Are you Si S. An, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileBased in Durham, NC, Si S. An, M.D. is listed in the NPI registry under anesthesiology. Si graduated from Wake Forest University School of Medicine in 2014. Si is also listed as specializing in student in an organized health care education program. Medicare claims data shows Si provided 118 services to 64 patients. The services billed most often include critical care, first 30-74 minutes and insertion of artery tube for blood sampling or infusion through skin. NPI 1609295591 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.
DUMC 3094
Durham, NC 27710
2301 Vanderbilt University Hospital
Nashville, TN 37232
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
118 services · 64 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
22 | As often as other peers in Anesthesiology |
| Critical care, first 30-74 minutes | Office visit | 99291 |
96 | More often than most peers in Anesthesiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Si S. An is an anesthesiologist in Durham, NC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Si S. An is listed at Dumc 3094, Durham, NC 27710. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (919) 684-6633. Contact the office directly to confirm availability and scheduling.
NPI registry
Si S. An's National Provider Identifier is 1609295591. 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
Si S. An attended Wake Forest University School of Medicine, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
Si S. An has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Si S. An performs procedures including insertion of artery tube for blood sampling or infusion through skin, alongside routine visits and testing. 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 Si S. An. If this is you, claiming it is free.
Guide.md
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