Doctor profile · Federal record

Dr. Dragos Diaconescu, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Pain Medicine (Anesthesiology) Physician · Orange, CA

  • NPI 1851325518
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
101 the City Dr S
Orange, CA 928683201
(714) 456-8888
Additional location
2409 Simplicity
Irvine, CA 926203811
(617) 905-8380

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 7, 2025
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #C128632

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851325518. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
60
Distinct HCPCS
3
Medicare allowed
$16,429
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 26 26 $46
00670 Anesthesia for extensive surgery on spine 22 22 $654
64488 Injection of local anesthetic for abdominal wall pain control on both sides using imaging guidance 12 12 $71

In context: peer comparison

Among 76 peers in Orange Anesthesiology Physician, average services per provider: 29. This provider delivers 2.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dragos Diaconescu's medical specialty?
Dr. Dragos Diaconescu practices Anesthesiology Physician in Orange, CA.
Where does Dr. Dragos Diaconescu practice?
Dr. Dragos Diaconescu practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7144568888.
What is Dr. Dragos Diaconescu's NPI?
Dr. Dragos Diaconescu's National Provider Identifier (NPI) is 1851325518, issued by NPPES.
Does Dr. Dragos Diaconescu accept Medicare assignment?
Yes. Dr. Dragos Diaconescu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dragos Diaconescu commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Anesthesia for extensive surgery on spine (HCPCS 00670); Injection of local anesthetic for abdominal wall pain control on both sides using imaging guidance (HCPCS 64488). Source: CMS Medicare Physician & Other Practitioners file.