Based in Staten Island, NY, Shanmugasundaram Theventhiran, MD is listed in the NPI registry under anesthesiology. According to Medicare claims data, Shanmugasundaram cared for 228 Medicare patients across 233 services. The services billed most often include anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope, anesthesia for lens surgery, and anesthesia for procedure on small and large bowel using an endoscope. NPI 1851399422 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.
475 SEAVIEW AVE
Staten Island, NY 10305
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
233 services · 228 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
75 | More than most peers in Anesthesiology |
| Anesthesia for lens surgery | Anaesthesia | 00142 |
53 | More often than most peers in Anesthesiology |
| Anesthesia for procedure on small and large bowel using an endoscope | Anaesthesia | 00813 |
47 | More than most peers in Anesthesiology |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
45 | More often than most peers in Anesthesiology |
| Anesthesia for exam of colon using an endoscope | Anaesthesia | 00812 |
13 | 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. Theventhiran is an anesthesiologist in Staten Island, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Dr. Theventhiran is listed at 475 Seaview Ave, Staten Island, NY 10305. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (718) 226-2000. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Theventhiran's National Provider Identifier is 1851399422. 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. Theventhiran attended Other, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
Dr. Theventhiran has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Theventhiran provides treatments such as anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 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 Dr. Theventhiran. If this is you, claiming it is free.
Guide.md
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