Nicholas James Karbach, OD
NPI 1588191985ActiveIndividual· Optometrist· Philadelphia, PA
Optometrist (OD) in Philadelphia, Pennsylvania, trained at Pennsylvania College of Optometry (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $62,934 for 397 claims, against $13,191 paid for services in 2024. Dompe US, Inc. was the largest of 5 companies reporting payments in 2025, $287.77 in all, mostly food and beverage.
Overview
| NPI | 1588191985 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | May 16, 2017 |
| Last updated in NPPES | Jun 24, 2026 |
| Certified by provider | Jun 24, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | OEG003319 | PA |
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 - Optometry (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 158 |
|---|---|
| Services billed | 261 across 12 procedure codes |
| Paid by Medicare | $13,191 |
Part D prescriptions in 2024
| Prescriptions (claims) | 397 · 524 30-day fills |
|---|---|
| Patients | 81 |
| Total drug cost | $62,934 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | Pennsylvania College of Optometry |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Optometry |
Medical groups
- Drexel UniversityPhiladelphia, PA · 81 clinicians
- Rl Health IncLanghorne, PA · 13 clinicians
Industry payments (Open Payments)
- 2025$287.77 · 6 payments from 5 companies
- 2024$79.60 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dompe US, Inc. | $99.79 | 1 |
| Sight Sciences, Inc. | $79.56 | 1 |
| Alcon Vision LLC | $61.73 | 2 |
| Genzyme Corporation | $28.59 | 1 |
| Tarsus Pharmaceuticals, Inc. | $18.10 | 1 |
What the 2025 payments were for
- Food and Beverage$287.77 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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