Specialty Directory
Optometrist in Lancaster, PA
Federal CMS data for 10 optometrist providers practicing in Lancaster, PA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
10
Providers
Median industry payments
$1,722
10
Optometrist Providers
in Lancaster, PA
$1,722
Median Industry Payments
per provider (2018–2024)
222
Median Medicare Services
fee-for-service claims
How to read this directory: Providers are listed by Medicare service volume, which reflects only
Medicare fee-for-service patients (typically 65+). This does not represent total practice volume.
Industry payments span multiple years and payment types — they are legal and do not indicate wrongdoing.
Optometrist includes multiple subspecialties with different practice patterns.
Learn more →
Optometrist Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| YEALY, RYAN O.D. | 1,375 | 458 | Tear duct plug insertion | $152,227 (2018-2024) | Consulting (52%) | Very High |
| NGUYEN-LIANG, ANH O.D. | 838 | 712 | Eye exam, established patient, focused | $4,701 (2018-2024) | Food & Beverage (99%) | Very High |
| SCHWARTZ, PHILIP OD | 678 | 543 | Office visit, established patient (20-29 min) | $792 (2018-2024) | Food & Beverage (100%) | Very High |
| MERDIUSZEW, OLGA O.D. | 318 | 317 | Eye exam, established patient, focused | $276 (2019-2024) | Food & Beverage (100%) | Very High |
| WOLANIUK, DEBRA OD | 227 | 196 | Comprehensive eye exam, established patient | $682 (2019-2024) | Food & Beverage (97%) | Very High |
| BRUN, ALLISON OD | 218 | 171 | Office visit, established patient (20-29 min) | $3,781 (2019-2024) | Food & Beverage (100%) | Very High |
| ANDREWS, KATHRYN | 190 | 169 | Office visit, established patient (30-39 min) | $2,652 (2018-2024) | Food & Beverage (100%) | Very High |
| ESH, CHRISTOPHER O.D. | 152 | 147 | Eye exam, established patient, focused | $400 (2020-2024) | Food & Beverage (100%) | Very High |
| LIANG, ANTHONY O.D. | 38 | 37 | Office visit, established patient (30-39 min) | $4,491 (2018-2024) | Food & Beverage (99%) | Very High |
| CRAWFORD, ABBY O.D. | 22 | 20 | Office visit, established patient (10-19 min) | $739 (2018-2024) | Food & Beverage (85%) | Very High |
Note: Optometrist encompasses multiple subspecialties with different practice patterns.
Differences in payment amounts and procedure volumes may reflect subspecialty focus
rather than practice quality. Consider viewing individual profiles for full context.
By Practice Pattern
Optometrist encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Clinical Cardiology (8)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| YEALY, RYAN | 1,375 | $152,227 |
| SCHWARTZ, PHILIP | 678 | $792 |
| WOLANIUK, DEBRA | 227 | $682 |
| BRUN, ALLISON | 218 | $3,781 |
| ANDREWS, KATHRYN | 190 | $2,652 |
| ESH, CHRISTOPHER | 152 | $400 |
| LIANG, ANTHONY | 38 | $4,491 |
| CRAWFORD, ABBY | 22 | $739 |
Mixed Practice (2)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| NGUYEN-LIANG, ANH | 838 | $4,701 |
| MERDIUSZEW, OLGA | 318 | $276 |