Quick answers
- Which hospitals does Leonard V. Petrus work at?
- Medicare's official clinician data lists Leonard V. Petrus at 1 hospital: Huntington Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Leonard V. Petrus see patients?
- Medicare's clinician data lists 6 practice locations, including Pasadena, CA, Glendora, CA and Arcadia, CA. Call before your visit to confirm the address.
- What is Leonard V. Petrus's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Leonard V. Petrus accept Medicare assignment?
- Yes. Medicare's clinician data says Leonard V. Petrus 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 Leonard V. Petrus?
- (626) 397-5139, as listed in official Medicare / NPI Registry data.
- What is Leonard V. Petrus's NPI number?
- 1679562680. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Leonard V. Petrus works
Medicare's Facility Affiliation Data lists Leonard V. Petrus at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Huntington HospitalPasadena, CA · Acute Care Hospital · CCN 050438
Practice locations
Addresses where Leonard V. Petrus is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 100 W California BlvdPasadena, CA 91105 (626) 397‑5139
- 130 W Route 66, Suite 110Glendora, CA 91740 (626) 914‑3384
- 2627 E Washington BlvdPasadena, CA 91107 (626) 797‑2002
- 289 W Huntington Dr, Suite 103Arcadia, CA 91007 (626) 821‑0707
- 625 S Fair Oaks Ave, Suite 180Pasadena, CA 91105 (626) 229‑8969
Group practices
Medicare enrollment lists Leonard V. Petrus as a member of these groups (CMS data updated 2026-10-02).
- Cedars-Sinai Medical Care Foundation1,692 clinicians in the group
- Radiant Imaging Inc68 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Pasadena
Clinicians with the same Medicare primary specialty in Pasadena, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679562680 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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