Karen M. Shainsky, D.O.
Internal Medicine, Rheumatology (D.O.) in West Hollywood, California, licensed in CA, with an NPI issued in April 2007. Their prescriptions cost Medicare Part D more than their services did: $4,243,797 for 7,048 claims, against $1,240,392 paid for services in 2024. Amgen Inc. was the largest of 27 companies reporting payments in 2025, $3,719 in all, mostly food and beverage. Lists Cedars-Sinai Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1740409283 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Apr 24, 2007 |
| Last updated in NPPES | Oct 16, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 20A8489 | CA |
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 - Rheumatology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 910 |
|---|---|
| Services billed | 60,892 across 36 procedure codes |
| Paid by Medicare | $1,240,392 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,048 · 9,073 30-day fills |
|---|---|
| Patients | 636 |
| Total drug cost | $4,243,797 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Rheumatology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Cedars-Sinai Medical CenterLos Angeles, CA
- Saint John's Health CenterSanta Monica, CA
Other facilities
- A & A Home Health Care ServicesHome health agency · Tarzana, CA
Industry payments (Open Payments)
- 2025$3,719 · 158 payments from 27 companies
- 2024$3,054 · 126 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $628.08 | 29 |
| Abbvie Inc. | $534.56 | 24 |
| Novartis Pharmaceuticals Corporation | $380.32 | 17 |
| Radius Health, Inc. | $292.75 | 11 |
| Ucb, Inc. | $223.15 | 7 |
What the 2025 payments were for
- Food and Beverage$3,719 · 158 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Internal Medicine, Rheumatology providers in California →