Ruth Guilinger
NPI 1043365893ActiveIndividual· Internal Medicine· Pittsburgh, PA
Internal Medicine in Pittsburgh, Pennsylvania, trained at Pennsylvania State University College of Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $544,077 for 13,876 claims, against $5,282 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. reported $121.04 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1043365893 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jan 24, 2007 |
| Last updated in NPPES | Mar 25, 2021 |
| Certified by provider | Oct 5, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD147617L | PA |
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 - Internal Medicine (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 42 |
|---|---|
| Services billed | 43 across 5 procedure codes |
| Paid by Medicare | $5,282 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,876 · 13,889 30-day fills |
|---|---|
| Patients | 350 |
| Total drug cost | $544,077 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Pennsylvania State University College of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Internal Medicine |
Medical group
- Allegheny ClinicPittsburgh, PA · 2,389 clinicians
Hospital affiliations
- Allegheny General HospitalPittsburgh, PA
- Grove City Medical CenterGrove City, PA
- West Penn HospitalPittsburgh, PA
Other facilities
- Western Pennsylvania HospitalInpatient rehabilitation facility · Pittsburgh, PA
Industry payments (Open Payments)
- 2025$121.04 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $121.04 | 1 |
What the 2025 payments were for
- Food and Beverage$121.04 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Pittsburgh
- 1003840513
- 1003889858
- 1013371574
- 1013394949
- 1023081445
- 1023514874
- 1053349480
- 1053484915
- 1053731083
- 1063487338
- 1063604742
- 1063615466
All 919 internal medicine physicians in Pittsburgh · All internal medicine physicians in Pennsylvania