Kelsi Leigh Greider-Sideris, M.D.
NPI 1851771497ActiveIndividual· Ophthalmology· Vista, CA
Ophthalmology (M.D.) in Vista, California, trained at Chicago College of Medicine and Surgery (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $571,592 for 2,238 claims, against $101,078 paid for services in 2024. Tarsus Pharmaceuticals, Inc. was the largest of 7 companies reporting payments in 2025, $16,215 in all, mostly speaking and faculty fees.
Overview
| NPI | 1851771497 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 8, 2015 |
| Last updated in NPPES | Dec 17, 2019 |
| Certified by provider | Dec 17, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A147131 | CA |
| Ophthalmology | 207W00000X | 298489 | NY |
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); Practitioner - Ophthalmology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 401 |
|---|---|
| Services billed | 1,167 across 30 procedure codes |
| Paid by Medicare | $101,078 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,238 · 4,415 30-day fills |
|---|---|
| Patients | 626 |
| Total drug cost | $571,592 |
| Generic share | 50% of claims |
Education and affiliations
| Medical school | Chicago College of Medicine and Surgery |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Ophthalmology |
Medical group
- Bradley W Greider M D IncVista, CA · 11 clinicians
Industry payments (Open Payments)
- 2025$16,215 · 43 payments from 7 companies
- 2024$748.77 · 23 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tarsus Pharmaceuticals, Inc. | $15,657 | 23 |
| Harrow Eye, LLC | $268.46 | 5 |
| Abbvie Inc. | $145.77 | 8 |
| Alcon Vision LLC | $65.50 | 3 |
| Bausch & Lomb Americas Inc. | $31.35 | 2 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$11,845 · 4 payments
- Travel and Lodging$3,313 · 9 payments
- Food and Beverage$1,056 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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