Junyan Gu, MD, PHD
NPI 1144514340ActiveIndividual· Surgery, Vascular Surgery· Hagerstown, MD
Surgery, Vascular Surgery (MD, PHD) with Samer Saiedy MD PA, practicing in Hagerstown, Maryland. In 2024 Medicare paid $531,721 for 613 patients, and Part D covered 949 of their prescriptions, 88% of them generic. Tactile Systems Technology Inc was the largest of 13 companies reporting payments in 2025, $1,322 in all, mostly food and beverage. Lists Meritus Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1144514340 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Jun 6, 2011 |
| Last updated in NPPES | Aug 18, 2021 |
| Certified by provider | Aug 18, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | D86714 | MD |
| Surgery, Vascular Surgery | 2086S0129X | MD474306 | 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 - Vascular Surgery (MD); Practitioner - Vascular Surgery (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 613 |
|---|---|
| Services billed | 1,774 across 94 procedure codes |
| Paid by Medicare | $531,721 |
Part D prescriptions in 2024
| Prescriptions (claims) | 949 · 1,519 30-day fills |
|---|---|
| Patients | 257 |
| Total drug cost | $93,053 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Vascular Surgery |
| Secondary specialties | General Surgery |
Medical group
- Samer Saiedy MD PACockeysville, MD · 15 clinicians
Hospital affiliations
- Meritus Medical CenterHagerstown, MD
- Wellspan Chambersburg HospitalChambersburg, PA
- Wellspan Waynesboro HospitalWaynesboro, PA
Industry payments (Open Payments)
- 2025$1,322 · 49 payments from 13 companies
- 2024$2,317 · 50 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tactile Systems Technology Inc | $327.16 | 15 |
| Medtronic, Inc. | $272.33 | 7 |
| Boston Scientific Corporation | $169.91 | 3 |
| Pfizer Inc. | $142.87 | 11 |
| W. L. Gore & Associates, Inc. | $92.86 | 3 |
What the 2025 payments were for
- Food and Beverage$1,322 · 49 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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