Quick answers
- Where does Jeffrey W. Work see patients?
- Medicare's clinician data lists 2 practice locations, including Tarzana, CA and Porter Ranch, CA. Call before your visit to confirm the address.
- What is Jeffrey W. Work's specialty?
- Medicare lists Interventional Cardiology as the primary specialty.
- Does Jeffrey W. Work accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey W. Work 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 Jeffrey W. Work?
- (818) 345-5580, as listed in official Medicare / NPI Registry data.
- What is Jeffrey W. Work's NPI number?
- 1023095320. 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 Jeffrey W. Work is enrolled with Medicare (CMS data updated 2026-10-02).
- 18370 Burbank Blvd, Suite 707Tarzana, CA 91356 (818) 345‑5580
- 19950 Rinaldi StPorter Ranch, CA 91326 (818) 403‑2400
Group practices
Medicare enrollment lists Jeffrey W. Work as a member of this group (CMS data updated 2026-10-02).
- Providence Facey Medical Foundation385 clinicians in the group
Specialties
- Interventional Cardiologyprimary
Find other Interventional Cardiology doctors in California →
Other interventional cardiologists in Tarzana
Clinicians with the same Medicare primary specialty in Tarzana, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Yale University School Of Medicine |
| Graduation year | 1979 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023095320 |
| 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