Physician Profile
Based in Orange, CA, Armen G. Chalian, M.D. is listed in the NPI registry under anesthesiology. Armen graduated from University of California, Geffen School of Medicine in 1989. Armen is also listed as specializing in anesthesiology — pain medicine. Medicare claims data shows Armen provided 320 services to 253 patients. The services billed most often include anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance, injection of substance into lower spine canal using imaging guidance, and anesthesia for lens surgery.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1100 W STEWART DR
Orange, CA 92868
Within Anesthesiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Anesthesia complications
Back & spine
Chronic pain
Facial & jaw pain
General pain
Head & facial pain
Headaches
Joint pain
Mental health
Muscle pain
Musculoskeletal pain
Nerve pain
Pelvic pain
Post-surgery recovery
Sedation & anesthesia
Spine pain
Ablation
Head & facial procedures
Implants & devices
Infusion therapies
Infusion therapy
Joint injections
Muscle injections
Nerve blocks
Nerve injections
Nerve procedures
Pain relief procedures
Regional anesthesia
Sedation
Sedation & anesthesia
Spine injections
Spine procedures
320 services · 253 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of substance into lower spine canal using imaging guidance | Procedure | 62323 |
41 | As often as other peers in Anesthesiology |
| Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level | Procedure | 64483 |
32 | As often as other peers in Anesthesiology |
| Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance | Anaesthesia | 01938 |
97 | More than most peers in Anesthesiology |
| Anesthesia for lens surgery | Anaesthesia | 00142 |
35 | As often as other peers in Anesthesiology |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
31 | More often than most peers in Anesthesiology |
| Anesthesia for procedure on small and large bowel using an endoscope | Anaesthesia | 00813 |
26 | More often than most peers in Anesthesiology |
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
24 | As often as other peers in Anesthesiology |
| Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of neck or upper back accessed through skin using imaging guidance | Anaesthesia | 01937 |
17 | As often as other peers in Anesthesiology |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
17 | As often as other peers in Anesthesiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Armen G. Chalian is an anesthesiologist in Orange, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Armen G. Chalian is listed at 1100 W Stewart Dr, Orange, CA 92868. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (714) 633-9111. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Armen G. Chalian's National Provider Identifier is 1588685309. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Armen G. Chalian attended University of California, Geffen School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
Armen G. Chalian has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Armen G. Chalian performs procedures including injection of substance into lower spine canal using imaging guidance and injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level; provides treatments such as anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance and anesthesia for lens surgery. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Armen G. Chalian. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.