Leslie S C Tim, MD
NPI 1811956618ActiveIndividual· Internal Medicine· Emeryville, CA
Internal Medicine (MD) in Emeryville, California, trained at University of California, San Diego School of Medicine (class of 1982). Their prescriptions cost Medicare Part D more than their services did: $292,096 for 5,242 claims, against $177,081 paid for services in 2024.
Overview
| NPI | 1811956618 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 21, 2006 |
| Last updated in NPPES | Apr 24, 2024 |
| Certified by provider | Apr 24, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G57485 | 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 | 665 |
|---|---|
| Services billed | 1,962 across 36 procedure codes |
| Paid by Medicare | $177,081 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,242 · 13,788 30-day fills |
|---|---|
| Patients | 611 |
| Total drug cost | $292,096 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of California, San Diego School of Medicine |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- University Healthcare AlliancePleasanton, CA · 327 clinicians
Hospital affiliations
- Alta Bates Summit Medical CenterOakland, CA
- Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
- Stanford Health CareStanford, CA
- Stanford Health Care Tri-ValleyPleasanton, CA
Other facilities
- Ace Home Health Care & Hospice, IncHome health agency · Orinda, CA
- Amedisys Home Health CareHome health agency · Hayward, CA
- Crossroads Home Health & HospiceHome health agency · San Francisco, CA
- Healthflex Home Health ServicesHome health agency · Oakland, CA
- Sutter Care at HomeHome health agency · Concord, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 29 internal medicine physicians in Emeryville · All internal medicine physicians in California