Jonathan R. Diamond, MD
NPI 1578539433ActiveIndividual· Internal Medicine, Nephrology· Harrisburg, PA
Internal Medicine, Nephrology (MD) in Harrisburg, Pennsylvania, trained at State University of Ny Upstate Medical University (class of 1979). Their prescriptions cost Medicare Part D more than their services did: $1,248,998 for 2,129 claims, against $128,288 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 20 companies reporting payments in 2025, $38,864 in all, mostly speaking and faculty fees.
Overview
| NPI | 1578539433 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 28, 2006 |
| Last updated in NPPES | Jul 23, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | MD043430E | 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 - Nephrology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 420 |
|---|---|
| Services billed | 1,043 across 11 procedure codes |
| Paid by Medicare | $128,288 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,129 · 5,260 30-day fills |
|---|---|
| Patients | 407 |
| Total drug cost | $1,248,998 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | State University of Ny Upstate Medical University |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Hershey Kidney Specialists IncCarlisle, PA · 2 clinicians
Hospital affiliations
- Milton S Hershey Medical CenterHershey, PA
- Penn State Health Holy Spirit Medical CenterCamp Hill, PA
- Upmc CarlisleCarlisle, PA
- Upmc Pinnacle HospitalsHarrisburg, PA
- Wellspan Chambersburg HospitalChambersburg, PA
Other facilities
- Fkc Camp HillDialysis facility · Camp Hill, PA
- Fkc Capital AreaDialysis facility · Harrisburg, PA
- Fkc Cumberland CountyDialysis facility · Carlisle, PA
- Fkc Freedom Center of Central PADialysis facility · Enola, PA
- Fkc HarrisburgDialysis facility · Harrisburg, PA
Industry payments (Open Payments)
- 2025$38,864 · 248 payments from 20 companies
- 2024$44,987 · 211 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $27,484 | 25 |
| Mallinckrodt Hospital Products Inc. | $6,984 | 17 |
| Astrazeneca Pharmaceuticals LP | $1,278 | 47 |
| Amgen Inc. | $495.52 | 9 |
| Ani Pharmaceuticals, Inc. | $379.00 | 32 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$30,613 · 11 payments
- Food and Beverage$4,289 · 225 payments
- Travel and Lodging$3,037 · 9 payments
- Consulting Fee$918.00 · 1 payment
- Education$8.23 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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