Trayton B. Mains, D.O
NPI 1720217383ActiveIndividual· Internal Medicine, Rheumatology· Lima, OH
Internal Medicine, Rheumatology (D.O) with Mercy Health Physicians Lima Specialty Care LLC, practicing in Lima, Ohio. Their prescriptions cost Medicare Part D more than their services did: $1,875,782 for 3,137 claims, against $79,980 paid for services in 2024. Lists Grand Lake Health System and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1720217383 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O |
| Sole proprietor | No |
| NPI issued | Jul 3, 2009 |
| Last updated in NPPES | May 17, 2022 |
| Certified by provider | May 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 34012761 | OH |
| Internal Medicine, Rheumatology | 207RR0500X | 03663 | KY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Rheumatology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 437 |
|---|---|
| Services billed | 1,815 across 17 procedure codes |
| Paid by Medicare | $79,980 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,137 · 4,634 30-day fills |
|---|---|
| Patients | 606 |
| Total drug cost | $1,875,782 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Rheumatology |
Medical group
- Mercy Health Physicians Lima Specialty Care LLCLima, OH · 253 clinicians
Hospital affiliations
- Grand Lake Health SystemSaint Marys, OH
- Lima Memorial Health SystemLima, OH
- Mercer County Joint Township Community HospitalColdwater, OH
- Mercy Health St Ritas Medical CenterLima, OH
- Wilson Memorial HospitalSidney, OH
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Rheumatology providers in Lima
- 1255073359
- 1023253077