John Kobayashi, MD
NPI 1669479572 · Cardiovascular Disease Physician · South Bend, IN
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Kobayashi, MD is a Cardiovascular Disease Physician provider in South Bend, IN (NPI 1669479572).
Provider details
- NPI number
- 1669479572
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01040488A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,740 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 928 | $8 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 533 | $13 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 492 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 455 | $118 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 366 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 414 | 127 |
| Apixabanbrand: Eliquis | 378 | 103 |
| Metoprolol Tartrate | 360 | 117 |
| Carvedilol | 307 | 89 |
| Metoprolol Succinate | 238 | 74 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 175 | 60 |
| Rivaroxaban |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,792 across 63 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 1020 High RdBremen, IN 46506-1093Phone: (574) 309-9967Fax: (574) 309-9968
- 900 I StLa Porte, IN 46350-5533Phone: (219) 324-1700Fax: (219) 324-1602
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2023-04-28
- Certified
- 2023-04-28
Frequently asked questions
- What is John Kobayashi's NPI number?
- John Kobayashi's National Provider Identifier (NPI) is 1669479572, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kobayashi's specialty?
- John Kobayashi is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Kobayashi located?
- John Kobayashi's practice location on file with NPPES is 610 N Michigan St, South Bend, IN 46601-1081.
- What is John Kobayashi's phone number?
- The practice phone number listed in the NPPES registry for John Kobayashi is (574) 647-8120.
- Does John Kobayashi accept Medicare?
- John Kobayashi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Kobayashi's NPI active?
- Yes — John Kobayashi's NPI (1669479572) is active in the NPPES registry as of the last update on 2023-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.