Charles Keith Cofas, M.D.
NPI 1053371666ActiveIndividual· Internal Medicine· Klamath Falls, OR
Internal Medicine (M.D.) in Klamath Falls, Oregon, trained at University of Texas Medical Branch at Galveston (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $312,313 for 4,176 claims, against $131,306 paid for services in 2024.
Overview
| NPI | 1053371666 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 27, 2006 |
| Last updated in NPPES | Mar 29, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD25846 | OR |
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 - Internal Medicine (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,608 |
|---|---|
| Services billed | 3,374 across 32 procedure codes |
| Paid by Medicare | $131,306 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,176 · 10,972 30-day fills |
|---|---|
| Patients | 322 |
| Total drug cost | $312,313 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Sky Lakes Medical Center IncKlamath Falls, OR · 215 clinicians
- Cofas IncKlamath Falls, OR · 6 clinicians
Hospital affiliations
- Asante Rogue Regional Medical CenterMedford, OR
- Lake District HospitalLakeview, OR
- Modoc Medical CenterAlturas, CA
- Sky Lakes Medical CenterKlamath Falls, OR
Other facilities
- Sky Lakes Home HealthHome health agency · Klamath Falls, OR
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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