Quick answers
- Where does David M. Lefkowitz see patients?
- Medicare's clinician data lists 23 practice locations, including San Mateo, CA, Riverside, CA and Freedom, CA. Call before your visit to confirm the address.
- What is David M. Lefkowitz's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does David M. Lefkowitz accept Medicare assignment?
- Yes. Medicare's clinician data says David M. Lefkowitz accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for David M. Lefkowitz?
- (650) 343-1655, as listed in official Medicare / NPI Registry data.
- What is David M. Lefkowitz's NPI number?
- 1306832332. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where David M. Lefkowitz is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 23; the Medicare profile lists all.
- 101 S San Mateo Dr, 201 Simonmed Imaging San MateoSan Mateo, CA 94401 (650) 343‑1655
- 10111 Hole AveRiverside, CA 92503 (951) 352‑0555
- 108 Green Valley Rd, Suite BFreedom, CA 95019 (831) 268‑4340
- 1180 Post StSan Francisco, CA 94109 (415) 248‑3700
- 14651 S Bascom Ave, 120 Simonmed Imaging Los GatosLos Gatos, CA 95032 (408) 356‑9013
Group practices
Medicare enrollment lists David M. Lefkowitz as a member of these groups (CMS data updated 2026-10-02).
- Smi Imaging LLC384 clinicians in the group
- Simonmed Imaging Florida LLC317 clinicians in the group
- Health Diagnostics of California a Professional Corporation183 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in San Mateo
Clinicians with the same Medicare primary specialty in San Mateo, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical University Of South Carolina College Of Medicine |
| Graduation year | 1980 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306832332 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians