Duane M. Whitlock, M.D.
NPI 1821098229ActiveIndividual· Specialist· Gettysburg, PA
Specialist (M.D.) in Gettysburg, Pennsylvania, trained at University of Maryland School of Medicine (class of 1995). In 2024 Medicare paid $289,125 for 676 patients, and Part D covered 1,813 of their prescriptions, 59% of them generic. Sun Pharmaceutical Industries Inc. was the largest of 9 companies reporting payments in 2025, $661.36 in all, mostly food and beverage.
Overview
| NPI | 1821098229 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 28, 2005 |
| Last updated in NPPES | Jul 6, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | MD418674 | PA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 676 |
|---|---|
| Services billed | 1,965 across 26 procedure codes |
| Paid by Medicare | $289,125 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,813 · 3,655 30-day fills |
|---|---|
| Patients | 619 |
| Total drug cost | $346,944 |
| Generic share | 59% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Ophthalmology |
Medical group
- Gettysburg Ophthalmology Associates PCGettysburg, PA · 3 clinicians
Hospital affiliation
- Gettysburg HospitalGettysburg, PA
Industry payments (Open Payments)
- 2025$661.36 · 34 payments from 9 companies
- 2024$1,083 · 44 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sun Pharmaceutical Industries Inc. | $177.66 | 7 |
| Alcon Vision LLC | $158.78 | 12 |
| Bausch & Lomb Americas Inc. | $79.40 | 4 |
| Tarsus Pharmaceuticals, Inc. | $69.33 | 2 |
| Abbvie Inc. | $51.70 | 3 |
What the 2025 payments were for
- Food and Beverage$640.17 · 33 payments
- Gift$21.19 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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