Quick answers
- Which hospitals does Dragos Diaconescu work at?
- Medicare's official clinician data lists Dragos Diaconescu at 3 hospitals: Memorialcare Orange Coast Medical Center, Providence St. Joseph Hospital and UCI Health-Orange. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Dragos Diaconescu see patients?
- Medicare's clinician data lists 4 practice locations, including Orange, CA, Los Angeles, CA and Irvine, CA. Call before your visit to confirm the address.
- What is Dragos Diaconescu's specialty?
- Medicare lists Anesthesiology as the primary specialty, and also Pain Management.
- Does Dragos Diaconescu accept Medicare assignment?
- Yes. Medicare's clinician data says Dragos Diaconescu 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 Dragos Diaconescu?
- (714) 456-7004, as listed in official Medicare / NPI Registry data.
- What is Dragos Diaconescu's NPI number?
- 1851325518. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Dragos Diaconescu works
Medicare's Facility Affiliation Data lists Dragos Diaconescu at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Memorialcare Orange Coast Medical CenterFountain Valley, CA · Acute Care Hospital · CCN 050678
- Providence St. Joseph HospitalOrange, CA · Acute Care Hospital · CCN 050069
- UCI Health-OrangeOrange, CA · Acute Care Hospital · CCN 050348
Practice locations
Addresses where Dragos Diaconescu is enrolled with Medicare (CMS data updated 2026-10-02).
- 101 the City Dr SOrange, CA 92868 (714) 456‑7004
- 1400 S Grand Ave, Suite 700Los Angeles, CA 90015 (213) 866‑1900
- 16250 Sand Canyon AveIrvine, CA 92618 (855) 999‑4641
- 24331 El Toro Rd, Suite 150Laguna Woods, CA 92637 (949) 855‑0562
Group practices
Medicare enrollment lists Dragos Diaconescu as a member of these groups (CMS data updated 2026-10-02).
- Regents of the University of239 clinicians in the group
- Allied Anesthesia Medical Group Inc191 clinicians in the group
- Socal Anesthesia Solutions Inc46 clinicians in the group
- Talbert Anesthesia Group Incorporated27 clinicians in the group
Specialties
- Anesthesiologyprimary
- Pain Managementalso
Other anesthesiologists in Orange
Clinicians with the same Medicare primary specialty in Orange, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1851325518 |
| 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