Warren Patrick Collins, M.D.
NPI 1043220874ActiveIndividual· Ophthalmology· Springfield, MO
Ophthalmology (M.D.) in Springfield, Missouri, licensed in MO, with an NPI issued in August 2006. In 2024 Medicare paid $224,406 for 587 patients, and Part D covered 2,716 of their prescriptions, 69% of them generic. Glaukos Corporation was the largest of 5 companies reporting payments in 2025, $2,360 in all, mostly food and beverage. Lists Cox Medical Centers and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1043220874 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 8, 2006 |
| Last updated in NPPES | Feb 17, 2020 |
| Certified by provider | Feb 17, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 114662 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (AR); Practitioner - Ophthalmology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 587 |
|---|---|
| Services billed | 2,250 across 42 procedure codes |
| Paid by Medicare | $224,406 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,716 · 3,669 30-day fills |
|---|---|
| Patients | 702 |
| Total drug cost | $163,142 |
| Generic share | 69% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Ophthalmology |
Hospital affiliations
- Cox Medical CentersSpringfield, MO
- Mercy Hospital BerryvilleBerryville, AR
- Mercy St Francis HospitalMountain View, MO
Industry payments (Open Payments)
- 2025$2,360 · 23 payments from 5 companies
- 2024$996.60 · 12 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaukos Corporation | $1,814 | 13 |
| Carl Zeiss Meditec USA, Inc. | $418.92 | 5 |
| Amgen Inc. | $57.46 | 3 |
| Johnson & Johnson Surgical Vision, Inc. | $45.17 | 1 |
| Abbvie Inc. | $24.16 | 1 |
What the 2025 payments were for
- Food and Beverage$2,360 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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