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Edit this profileBased in Montebello, CA, Michael S. Chai, M.D. is listed in the NPI registry under anesthesiology. Michael graduated from University of Southern California Keck School of Medicine in 1985. According to Medicare claims data, Michael cared for 94 Medicare patients across 96 services. The services billed most often include anesthesia for other procedure on large bowel using an endoscope, anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope, and ultrasonic guidance for blood vessel access. NPI 1558448894 identifies this record in the national registry.
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.
309 W BEVERLY BLVD
Montebello, CA 90640
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.
Sedation & Phobias
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
Nerve blocks
Nerve Blocks
Pain Relief Procedures
Regional anesthesia
Sedation
Sedation & anesthesia
Specialized Care
Vascular Access
Ablation
Head & facial procedures
Implants & devices
Infusion therapies
Infusion therapy
Joint injections
Muscle injections
Nerve injections
Nerve procedures
Pain relief procedures
Spine injections
Spine procedures
96 services · 94 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
12 | Less often than most peers in Anesthesiology |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
24 | As often as other peers in Anesthesiology |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
21 | As often as other peers in Anesthesiology |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
14 | Less often than most peers in Anesthesiology |
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
14 | Less often than most peers in Anesthesiology |
| Anesthesia for procedure on small and large bowel using an endoscope | Anaesthesia | 00813 |
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.
Michael S. Chai is an anesthesiologist in Montebello, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Michael S. Chai is listed at 309 W Beverly Blvd, Montebello, CA 90640. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (323) 725-4209. Contact the office directly to confirm availability and scheduling.
NPI registry
Michael S. Chai's National Provider Identifier is 1558448894. 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
Michael S. Chai attended University of Southern California Keck School of Medicine, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
Michael S. Chai has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Michael S. Chai performs procedures including insertion of artery tube for blood sampling or infusion through skin; reads or performs imaging such as ultrasonic guidance for blood vessel access; provides treatments such as anesthesia for other procedure on large bowel using an endoscope and anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope. 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 Michael S. Chai. If this is you, claiming it is free.
Guide.md
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