Eric S. Iida, MD
NPI 1275556912ActiveIndividual· Internal Medicine, Nephrology· Worcester, MA
Internal Medicine, Nephrology (MD) in Worcester, Massachusetts, trained at Medical College of Pennsylvania (class of 1995). 477 Medicare patients in 2024, $128,786 paid; nearly all of their 1,221 Part D prescriptions were generic (90%). Travere Therapeutics, Inc. reported $2.05 in payments in 2025, mostly education.
Overview
| NPI | 1275556912 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 25, 2006 |
| Last updated in NPPES | Apr 10, 2026 |
| Certified by provider | Apr 10, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 156090 | MA |
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 - Nephrology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 477 |
|---|---|
| Services billed | 1,244 across 22 procedure codes |
| Paid by Medicare | $128,786 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,221 · 2,574 30-day fills |
|---|---|
| Patients | 236 |
| Total drug cost | $192,759 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Medical College of Pennsylvania |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Nephrology |
Medical group
- Umass Memorial Medical Group IncWorcester, MA · 2,516 clinicians
Hospital affiliations
- Milford Regional Medical CenterMilford, MA
- Umass Memorial Health - Harrington HospitalSouthbridge, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Other facilities
- Fmc - Freedom Center of WorcesterDialysis facility · Worcester, MA
- Fmc Dialysis Services of Blackstone ValleyDialysis facility · Milford, MA
- Fresenius Kidney Care-OxfordDialysis facility · Sutton, MA
Industry payments (Open Payments)
- 2025$2.05 · 2 payments from 1 company
- 2024$2.66 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Travere Therapeutics, Inc. | $2.05 | 2 |
What the 2025 payments were for
- Education$2.05 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 45 nephrologists in Worcester · All nephrologists in Massachusetts