Dragos Diaconescu, M.D.
NPI 1851325518 · Anesthesiology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dragos Diaconescu, M.D. is a Anesthesiology Physician provider in Orange, CA (NPI 1851325518).
Provider details
- NPI number
- 1851325518
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C128632 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
58 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 18 | $44 |
| Anesthesia for Extensive Surgery on Spine00670 | 14 | $648 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 13 | $362 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 13 | $64 |
Typical Medicare-allowed amounts for these services range $44–$648 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 2409 SimplicityIrvine, CA 92620-3811Phone: (617) 905-8380
Registry dates
- Enumerated
- 2006-07-10
- Last updated
- 2025-11-07
- Certified
- 2025-11-07
Frequently asked questions
- What is Dragos Diaconescu's NPI number?
- Dragos Diaconescu's National Provider Identifier (NPI) is 1851325518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dragos Diaconescu's specialty?
- Dragos Diaconescu is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Dragos Diaconescu located?
- Dragos Diaconescu's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Dragos Diaconescu's phone number?
- The practice phone number listed in the NPPES registry for Dragos Diaconescu is (714) 456-8888.
- Does Dragos Diaconescu accept Medicare?
- Dragos Diaconescu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dragos Diaconescu's NPI active?
- Yes — Dragos Diaconescu's NPI (1851325518) is active in the NPPES registry as of the last update on 2025-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.