John F. Ryan, M.D.
NPI 1144266974ActiveIndividual· Internal Medicine· Lake Mary, FL
Internal Medicine (M.D.) in Lake Mary, Florida, trained at State University of New York Downstate Medical Center (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $478,788 for 6,726 claims, against $307,865 paid for services in 2024. Insmed, Inc. reported $37.04 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1144266974 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 21, 2006 |
| Last updated in NPPES | Nov 14, 2025 |
| Certified by provider | Nov 14, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | ME44570 | 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 - Internal Medicine (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 665 |
|---|---|
| Services billed | 3,550 across 31 procedure codes |
| Paid by Medicare | $307,865 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,726 · 17,124 30-day fills |
|---|---|
| Patients | 595 |
| Total drug cost | $478,788 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Ability Health Services and Rehabilitation LPSanford, FL · 1,269 clinicians
- Ability Health Services, IncSanford, FL · 1,258 clinicians
- Florida Internal Medicine PALake Mary, FL · 2 clinicians
Hospital affiliations
- Adventhealth DelandDeland, FL
- Adventhealth Fish MemorialOrange City, FL
- Adventhealth New Smyrna BeachNew Smyrna Beach, FL
- Adventhealth OrlandoOrlando, FL
- Orlando HealthOrlando, FL
Other facilities
- Adventhealth Home HealthHome health agency · Altamonte Springs, FL
- Centerwell Home HealthHome health agency · Orlando, FL
- Kindred at HomeHome health agency · Lake Mary, FL
- Mederi CaretendersHome health agency · Longwood, FL
- Trilogy Home HealthcareHome health agency · Orlando, FL
- Village on the GreenNursing home · Longwood, FL
Industry payments (Open Payments)
- 2025$37.04 · 1 payment from 1 company
- 2024$30.99 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insmed, Inc. | $37.04 | 1 |
What the 2025 payments were for
- Food and Beverage$37.04 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 75 internal medicine physicians in Lake Mary · All internal medicine physicians in Florida