Calvin Peter John, MD
NPI 1750332862ActiveIndividual· Family Medicine· London, OH
Family Medicine (MD) in London, Ohio, licensed in OH, with an NPI issued in May 2006. 122 Medicare patients in 2024, $14,849 paid; nearly all of their 86 Part D prescriptions were generic (95%).
Overview
| NPI | 1750332862 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 13, 2006 |
| Last updated in NPPES | Jan 17, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 35081241J | 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 - Emergency Medicine (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 122 |
|---|---|
| Services billed | 130 across 12 procedure codes |
| Paid by Medicare | $14,849 |
Part D prescriptions in 2024
| Prescriptions (claims) | 86 · 87 30-day fills |
|---|---|
| Patients | 51 |
| Total drug cost | $1,388 |
| Generic share | 95% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 17 family medicine physicians in London · All family medicine physicians in Ohio