Diane G. Fries-Balog, O.D.
NPI 1730103946ActiveIndividual· Optometrist· Pottstown, PA
Optometrist (O.D.) in Pottstown, Pennsylvania, trained at Pennsylvania College of Optometry (class of 1992). Mostly services rather than prescriptions: Medicare paid $13,726 for 114 patients in 2024, with only 43 Part D claims.
Overview
| NPI | 1730103946 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 27, 2006 |
| Last updated in NPPES | Nov 10, 2025 |
| Certified by provider | Nov 10, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | OEG001588 | PA |
| Optometrist | 152W00000X | 27OA00519300 | NJ |
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 | 114 |
|---|---|
| Services billed | 168 across 6 procedure codes |
| Paid by Medicare | $13,726 |
Part D prescriptions in 2024
| Prescriptions (claims) | 43 · 72 30-day fills |
|---|---|
| Patients | 16 |
| Total drug cost | $11,578 |
| Generic share | 58% of claims |
Education and affiliations
| Medical school | Pennsylvania College of Optometry |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 22 optometrists in Pottstown · All optometrists in Pennsylvania