Isam Hamdallah, M.D.
NPI 1689830044ActiveIndividual· Surgery· Catonsville, MD
Surgery (M.D.) with St Agnes Healthcare Inc, practicing in Catonsville, Maryland. In 2024 Medicare paid $22,991 for 51 patients, and Part D covered 87 of their prescriptions, 75% of them generic. Intuitive Surgical, Inc. was the largest of 2 companies reporting payments in 2025, $858.95 in all, mostly travel and lodging. Lists Saint Agnes Hospital as a hospital affiliation.
Overview
| NPI | 1689830044 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 5, 2008 |
| Last updated in NPPES | Apr 25, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | D72265 | MD |
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 - General Surgery (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 51 |
|---|---|
| Services billed | 117 across 14 procedure codes |
| Paid by Medicare | $22,991 |
Part D prescriptions in 2024
| Prescriptions (claims) | 87 · 203 30-day fills |
|---|---|
| Patients | 31 |
| Total drug cost | $4,427 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | General Surgery |
| Telehealth | Offers telehealth |
Medical group
- St Agnes Healthcare IncBaltimore, MD · 260 clinicians
Hospital affiliation
- Saint Agnes HospitalBaltimore, MD
Industry payments (Open Payments)
- 2025$858.95 · 15 payments from 2 companies
- 2024$1,057 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $841.28 | 14 |
| Boston Scientific Corporation | $17.67 | 1 |
What the 2025 payments were for
- Travel and Lodging$560.05 · 8 payments
- Food and Beverage$298.90 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery providers in Catonsville
- 1295919884
- 1821272428
- 1629258934
- 1376363077
- 1598832990
- 1376601195
- 1326027277
- 1689713661
- 1164782157
- 1063431658