John Patrick Carlson, MD
NPI 1215913199ActiveIndividual· Ophthalmology· Riverside, CA
Ophthalmology (MD) in Riverside, California, trained at Creighton University School of Medicine (class of 1995). In 2024 Medicare paid $1,788,029 for 797 patients, and Part D covered 664 of their prescriptions, 58% of them generic. Regeneron Healthcare Solutions, Inc. was the largest of 8 companies reporting payments in 2025, $634.38 in all, mostly food and beverage.
Overview
| NPI | 1215913199 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 21, 2005 |
| Last updated in NPPES | May 27, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A62397 | CA |
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 - Ophthalmology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 797 |
|---|---|
| Services billed | 24,966 across 55 procedure codes |
| Paid by Medicare | $1,788,029 |
Part D prescriptions in 2024
| Prescriptions (claims) | 664 · 1,186 30-day fills |
|---|---|
| Patients | 157 |
| Total drug cost | $30,529 |
| Generic share | 58% of claims |
Education and affiliations
| Medical school | Creighton University School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Ophthalmology |
Medical groups
- Inland Eye Specialists A Medical CorpMurrieta, CA · 18 clinicians
- Milauskas Eye Institute Medical Group II, Inc.Palm Desert, CA · 10 clinicians
- Retina Consultants of Southern Cal Medical Associates IncRiverside, CA · 4 clinicians
Industry payments (Open Payments)
- 2025$634.38 · 22 payments from 8 companies
- 2024$2,721 · 22 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $194.80 | 3 |
| Genentech USA, Inc. | $117.44 | 5 |
| Abbvie Inc. | $98.29 | 4 |
| Ani Pharmaceuticals, Inc. | $82.58 | 4 |
| Apellis Pharmaceuticals, Inc. | $63.78 | 2 |
What the 2025 payments were for
- Food and Beverage$634.38 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 ophthalmologists in Riverside · All ophthalmologists in California