Robert David Lafsky, M.D.
NPI 1336124163ActiveIndividual· Internal Medicine, Gastroenterology· Leesburg, VA
Internal Medicine, Gastroenterology (M.D.) in Leesburg, Virginia, trained at Perelman School of Med at the University of Pennsylvania (class of 1975). Their prescriptions cost Medicare Part D more than their services did: $417,654 for 733 claims, against $65,420 paid for services in 2024. Abbvie Inc. was the largest of 18 companies reporting payments in 2025, $1,366 in all, mostly food and beverage.
Overview
| NPI | 1336124163 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 14, 2005 |
| Last updated in NPPES | Apr 12, 2026 |
| Certified by provider | Apr 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 0101031988 | VA |
| Internal Medicine | 207R00000X | 0101031988 | VA |
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 - Gastroenterology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 395 |
|---|---|
| Services billed | 576 across 27 procedure codes |
| Paid by Medicare | $65,420 |
Part D prescriptions in 2024
| Prescriptions (claims) | 733 · 1,478 30-day fills |
|---|---|
| Patients | 215 |
| Total drug cost | $417,654 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | Perelman School of Med at the University of Pennsylvania |
|---|---|
| Graduation year | 1975 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Loudoun Medical Group, PCLovettsville, VA · 271 clinicians
Hospital affiliation
- Inova Loudoun HospitalLeesburg, VA
Industry payments (Open Payments)
- 2025$1,366 · 62 payments from 18 companies
- 2024$1,220 · 50 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $227.51 | 12 |
| Janssen Biotech, Inc. | $216.55 | 9 |
| Qol Medical, LLC | $144.79 | 6 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $114.37 | 5 |
| Ardelyx, Inc. | $104.62 | 5 |
What the 2025 payments were for
- Food and Beverage$1,366 · 62 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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