | 55 | $2,933 |
| Xarelto (Rivaroxaban) | Brand | 149 | 42 | $212,235 |
| Furosemide | Generic | 148 | 47 | $794 |
| Potassium Chloride | Generic | 131 | 39 | $2,893 |
| Dofetilide | Generic | 120 | 32 | $24,058 |
Frequently asked questions
What is Dr. John Kobayashi's medical specialty?
Dr. John Kobayashi practices Cardiovascular Disease Physician in South Bend, IN.
Where does Dr. John Kobayashi practice?
Dr. John Kobayashi practices at 610 N Michigan St, South Bend, IN 466011081. Office phone: 5746478120.
What is Dr. John Kobayashi's NPI?
Dr. John Kobayashi's National Provider Identifier (NPI) is 1669479572, issued by NPPES.
Does Dr. John Kobayashi accept Medicare assignment?
Yes. Dr. John Kobayashi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Kobayashi commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.