Yehudith Assouline-Dayan, MD
NPI 1093141228ActiveIndividual· Internal Medicine, Gastroenterology· Iowa City, IA
Internal Medicine, Gastroenterology (MD) with Mass General Brigham Medical Group Northern Massachusetts Inc and 2 other groups, practicing in Iowa City, Iowa. Their prescriptions cost Medicare Part D more than their services did: $238,935 for 506 claims, against $79,533 paid for services in 2024. Lists Anna Jaques Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1093141228 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 19, 2013 |
| Last updated in NPPES | Sep 19, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | SP-213 | IA |
| Internal Medicine | 207R00000X | SP-213 | IA |
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 - Gastroenterology (MA); Practitioner - Gastroenterology (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 367 |
|---|---|
| Services billed | 924 across 35 procedure codes |
| Paid by Medicare | $79,533 |
Part D prescriptions in 2024
| Prescriptions (claims) | 506 · 840 30-day fills |
|---|---|
| Patients | 142 |
| Total drug cost | $238,935 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical groups
- Mass General Brigham Medical Group Northern Massachusetts IncDanvers, MA · 827 clinicians
- Mass General Brigham Community Physicians IncWatertown, MA · 428 clinicians
- Mass General Brigham Medical Group, Inc.Salem, NH · 139 clinicians
Hospital affiliations
- Anna Jaques HospitalNewburyport, MA
- Holy Family HospitalMethuen, MA
- Merrimack Health Lawrence HospitalLawrence, MA
- North Shore Medical Center -Salem, MA
- Wentworth-Douglass HospitalDover, NH
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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