Laurence Michael Silverstein, M.D.
NPI 1588755466ActiveIndividual· Internal Medicine, Geriatric Medicine· Tarzana, CA
Internal Medicine, Geriatric Medicine (M.D.) in Tarzana, California, trained at Albert Einstein College of Medicine of Yeshiva University (class of 1979). Their prescriptions cost Medicare Part D more than their services did: $890,815 for 8,234 claims, against $386,603 paid for services in 2024. Amgen Inc. was the largest of 4 companies reporting payments in 2025, $262.13 in all, mostly food and beverage.
Overview
| NPI | 1588755466 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 27, 2006 |
| Last updated in NPPES | May 13, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | G43592 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 569 |
|---|---|
| Services billed | 16,852 across 94 procedure codes |
| Paid by Medicare | $386,603 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,234 · 20,030 30-day fills |
|---|---|
| Patients | 676 |
| Total drug cost | $890,815 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Albert Einstein College of Medicine of Yeshiva University |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Northridge Hospital Medical CenterNorthridge, CA
- Providence Cedars Sinai Tarzana Medical CenterTarzana, CA
- UCLA West Valley Medical CenterWest Hills, CA
Other facilities
- Concord Home Health CareHome health agency · Pasadena, CA
- Home Health 4u, IncHome health agency · Granada Hills, CA
- Number 1 Home Health Care, IncHome health agency · Chatsworth, CA
- Providence Home Health la County NorthHome health agency · Burbank, CA
Industry payments (Open Payments)
- 2025$262.13 · 7 payments from 4 companies
- 2024$458.28 · 10 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $177.58 | 4 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $43.06 | 1 |
| Glaxosmithkline, LLC. | $26.36 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $15.13 | 1 |
What the 2025 payments were for
- Food and Beverage$262.13 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Geriatric Medicine providers in Tarzana
- 1154172112
- 1770304156
- 1902372451
All Internal Medicine, Geriatric Medicine providers in California →