William Charles Gambla, MD
NPI 1104489434ActiveIndividual· Student in an Organized Health Care Education/Training Program· Birmingham, AL
Student in an Organized Health Care Education/Training Program (MD) in Birmingham, Alabama, trained at University of South Alabama College of Medicine (class of 2019). In 2024 Medicare paid $10,714 for 109 patients, and Part D covered 313 of their prescriptions, 80% of them generic. Sight Sciences, Inc. was the largest of 2 companies reporting payments in 2025, $497.92 in all, mostly food and beverage.
Overview
| NPI | 1104489434 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 22, 2019 |
| Last updated in NPPES | Jun 30, 2023 |
| Certified by provider | Jun 30, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Student in an Organized Health Care Education/Training Program Primary | 390200000X | — | — |
| Ophthalmology | 207W00000X | MD.46435 | AL |
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 (AL); Practitioner - Ophthalmology (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 109 |
|---|---|
| Services billed | 174 across 22 procedure codes |
| Paid by Medicare | $10,714 |
Part D prescriptions in 2024
| Prescriptions (claims) | 313 · 488 30-day fills |
|---|---|
| Patients | 119 |
| Total drug cost | $13,722 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | University of South Alabama College of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Ophthalmology |
Medical group
- Hawaii Permanente Medical Group IncHonolulu, HI · 704 clinicians
Industry payments (Open Payments)
- 2025$497.92 · 4 payments from 2 companies
- 2024$359.34 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sight Sciences, Inc. | $363.92 | 3 |
| Abbvie Inc. | $134.00 | 1 |
What the 2025 payments were for
- Food and Beverage$497.92 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 2,029 Student in an Organized Health Care Education/Training Program providers in Birmingham · All Student in an Organized Health Care Education/Training Program providers in Alabama