Doctor profile · Federal record

Dr. Armen Chalian, M.D.

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

  • NPI 1588685309
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 W Stewart Dr
Orange, CA 928683849
(714) 633-9111
fax (714) 774-8695
Mailing address
Po Box 1628
Orange, CA 928560628

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 19, 2015
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #G71003
Medicaid
CA #00G710030

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588685309. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
229
Distinct HCPCS
8
Medicare allowed
$31,417
HCPCS Description Services Patients Avg allowed
01938 Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance 73 46 $132
62323 Injection of substance into lower spine canal using imaging guidance 34 21 $103
64483 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 33 18 $155
00811 Anesthesia for other procedure on large bowel using an endoscope 24 24 $136
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 22 22 $155
00813 Anesthesia for procedure on small and large bowel using an endoscope 21 21 $170
00142 Anesthesia for lens surgery 11 11 $144
00812 Anesthesia for exam of colon using an endoscope 11 11 $121

In context: peer comparison

Among 76 peers in this city , average services per provider: 29. This provider delivers 7.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Armen Chalian's medical specialty?
Dr. Armen Chalian practices Anesthesiology Physician in Orange, CA.
Where does Dr. Armen Chalian practice?
Dr. Armen Chalian practices at 1100 W Stewart Dr, Orange, CA 928683849. Office phone: 7146339111.
What is Dr. Armen Chalian's NPI?
Dr. Armen Chalian's National Provider Identifier (NPI) is 1588685309, issued by NPPES.
Does Dr. Armen Chalian accept Medicare assignment?
Yes. Dr. Armen Chalian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Armen Chalian commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (HCPCS 01938); Injection of substance into lower spine canal using imaging guidance (HCPCS 62323); Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level (HCPCS 64483). Source: CMS Medicare Physician & Other Practitioners file.