Physician Profile
Steve Namsinh, MD practices anesthesiology in Los Alamitos, CA. Steve is a 2002 graduate of Chicago College of Medicine and Surgery. According to Medicare claims data, Steve cared for 42 Medicare patients across 42 services. The services billed most often include injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve), anesthesia for procedure for total knee joint replacement, and ultrasonic guidance for needle placement. The provider's National Provider Identifier (NPI) is 1346413598.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
3751 KATELLA AVE
Los Alamitos, CA 90720
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
42 services · 42 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | Procedure | 64447 |
16 | As often as other peers in Anesthesiology |
| Anesthesia for procedure for total knee joint replacement | Anaesthesia | 01402 |
15 | Less often than most peers in Anesthesiology |
| Ultrasonic guidance for needle placement | Imaging | 76942 |
11 | Less often than most peers in Anesthesiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Namsinh is an anesthesiologist in Los Alamitos, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Dr. Namsinh is listed at 3751 Katella Ave, Los Alamitos, CA 90720. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (562) 598-1311. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Namsinh's National Provider Identifier is 1346413598. 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
Dr. Namsinh attended Chicago College of Medicine and Surgery, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
Dr. Namsinh has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Namsinh performs procedures including injection of anesthetic agent and/or steroid into thigh nerve; reads or performs imaging such as ultrasonic guidance for needle placement; provides treatments such as anesthesia for procedure for total knee joint replacement. 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 Dr. Namsinh. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.