John Lazarus, MD
NPI 1336434729ActiveIndividual· Internal Medicine, Cardiovascular Disease· Lancaster, OH
Internal Medicine, Cardiovascular Disease (MD) with Fairfield Healthcare Professionals Inc, practicing in Lancaster, Ohio. Their prescriptions cost Medicare Part D more than their services did: $424,198 for 4,134 claims, against $122,382 paid for services in 2024. Boston Scientific Corporation was the largest of 11 companies reporting payments in 2025, $2,323 in all, mostly travel and lodging. Lists Fairfield Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1336434729 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 14, 2011 |
| Last updated in NPPES | Sep 26, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 35.134503 | OH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 920 |
|---|---|
| Services billed | 1,947 across 55 procedure codes |
| Paid by Medicare | $122,382 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,134 · 8,779 30-day fills |
|---|---|
| Patients | 685 |
| Total drug cost | $424,198 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Fairfield Healthcare Professionals IncLancaster, OH · 134 clinicians
Hospital affiliations
- Fairfield Medical CenterLancaster, OH
- Hocking Valley Community HospitalLogan, OH
- Ohio State University State Health SystemColumbus, OH
- Ohiohealth O'Bleness HospitalAthens, OH
Industry payments (Open Payments)
- 2025$2,323 · 40 payments from 11 companies
- 2024$745.77 · 26 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $1,818 | 16 |
| Pfizer Inc. | $127.40 | 6 |
| Novartis Pharmaceuticals Corporation | $103.40 | 6 |
| Lilly USA, LLC | $62.42 | 2 |
| Medtronic, Inc. | $54.66 | 2 |
What the 2025 payments were for
- Travel and Lodging$1,195 · 2 payments
- Food and Beverage$1,083 · 37 payments
- Education$45.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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