Carl A. Ruthman, MD
NPI 1801181862ActiveIndividual· Internal Medicine, Pulmonary Disease· Naples, FL
Internal Medicine, Pulmonary Disease (MD) in Naples, Florida, trained at Southern Illinois University School of Medicine (class of 2011). In 2024 Medicare paid $127,683 for 483 patients, and Part D covered 216 of their prescriptions, 39% of them generic. Intuitive Surgical, Inc. was the largest of 13 companies reporting payments in 2025, $1,589 in all, mostly food and beverage.
Overview
| NPI | 1801181862 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 17, 2011 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | ME114169 | FL |
| Internal Medicine, Critical Care Medicine | 207RC0200X | ME114169 | 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 - Pulmonary Disease (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 483 |
|---|---|
| Services billed | 1,241 across 60 procedure codes |
| Paid by Medicare | $127,683 |
Part D prescriptions in 2024
| Prescriptions (claims) | 216 · 445 30-day fills |
|---|---|
| Patients | 59 |
| Total drug cost | $184,285 |
| Generic share | 39% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Pulmonary Disease |
Medical group
- Nchmd IncNaples, FL · 510 clinicians
Hospital affiliation
- Naples Community HospitalNaples, FL
Industry payments (Open Payments)
- 2025$1,589 · 19 payments from 13 companies
- 2024$3,078 · 23 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $448.91 | 3 |
| Insmed, Inc. | $275.72 | 4 |
| Fisher & Paykel Healthcare Inc | $158.91 | 1 |
| Grifols Shared Services North America, Inc. | $149.27 | 1 |
| Ambu Inc. | $115.51 | 1 |
What the 2025 payments were for
- Food and Beverage$1,589 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 pulmonologists in Naples · All pulmonologists in Florida