Charles M. Callahan, M.D.
NPI 1023095510ActiveIndividual· Internal Medicine, Infectious Disease· Cape Coral, FL
Internal Medicine, Infectious Disease (M.D.) in Cape Coral, Florida, trained at University of South Florida College of Medicine (class of 1993). 513 Medicare patients in 2024, $179,166 paid; nearly all of their 137 Part D prescriptions were generic (93%).
Overview
| NPI | 1023095510 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Dec 27, 2005 |
| Last updated in NPPES | Sep 24, 2025 |
| Certified by provider | Sep 24, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | ME68793 | FL |
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 - Infectious Disease (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 513 |
|---|---|
| Services billed | 1,869 across 15 procedure codes |
| Paid by Medicare | $179,166 |
Part D prescriptions in 2024
| Prescriptions (claims) | 137 · 156 30-day fills |
|---|---|
| Patients | 55 |
| Total drug cost | $99,537 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | University of South Florida College of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Infectious Disease |
Medical group
- Lee Health System IncFort Myers, FL · 1,428 clinicians
Hospital affiliations
- Cape Coral HospitalCape Coral, FL
- Gulf Coast Medical Center Lee HealthFort Myers, FL
- Lee Memorial HospitalFort Myers, FL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other infectious disease specialists in Cape Coral
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