Daniel E. Weiner, MD
NPI 1437251360ActiveIndividual· Internal Medicine, Nephrology· Boston, MA
Internal Medicine, Nephrology (MD) in Boston, Massachusetts, trained at Tufts University School of Medicine (class of 1998). 139 Medicare patients in 2024, $62,427 paid; nearly all of their 633 Part D prescriptions were generic (90%). Diality Inc. was the largest of 3 companies reporting payments in 2025, $254.43 in all, mostly food and beverage.
Overview
| NPI | 1437251360 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 1, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 213380 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 139 |
|---|---|
| Services billed | 526 across 20 procedure codes |
| Paid by Medicare | $62,427 |
Part D prescriptions in 2024
| Prescriptions (claims) | 633 · 1,068 30-day fills |
|---|---|
| Patients | 54 |
| Total drug cost | $65,118 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Pratt Medical Group IncBoston, MA · 286 clinicians
Hospital affiliations
- Cambridge Health AllianceCambridge, MA
- Emerson Hospital -W Concord, MA
- Tufts Medical CenterBoston, MA
Other facilities
- Dci Ball SquareDialysis facility · Somerville, MA
- Dialysis Clinic, Inc. (Dci Boston)Dialysis facility · Boston, MA
Industry payments (Open Payments)
- 2025$254.43 · 3 payments from 3 companies
- 2024$1,561 · 8 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Diality Inc. | $222.20 | 1 |
| Vantive US Healthcare LLC | $30.57 | 1 |
| Travere Therapeutics, Inc. | $1.66 | 1 |
What the 2025 payments were for
- Food and Beverage$252.77 · 2 payments
- Education$1.66 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Boston
- 1447910864
- 1508687229
- 1780674085
- 1164743209
- 1174946347
- 1356359368
- 1710960232
- 1467722579
- 1043690332
- 1821309188
- 1598885980
- 1255680997
All Internal Medicine, Nephrology providers in Massachusetts →